diff --git a/app/build.gradle b/app/build.gradle
index 17691e8a..47a4d6ec 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,8 +2,6 @@ plugins {
   id "com.android.application"
 }
 
-ext.markwon_version='4.6.2'
-
 android {
     compileSdkVersion project.properties.compileSdkVersion.toInteger()
     ndkVersion project.properties.ndkVersion
@@ -15,16 +13,13 @@ android {
         implementation "androidx.preference:preference:1.1.1"
         implementation "androidx.viewpager:viewpager:1.0.0"
         implementation "com.google.guava:guava:24.1-jre"
-        implementation "io.noties.markwon:core:$markwon_version"
-        implementation "io.noties.markwon:ext-strikethrough:$markwon_version"
-        implementation "io.noties.markwon:linkify:$markwon_version"
-        implementation "io.noties.markwon:recycler:$markwon_version"
-        implementation project(":terminal-view")
+        implementation "io.noties.markwon:core:$markwonVersion"
+        implementation "io.noties.markwon:ext-strikethrough:$markwonVersion"
+        implementation "io.noties.markwon:linkify:$markwonVersion"
+        implementation "io.noties.markwon:recycler:$markwonVersion"
 
-        // Do not increment version higher than 2.5 or there
-        // will be runtime exceptions on android < 8
-        // due to missing classes like java.nio.file.Path.
-        implementation "commons-io:commons-io:2.5"
+        implementation project(":terminal-view")
+        implementation project(":termux-shared")
     }
 
     defaultConfig {
@@ -99,7 +94,7 @@ android {
 }
 
 dependencies {
-    testImplementation "junit:junit:4.13.1"
+    testImplementation "junit:junit:4.13.2"
     testImplementation "org.robolectric:robolectric:4.4"
 }
 
diff --git a/app/src/main/java/com/termux/app/RunCommandService.java b/app/src/main/java/com/termux/app/RunCommandService.java
index 800889bb..338b037c 100644
--- a/app/src/main/java/com/termux/app/RunCommandService.java
+++ b/app/src/main/java/com/termux/app/RunCommandService.java
@@ -12,13 +12,14 @@ import android.os.Build;
 import android.os.IBinder;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants.TERMUX_APP.RUN_COMMAND_SERVICE;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
-import com.termux.app.file.FileUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.NotificationUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.RUN_COMMAND_SERVICE;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
+import com.termux.shared.file.FileUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.notification.NotificationUtils;
 import com.termux.app.utils.PluginUtils;
-import com.termux.app.utils.DataUtils;
+import com.termux.shared.data.DataUtils;
 import com.termux.app.models.ExecutionCommand;
 
 /**
@@ -269,10 +270,6 @@ import com.termux.app.models.ExecutionCommand;
  */
 public class RunCommandService extends Service {
 
-    private static final String NOTIFICATION_CHANNEL_ID = "termux_run_command_notification_channel";
-    private static final String NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " RunCommandService";
-    public static final int NOTIFICATION_ID = 1338;
-
     private static final String LOG_TAG = "RunCommandService";
 
     class LocalBinder extends Binder {
@@ -296,7 +293,7 @@ public class RunCommandService extends Service {
     public int onStartCommand(Intent intent, int flags, int startId) {
         Logger.logDebug(LOG_TAG, "onStartCommand");
 
-        if(intent == null) return Service.START_NOT_STICKY;;
+        if(intent == null) return Service.START_NOT_STICKY;
 
         // Run again in case service is already started and onCreate() is not called
         runStartForeground();
@@ -421,7 +418,7 @@ public class RunCommandService extends Service {
     private void runStartForeground() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             setupNotificationChannel();
-            startForeground(NOTIFICATION_ID, buildNotification());
+            startForeground(TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_ID, buildNotification());
         }
     }
 
@@ -434,8 +431,8 @@ public class RunCommandService extends Service {
     private Notification buildNotification() {
         // Build the notification
         Notification.Builder builder =  NotificationUtils.geNotificationBuilder(this,
-            NOTIFICATION_CHANNEL_ID, Notification.PRIORITY_LOW,
-            NOTIFICATION_CHANNEL_NAME, null, null,
+            TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_ID, Notification.PRIORITY_LOW,
+            TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_NAME, null, null,
             null, NotificationUtils.NOTIFICATION_MODE_SILENT);
         if(builder == null)  return null;
 
@@ -454,8 +451,8 @@ public class RunCommandService extends Service {
     private void setupNotificationChannel() {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return;
 
-        NotificationUtils.setupNotificationChannel(this, NOTIFICATION_CHANNEL_ID,
-            NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_LOW);
+        NotificationUtils.setupNotificationChannel(this, TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_ID,
+            TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_LOW);
     }
 
 }
diff --git a/app/src/main/java/com/termux/app/TermuxActivity.java b/app/src/main/java/com/termux/app/TermuxActivity.java
index 750bee55..6ec5e9b3 100644
--- a/app/src/main/java/com/termux/app/TermuxActivity.java
+++ b/app/src/main/java/com/termux/app/TermuxActivity.java
@@ -31,22 +31,23 @@ import android.widget.ListView;
 import android.widget.Toast;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_ACTIVITY;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_ACTIVITY;
 import com.termux.app.activities.HelpActivity;
 import com.termux.app.activities.SettingsActivity;
-import com.termux.app.crash.CrashUtils;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
 import com.termux.app.terminal.TermuxSessionsListViewController;
 import com.termux.app.terminal.io.TerminalToolbarViewPager;
 import com.termux.app.terminal.TermuxSessionClient;
 import com.termux.app.terminal.TermuxViewClient;
 import com.termux.app.terminal.io.extrakeys.ExtraKeysView;
-import com.termux.app.settings.properties.TermuxSharedProperties;
-import com.termux.app.utils.DialogUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.app.settings.properties.TermuxAppSharedProperties;
+import com.termux.shared.interact.DialogUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxUtils;
 import com.termux.terminal.TerminalSession;
 import com.termux.terminal.TerminalSessionClient;
+import com.termux.app.utils.CrashUtils;
 import com.termux.view.TerminalView;
 import com.termux.view.TerminalViewClient;
 
@@ -101,7 +102,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
     /**
      * Termux app shared properties manager, loaded from termux.properties
      */
-    private TermuxSharedProperties mProperties;
+    private TermuxAppSharedProperties mProperties;
 
     /**
      * The terminal extra keys view.
@@ -116,7 +117,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
     /**
      * The {@link TermuxActivity} broadcast receiver for various things like terminal style configuration changes.
      */
-    private final BroadcastReceiver mTermuxActivityBroadcastReceiever = new TermuxActivityBroadcastReceiever();
+    private final BroadcastReceiver mTermuxActivityBroadcastReceiever = new TermuxActivityBroadcastReceiver();
 
     /**
      * The last toast shown, used cancel current toast before showing new in {@link #showToast(String, boolean)}.
@@ -161,7 +162,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
 
         // Load termux shared preferences and properties
         mPreferences = new TermuxAppSharedPreferences(this);
-        mProperties = new TermuxSharedProperties(this);
+        mProperties = new TermuxAppSharedProperties(this);
 
         setActivityTheme();
 
@@ -327,7 +328,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
     }
 
     @Override
-    public void onSaveInstanceState(Bundle savedInstanceState) {
+    public void onSaveInstanceState(@NonNull Bundle savedInstanceState) {
         super.onSaveInstanceState(savedInstanceState);
         saveTerminalToolbarTextInput(savedInstanceState);
     }
@@ -383,6 +384,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
         if(terminalToolbarViewPager == null) return;
 
         final boolean showNow = mPreferences.toogleShowTerminalToolbar();
+        Logger.showToast(this, (showNow ? getString(R.string.msg_enabling_terminal_toolbar) : getString(R.string.msg_disabling_terminal_toolbar)), true);
         terminalToolbarViewPager.setVisibility(showNow ? View.VISIBLE : View.GONE);
         if (showNow && terminalToolbarViewPager.getCurrentItem() == 1) {
             // Focus the text input view if just revealed.
@@ -704,7 +706,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
         return mPreferences;
     }
 
-    public TermuxSharedProperties getProperties() {
+    public TermuxAppSharedProperties getProperties() {
         return mProperties;
     }
 
@@ -718,7 +720,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
         context.sendBroadcast(stylingIntent);
     }
 
-    class TermuxActivityBroadcastReceiever extends BroadcastReceiver {
+    class TermuxActivityBroadcastReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
             if (mIsVisible) {
@@ -755,7 +757,7 @@ public final class TermuxActivity extends Activity implements ServiceConnection
                 // TermuxActivity.this.recreate();
             }
         }
-    };
+    }
 
 
 
diff --git a/app/src/main/java/com/termux/app/TermuxApplication.java b/app/src/main/java/com/termux/app/TermuxApplication.java
index 62713ac2..3bc6689c 100644
--- a/app/src/main/java/com/termux/app/TermuxApplication.java
+++ b/app/src/main/java/com/termux/app/TermuxApplication.java
@@ -2,9 +2,9 @@ package com.termux.app;
 
 import android.app.Application;
 
-import com.termux.app.crash.CrashHandler;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
-import com.termux.app.utils.Logger;
+import com.termux.shared.crash.CrashHandler;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.logger.Logger;
 
 
 public class TermuxApplication extends Application {
@@ -19,7 +19,7 @@ public class TermuxApplication extends Application {
     }
 
     private void setLogLevel() {
-        // Load the log level from shared preferences and set it to the {@link Loggger.CURRENT_LOG_LEVEL}
+        // Load the log level from shared preferences and set it to the {@link Logger.CURRENT_LOG_LEVEL}
         TermuxAppSharedPreferences preferences = new TermuxAppSharedPreferences(getApplicationContext());
         preferences.setLogLevel(null, preferences.getLogLevel());
         Logger.logDebug("Starting Application");
diff --git a/app/src/main/java/com/termux/app/TermuxInstaller.java b/app/src/main/java/com/termux/app/TermuxInstaller.java
index 6c355bbf..bc258380 100644
--- a/app/src/main/java/com/termux/app/TermuxInstaller.java
+++ b/app/src/main/java/com/termux/app/TermuxInstaller.java
@@ -11,8 +11,9 @@ import android.util.Pair;
 import android.view.WindowManager;
 
 import com.termux.R;
-import com.termux.app.file.FileUtils;
-import com.termux.app.utils.Logger;
+import com.termux.shared.file.FileUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxConstants;
 
 import java.io.BufferedReader;
 import java.io.ByteArrayInputStream;
diff --git a/app/src/main/java/com/termux/app/TermuxOpenReceiver.java b/app/src/main/java/com/termux/app/TermuxOpenReceiver.java
index 455c2211..c3609dbc 100644
--- a/app/src/main/java/com/termux/app/TermuxOpenReceiver.java
+++ b/app/src/main/java/com/termux/app/TermuxOpenReceiver.java
@@ -13,7 +13,8 @@ import android.os.ParcelFileDescriptor;
 import android.provider.MediaStore;
 import android.webkit.MimeTypeMap;
 
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxConstants;
 
 import java.io.File;
 import java.io.FileNotFoundException;
diff --git a/app/src/main/java/com/termux/app/TermuxService.java b/app/src/main/java/com/termux/app/TermuxService.java
index 77779b6c..e9d47799 100644
--- a/app/src/main/java/com/termux/app/TermuxService.java
+++ b/app/src/main/java/com/termux/app/TermuxService.java
@@ -20,17 +20,18 @@ import android.provider.Settings;
 import android.widget.ArrayAdapter;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_ACTIVITY;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_ACTIVITY;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
 import com.termux.app.terminal.TermuxSession;
 import com.termux.app.terminal.TermuxSessionClient;
 import com.termux.app.terminal.TermuxSessionClientBase;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.NotificationUtils;
-import com.termux.app.utils.PermissionUtils;
-import com.termux.app.shell.ShellUtils;
-import com.termux.app.utils.DataUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.notification.NotificationUtils;
+import com.termux.shared.packages.PermissionUtils;
+import com.termux.shared.shell.ShellUtils;
+import com.termux.shared.data.DataUtils;
 import com.termux.app.models.ExecutionCommand;
 import com.termux.app.models.ExecutionCommand.ExecutionState;
 import com.termux.app.terminal.TermuxTask;
@@ -38,7 +39,6 @@ import com.termux.terminal.TerminalEmulator;
 import com.termux.terminal.TerminalSession;
 import com.termux.terminal.TerminalSessionClient;
 
-import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -58,10 +58,6 @@ import javax.annotation.Nullable;
  */
 public final class TermuxService extends Service {
 
-    private static final String NOTIFICATION_CHANNEL_ID = "termux_notification_channel";
-    private static final String NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " App";
-    public static final int NOTIFICATION_ID = 1337;
-
     private static int EXECUTION_ID = 1000;
 
     /** This service is only bound from inside the same process and never uses IPC. */
@@ -95,7 +91,7 @@ public final class TermuxService extends Service {
     /** The basic implementation of the {@link TerminalSessionClient} interface to be used by {@link TerminalSession}
      * that does not hold activity references.
      */
-    final TermuxSessionClientBase mTermuxSessionClientBase = new TermuxSessionClientBase();;
+    final TermuxSessionClientBase mTermuxSessionClientBase = new TermuxSessionClientBase();
 
     /** The wake lock and wifi lock are always acquired and released together. */
     private PowerManager.WakeLock mWakeLock;
@@ -183,7 +179,7 @@ public final class TermuxService extends Service {
     /** Make service run in foreground mode. */
     private void runStartForeground() {
         setupNotificationChannel();
-        startForeground(NOTIFICATION_ID, buildNotification());
+        startForeground(TermuxConstants.TERMUX_APP_NOTIFICATION_ID, buildNotification());
     }
 
     /** Make service leave foreground mode. */
@@ -366,7 +362,7 @@ public final class TermuxService extends Service {
         if (newTermuxTask == null) {
             Logger.logError(LOG_TAG, "Failed to execute new termux task command for:\n" + executionCommand.getCommandIdAndLabelLogString());
             return null;
-        };
+        }
 
         mTermuxTasks.add(newTermuxTask);
 
@@ -436,7 +432,7 @@ public final class TermuxService extends Service {
         if (newTermuxSession == null) {
             Logger.logError(LOG_TAG, "Failed to execute new termux session command for:\n" + executionCommand.getCommandIdAndLabelLogString());
             return null;
-        };
+        }
 
         mTermuxSessions.add(newTermuxSession);
 
@@ -593,13 +589,13 @@ public final class TermuxService extends Service {
         // Set notification text
         int sessionCount = getTermuxSessionsSize();
         int taskCount = mTermuxTasks.size();
-        String notifiationText = sessionCount + " session" + (sessionCount == 1 ? "" : "s");
+        String notificationText = sessionCount + " session" + (sessionCount == 1 ? "" : "s");
         if (taskCount > 0) {
-            notifiationText += ", " + taskCount + " task" + (taskCount == 1 ? "" : "s");
+            notificationText += ", " + taskCount + " task" + (taskCount == 1 ? "" : "s");
         }
 
         final boolean wakeLockHeld = mWakeLock != null;
-        if (wakeLockHeld) notifiationText += " (wake lock held)";
+        if (wakeLockHeld) notificationText += " (wake lock held)";
 
 
         // Set notification priority
@@ -610,8 +606,8 @@ public final class TermuxService extends Service {
 
         // Build the notification
         Notification.Builder builder =  NotificationUtils.geNotificationBuilder(this,
-            NOTIFICATION_CHANNEL_ID, priority,
-            getText(R.string.application_name), notifiationText, null,
+            TermuxConstants.TERMUX_APP_NOTIFICATION_CHANNEL_ID, priority,
+            getText(R.string.application_name), notificationText, null,
             pendingIntent, NotificationUtils.NOTIFICATION_MODE_SILENT);
         if(builder == null)  return null;
 
@@ -647,8 +643,8 @@ public final class TermuxService extends Service {
     private void setupNotificationChannel() {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return;
 
-        NotificationUtils.setupNotificationChannel(this, NOTIFICATION_CHANNEL_ID,
-            NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_LOW);
+        NotificationUtils.setupNotificationChannel(this, TermuxConstants.TERMUX_APP_NOTIFICATION_CHANNEL_ID,
+            TermuxConstants.TERMUX_APP_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_LOW);
     }
 
     /** Update the shown foreground service notification after making any changes that affect it. */
@@ -657,7 +653,7 @@ public final class TermuxService extends Service {
             // Exit if we are updating after the user disabled all locks with no sessions or tasks running.
             requestStopService();
         } else {
-            ((NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE)).notify(NOTIFICATION_ID, buildNotification());
+            ((NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE)).notify(TermuxConstants.TERMUX_APP_NOTIFICATION_ID, buildNotification());
         }
     }
 
diff --git a/app/src/main/java/com/termux/app/activities/ReportActivity.java b/app/src/main/java/com/termux/app/activities/ReportActivity.java
index 3bf5bdce..2491005a 100644
--- a/app/src/main/java/com/termux/app/activities/ReportActivity.java
+++ b/app/src/main/java/com/termux/app/activities/ReportActivity.java
@@ -15,9 +15,9 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants;
-import com.termux.app.utils.MarkdownUtils;
-import com.termux.app.utils.ShareUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.interact.ShareUtils;
 import com.termux.app.models.ReportInfo;
 
 import org.commonmark.node.FencedCodeBlock;
diff --git a/app/src/main/java/com/termux/app/crash/CrashHandler.java b/app/src/main/java/com/termux/app/crash/CrashHandler.java
deleted file mode 100644
index a1f18f07..00000000
--- a/app/src/main/java/com/termux/app/crash/CrashHandler.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package com.termux.app.crash;
-
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-
-/**
- * Catches uncaught exceptions and logs them.
- */
-public class CrashHandler implements Thread.UncaughtExceptionHandler {
-
-    private final Context context;
-    private final Thread.UncaughtExceptionHandler defaultUEH;
-
-    private CrashHandler(final Context context) {
-        this.context = context;
-        this.defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
-    }
-
-    public void uncaughtException(@NonNull Thread thread, @NonNull Throwable throwable) {
-        CrashUtils.logCrash(context,thread, throwable);
-        defaultUEH.uncaughtException(thread, throwable);
-    }
-
-    /**
-     * Set default uncaught crash handler of current thread to {@link CrashHandler}.
-     */
-    public static void setCrashHandler(final Context context) {
-        if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof CrashHandler)) {
-            Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(context));
-        }
-    }
-
-}
diff --git a/app/src/main/java/com/termux/app/fragments/settings/DebuggingPreferencesFragment.java b/app/src/main/java/com/termux/app/fragments/settings/DebuggingPreferencesFragment.java
index 61f99156..c34d70e2 100644
--- a/app/src/main/java/com/termux/app/fragments/settings/DebuggingPreferencesFragment.java
+++ b/app/src/main/java/com/termux/app/fragments/settings/DebuggingPreferencesFragment.java
@@ -11,8 +11,8 @@ import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.PreferenceManager;
 
 import com.termux.R;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
-import com.termux.app.utils.Logger;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.logger.Logger;
 
 public class DebuggingPreferencesFragment extends PreferenceFragmentCompat {
 
diff --git a/app/src/main/java/com/termux/app/fragments/settings/TerminalIOPreferencesFragment.java b/app/src/main/java/com/termux/app/fragments/settings/TerminalIOPreferencesFragment.java
index 874a87b4..0280b897 100644
--- a/app/src/main/java/com/termux/app/fragments/settings/TerminalIOPreferencesFragment.java
+++ b/app/src/main/java/com/termux/app/fragments/settings/TerminalIOPreferencesFragment.java
@@ -3,14 +3,12 @@ package com.termux.app.fragments.settings;
 import android.content.Context;
 import android.os.Bundle;
 
-import androidx.annotation.Nullable;
-
 import androidx.preference.PreferenceDataStore;
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.PreferenceManager;
 
 import com.termux.R;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
 
 public class TerminalIOPreferencesFragment extends PreferenceFragmentCompat {
 
diff --git a/app/src/main/java/com/termux/app/models/ExecutionCommand.java b/app/src/main/java/com/termux/app/models/ExecutionCommand.java
index ec43b7e6..240af229 100644
--- a/app/src/main/java/com/termux/app/models/ExecutionCommand.java
+++ b/app/src/main/java/com/termux/app/models/ExecutionCommand.java
@@ -6,10 +6,10 @@ import android.net.Uri;
 
 import androidx.annotation.NonNull;
 
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.MarkdownUtils;
-import com.termux.app.utils.DataUtils;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.data.DataUtils;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -112,7 +112,7 @@ public class ExecutionCommand {
 
     /** The stdout of shell command. */
     public String stdout;
-    /** The sterr of shell command. */
+    /** The stderr of shell command. */
     public String stderr;
     /** The exit code of shell command. */
     public Integer exitCode;
diff --git a/app/src/main/java/com/termux/app/models/ReportInfo.java b/app/src/main/java/com/termux/app/models/ReportInfo.java
index a4d62f15..05c8853d 100644
--- a/app/src/main/java/com/termux/app/models/ReportInfo.java
+++ b/app/src/main/java/com/termux/app/models/ReportInfo.java
@@ -1,30 +1,30 @@
 package com.termux.app.models;
 
-import com.termux.app.utils.MarkdownUtils;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.termux.TermuxUtils;
 
 import java.io.Serializable;
 
 public class ReportInfo implements Serializable {
 
     /** The user action that was being processed for which the report was generated. */
-    public UserAction userAction;
+    public final UserAction userAction;
     /** The internal app component that sent the report. */
-    public String sender;
+    public final String sender;
     /** The report title. */
-    public String reportTitle;
+    public final String reportTitle;
     /** The markdown report text prefix. Will not be part of copy and share operations, etc. */
-    public String reportStringPrefix;
+    public final String reportStringPrefix;
     /** The markdown report text. */
-    public String reportString;
+    public final String reportString;
     /** The markdown report text suffix. Will not be part of copy and share operations, etc. */
-    public String reportStringSuffix;
+    public final String reportStringSuffix;
     /** If set to {@code true}, then report, app and device info will be added to the report when
      * markdown is generated.
      */
-    public boolean addReportInfoToMarkdown;
+    public final boolean addReportInfoToMarkdown;
     /** The timestamp for the report. */
-    public String reportTimestammp;
+    public final String reportTimestamp;
 
     public ReportInfo(UserAction userAction, String sender, String reportTitle, String reportStringPrefix, String reportString, String reportStringSuffix, boolean addReportInfoToMarkdown) {
         this.userAction = userAction;
@@ -34,7 +34,7 @@ public class ReportInfo implements Serializable {
         this.reportString = reportString;
         this.reportStringSuffix = reportStringSuffix;
         this.addReportInfoToMarkdown = addReportInfoToMarkdown;
-        this.reportTimestammp = TermuxUtils.getCurrentTimeStamp();
+        this.reportTimestamp = TermuxUtils.getCurrentTimeStamp();
     }
 
     /**
@@ -52,7 +52,7 @@ public class ReportInfo implements Serializable {
             markdownString.append("## Report Info\n\n");
             markdownString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("User Action", reportInfo.userAction, "-"));
             markdownString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Sender", reportInfo.sender, "-"));
-            markdownString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Report Timestamp", reportInfo.reportTimestammp, "-"));
+            markdownString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Report Timestamp", reportInfo.reportTimestamp, "-"));
             markdownString.append("\n##\n\n");
         }
 
diff --git a/app/src/main/java/com/termux/app/settings/properties/TermuxAppSharedProperties.java b/app/src/main/java/com/termux/app/settings/properties/TermuxAppSharedProperties.java
new file mode 100644
index 00000000..4153a426
--- /dev/null
+++ b/app/src/main/java/com/termux/app/settings/properties/TermuxAppSharedProperties.java
@@ -0,0 +1,99 @@
+package com.termux.app.settings.properties;
+
+import android.content.Context;
+
+import com.termux.app.terminal.io.KeyboardShortcut;
+import com.termux.app.terminal.io.extrakeys.ExtraKeysInfo;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.settings.properties.SharedPropertiesParser;
+import com.termux.shared.settings.properties.TermuxPropertyConstants;
+import com.termux.shared.settings.properties.TermuxSharedProperties;
+
+import org.json.JSONException;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import javax.annotation.Nonnull;
+
+public class TermuxAppSharedProperties extends TermuxSharedProperties implements SharedPropertiesParser {
+
+    private ExtraKeysInfo mExtraKeysInfo;
+    private List<KeyboardShortcut> mSessionShortcuts = new ArrayList<>();
+
+    private static final String LOG_TAG = "TermuxAppSharedProperties";
+
+    public TermuxAppSharedProperties(@Nonnull Context context) {
+        super(context);
+    }
+
+    /**
+     * Reload the termux properties from disk into an in-memory cache.
+     */
+    @Override
+    public void loadTermuxPropertiesFromDisk() {
+        super.loadTermuxPropertiesFromDisk();
+
+        setExtraKeys();
+        setSessionShortcuts();
+    }
+
+    /**
+     * Set the terminal extra keys and style.
+     */
+    private void setExtraKeys() {
+        mExtraKeysInfo = null;
+
+        try {
+            // The mMap stores the extra key and style string values while loading properties
+            // Check {@link #getExtraKeysInternalPropertyValueFromValue(String)} and
+            // {@link #getExtraKeysStyleInternalPropertyValueFromValue(String)}
+            String extrakeys = (String) getInternalPropertyValue(TermuxPropertyConstants.KEY_EXTRA_KEYS, true);
+            String extraKeysStyle = (String) getInternalPropertyValue(TermuxPropertyConstants.KEY_EXTRA_KEYS_STYLE, true);
+            mExtraKeysInfo = new ExtraKeysInfo(extrakeys, extraKeysStyle);
+        } catch (JSONException e) {
+            Logger.showToast(mContext, "Could not load and set the \"" + TermuxPropertyConstants.KEY_EXTRA_KEYS + "\" property from the properties file: " + e.toString(), true);
+            Logger.logStackTraceWithMessage(LOG_TAG, "Could not load and set the \"" + TermuxPropertyConstants.KEY_EXTRA_KEYS + "\" property from the properties file: ", e);
+
+            try {
+                mExtraKeysInfo = new ExtraKeysInfo(TermuxPropertyConstants.DEFAULT_IVALUE_EXTRA_KEYS, TermuxPropertyConstants.DEFAULT_IVALUE_EXTRA_KEYS_STYLE);
+            } catch (JSONException e2) {
+                Logger.showToast(mContext, "Can't create default extra keys",true);
+                Logger.logStackTraceWithMessage(LOG_TAG, "Could create default extra keys: ", e);
+                mExtraKeysInfo = null;
+            }
+        }
+    }
+
+    /**
+     * Set the terminal sessions shortcuts.
+     */
+    private void setSessionShortcuts() {
+        if(mSessionShortcuts == null)
+            mSessionShortcuts = new ArrayList<>();
+        else
+            mSessionShortcuts.clear();
+
+        // The {@link TermuxPropertyConstants#MAP_SESSION_SHORTCUTS} stores the session shortcut key and action pair
+        for (Map.Entry<String, Integer> entry : TermuxPropertyConstants.MAP_SESSION_SHORTCUTS.entrySet()) {
+            // The mMap stores the code points for the session shortcuts while loading properties
+            Integer codePoint = (Integer) getInternalPropertyValue(entry.getKey(), true);
+            // If codePoint is null, then session shortcut did not exist in properties or was invalid
+            // as parsed by {@link #getCodePointForSessionShortcuts(String,String)}
+            // If codePoint is not null, then get the action for the MAP_SESSION_SHORTCUTS key and
+            // add the code point to sessionShortcuts
+            if (codePoint != null)
+                mSessionShortcuts.add(new KeyboardShortcut(codePoint, entry.getValue()));
+        }
+    }
+
+    public List<KeyboardShortcut> getSessionShortcuts() {
+        return mSessionShortcuts;
+    }
+
+    public ExtraKeysInfo getExtraKeysInfo() {
+        return mExtraKeysInfo;
+    }
+
+}
diff --git a/app/src/main/java/com/termux/app/terminal/TermuxSession.java b/app/src/main/java/com/termux/app/terminal/TermuxSession.java
index b282b1f0..7b8381e3 100644
--- a/app/src/main/java/com/termux/app/terminal/TermuxSession.java
+++ b/app/src/main/java/com/termux/app/terminal/TermuxSession.java
@@ -3,11 +3,11 @@ package com.termux.app.terminal;
 import androidx.annotation.NonNull;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 import com.termux.app.TermuxService;
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 import com.termux.app.utils.PluginUtils;
-import com.termux.app.shell.ShellUtils;
+import com.termux.shared.shell.ShellUtils;
 import com.termux.app.models.ExecutionCommand;
 import com.termux.terminal.TerminalSession;
 
diff --git a/app/src/main/java/com/termux/app/terminal/TermuxSessionClient.java b/app/src/main/java/com/termux/app/terminal/TermuxSessionClient.java
index 96fc3849..2dbc5552 100644
--- a/app/src/main/java/com/termux/app/terminal/TermuxSessionClient.java
+++ b/app/src/main/java/com/termux/app/terminal/TermuxSessionClient.java
@@ -13,13 +13,13 @@ import android.text.TextUtils;
 import android.widget.ListView;
 
 import com.termux.R;
-import com.termux.app.utils.DialogUtils;
+import com.termux.shared.interact.DialogUtils;
 import com.termux.app.TermuxActivity;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 import com.termux.app.TermuxService;
-import com.termux.app.settings.properties.TermuxPropertyConstants;
+import com.termux.shared.settings.properties.TermuxPropertyConstants;
 import com.termux.app.terminal.io.BellHandler;
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 import com.termux.terminal.TerminalColors;
 import com.termux.terminal.TerminalSession;
 import com.termux.terminal.TextStyle;
@@ -31,15 +31,15 @@ import java.util.Properties;
 
 public class TermuxSessionClient extends TermuxSessionClientBase {
 
-    final TermuxActivity mActivity;
+    private final TermuxActivity mActivity;
 
     private static final int MAX_SESSIONS = 8;
 
-    final SoundPool mBellSoundPool = new SoundPool.Builder().setMaxStreams(1).setAudioAttributes(
+    private final SoundPool mBellSoundPool = new SoundPool.Builder().setMaxStreams(1).setAudioAttributes(
         new AudioAttributes.Builder().setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
             .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION).build()).build();
 
-    int mBellSoundId;
+    private final int mBellSoundId;
 
     private static final String LOG_TAG = "TermuxSessionClient";
 
diff --git a/app/src/main/java/com/termux/app/terminal/TermuxSessionClientBase.java b/app/src/main/java/com/termux/app/terminal/TermuxSessionClientBase.java
index 7404ed00..cb0dec8f 100644
--- a/app/src/main/java/com/termux/app/terminal/TermuxSessionClientBase.java
+++ b/app/src/main/java/com/termux/app/terminal/TermuxSessionClientBase.java
@@ -1,6 +1,6 @@
 package com.termux.app.terminal;
 
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 import com.termux.terminal.TerminalSession;
 import com.termux.terminal.TerminalSessionClient;
 
diff --git a/app/src/main/java/com/termux/app/terminal/TermuxTask.java b/app/src/main/java/com/termux/app/terminal/TermuxTask.java
index 0c0143ee..f70ee9e5 100644
--- a/app/src/main/java/com/termux/app/terminal/TermuxTask.java
+++ b/app/src/main/java/com/termux/app/terminal/TermuxTask.java
@@ -3,12 +3,12 @@ package com.termux.app.terminal;
 import androidx.annotation.NonNull;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 import com.termux.app.TermuxService;
-import com.termux.app.shell.StreamGobbler;
-import com.termux.app.utils.Logger;
+import com.termux.shared.shell.StreamGobbler;
+import com.termux.shared.logger.Logger;
 import com.termux.app.utils.PluginUtils;
-import com.termux.app.shell.ShellUtils;
+import com.termux.shared.shell.ShellUtils;
 import com.termux.app.models.ExecutionCommand;
 import com.termux.app.models.ExecutionCommand.ExecutionState;
 
diff --git a/app/src/main/java/com/termux/app/terminal/TermuxViewClient.java b/app/src/main/java/com/termux/app/terminal/TermuxViewClient.java
index 329e8f41..08586fe5 100644
--- a/app/src/main/java/com/termux/app/terminal/TermuxViewClient.java
+++ b/app/src/main/java/com/termux/app/terminal/TermuxViewClient.java
@@ -20,17 +20,17 @@ import android.widget.Toast;
 
 import com.termux.R;
 import com.termux.app.TermuxActivity;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 import com.termux.app.activities.ReportActivity;
 import com.termux.app.models.ReportInfo;
 import com.termux.app.models.UserAction;
 import com.termux.app.terminal.io.KeyboardShortcut;
 import com.termux.app.terminal.io.extrakeys.ExtraKeysView;
-import com.termux.app.settings.properties.TermuxPropertyConstants;
-import com.termux.app.utils.DataUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.MarkdownUtils;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.shared.settings.properties.TermuxPropertyConstants;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.termux.TermuxUtils;
 import com.termux.terminal.KeyHandler;
 import com.termux.terminal.TerminalEmulator;
 import com.termux.terminal.TerminalSession;
@@ -81,7 +81,7 @@ public class TermuxViewClient implements TerminalViewClient {
     }
 
     @Override
-    public boolean shouldEnforeCharBasedInput() {
+    public boolean shouldEnforceCharBasedInput() {
         return mActivity.getProperties().isEnforcingCharBasedInput();
     }
 
@@ -301,7 +301,7 @@ public class TermuxViewClient implements TerminalViewClient {
             }
 
             List<KeyboardShortcut> shortcuts = mActivity.getProperties().getSessionShortcuts();
-            if (!shortcuts.isEmpty()) {
+            if (shortcuts != null && !shortcuts.isEmpty()) {
                 int codePointLowerCase = Character.toLowerCase(codePoint);
                 for (int i = shortcuts.size() - 1; i >= 0; i--) {
                     KeyboardShortcut shortcut = shortcuts.get(i);
diff --git a/app/src/main/java/com/termux/app/terminal/io/BellHandler.java b/app/src/main/java/com/termux/app/terminal/io/BellHandler.java
index 490bd2fd..728e12e6 100644
--- a/app/src/main/java/com/termux/app/terminal/io/BellHandler.java
+++ b/app/src/main/java/com/termux/app/terminal/io/BellHandler.java
@@ -47,7 +47,7 @@ public class BellHandler {
         if (timeSinceLastBell < 0) {
             // there is a next bell pending; don't schedule another one
         } else if (timeSinceLastBell < MIN_PAUSE) {
-            // there was a bell recently, scheudle the next one
+            // there was a bell recently, schedule the next one
             handler.postDelayed(bellRunnable, MIN_PAUSE - timeSinceLastBell);
             lastBell = lastBell + MIN_PAUSE;
         } else {
diff --git a/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeyButton.java b/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeyButton.java
index 2701a9ec..94540819 100644
--- a/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeyButton.java
+++ b/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeyButton.java
@@ -33,7 +33,7 @@ public class ExtraKeyButton {
      * The information of the popup (triggered by swipe up).
      */
     @Nullable
-    private ExtraKeyButton popup = null;
+    private ExtraKeyButton popup;
 
     public ExtraKeyButton(ExtraKeysInfo.CharDisplayMap charDisplayMap, JSONObject config) throws JSONException {
         this(charDisplayMap, config, null);
diff --git a/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeysInfo.java b/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeysInfo.java
index 12fe30a9..d71f3926 100644
--- a/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeysInfo.java
+++ b/app/src/main/java/com/termux/app/terminal/io/extrakeys/ExtraKeysInfo.java
@@ -16,7 +16,7 @@ public class ExtraKeysInfo {
     /**
      * This corresponds to one of the CharMapDisplay below
      */
-    private String style = "default";
+    private String style;
 
     public ExtraKeysInfo(String propertiesInfo, String style) throws JSONException {
         this.style = style;
diff --git a/app/src/main/java/com/termux/app/crash/CrashUtils.java b/app/src/main/java/com/termux/app/utils/CrashUtils.java
similarity index 62%
rename from app/src/main/java/com/termux/app/crash/CrashUtils.java
rename to app/src/main/java/com/termux/app/utils/CrashUtils.java
index e1af3dd0..a192e5ab 100644
--- a/app/src/main/java/com/termux/app/crash/CrashUtils.java
+++ b/app/src/main/java/com/termux/app/utils/CrashUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.crash;
+package com.termux.app.utils;
 
 import android.app.Notification;
 import android.app.NotificationManager;
@@ -10,66 +10,33 @@ import androidx.annotation.Nullable;
 
 import com.termux.R;
 import com.termux.app.activities.ReportActivity;
-import com.termux.app.file.FileUtils;
+import com.termux.shared.notification.NotificationUtils;
+import com.termux.shared.file.FileUtils;
 import com.termux.app.models.ReportInfo;
 import com.termux.app.models.UserAction;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
-import com.termux.app.settings.preferences.TermuxPreferenceConstants;
-import com.termux.app.utils.DataUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.MarkdownUtils;
-import com.termux.app.utils.NotificationUtils;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.settings.preferences.TermuxPreferenceConstants;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxUtils;
 
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 
 import java.nio.charset.Charset;
 
 public class CrashUtils {
 
-    private static final String NOTIFICATION_CHANNEL_ID_CRASH_REPORT_ERRORS = "termux_crash_reports_notification_channel";
-    private static final String NOTIFICATION_CHANNEL_NAME_CRASH_REPORT_ERRORS = TermuxConstants.TERMUX_APP_NAME + " Crash Reports";
-
     private static final String LOG_TAG = "CrashUtils";
 
-    /**
-     * Log a crash in the crash log file at
-     * {@link TermuxConstants#TERMUX_CRASH_LOG_FILE_PATH}.
-     *
-     * @param context The {@link Context} for operations.
-     * @param thread The {@link Thread} in which the crash happened.
-     * @param thread The {@link Throwable} thrown for the crash.
-     */
-    public static void logCrash(final Context context, final Thread thread, final Throwable throwable) {
-
-        StringBuilder reportString = new StringBuilder();
-
-        reportString.append("## Crash Details\n");
-        reportString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Crash Thread", thread.toString(), "-"));
-        reportString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Crash Timestamp", TermuxUtils.getCurrentTimeStamp(), "-"));
-
-        reportString.append("\n\n").append(Logger.getStackTracesMarkdownString("Stacktrace", Logger.getStackTraceStringArray(throwable)));
-        reportString.append("\n\n").append(TermuxUtils.getAppInfoMarkdownString(context, true));
-        reportString.append("\n\n").append(TermuxUtils.getDeviceInfoMarkdownString(context));
-
-        // Log report string to logcat
-        Logger.logError(reportString.toString());
-
-        // Write report string to crash log file
-        String errmsg = FileUtils.writeStringToFile(context, "crash log", TermuxConstants.TERMUX_CRASH_LOG_FILE_PATH, Charset.defaultCharset(), reportString.toString(), false);
-        if (errmsg != null) {
-            Logger.logError(LOG_TAG, errmsg);
-        }
-    }
-
     /**
      * Notify the user of a previous app crash by reading the crash info from the crash log file at
-     * {@link TermuxConstants#TERMUX_CRASH_LOG_FILE_PATH}.
+     * {@link TermuxConstants#TERMUX_CRASH_LOG_FILE_PATH}. The crash log file would have been
+     * created by {@link com.termux.shared.crash.CrashHandler}.
      *
      * If the crash log file exists and is not empty and
      * {@link TermuxPreferenceConstants.TERMUX_APP#KEY_CRASH_REPORT_NOTIFICATIONS_ENABLED} is
      * enabled, then a notification will be shown for the crash on the
-     * {@link #NOTIFICATION_CHANNEL_NAME_CRASH_REPORT_ERRORS} channel, otherwise nothing will be done.
+     * {@link TermuxConstants#TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME} channel, otherwise nothing will be done.
      *
      * After reading from the crash log file, it will be moved to {@link TermuxConstants#TERMUX_CRASH_LOG_BACKUP_FILE_PATH}.
      *
@@ -140,23 +107,23 @@ public class CrashUtils {
     }
 
     /**
-     * Get {@link Notification.Builder} for {@link #NOTIFICATION_CHANNEL_ID_CRASH_REPORT_ERRORS}
-     * and {@link #NOTIFICATION_CHANNEL_NAME_CRASH_REPORT_ERRORS}.
+     * Get {@link Notification.Builder} for {@link TermuxConstants#TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID}
+     * and {@link TermuxConstants#TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME}.
      *
      * @param context The {@link Context} for operations.
      * @param title The title for the notification.
-     * @param notifiationText The second line text of the notification.
+     * @param notificationText The second line text of the notification.
      * @param notificationBigText The full text of the notification that may optionally be styled.
      * @param pendingIntent The {@link PendingIntent} which should be sent when notification is clicked.
      * @param notificationMode The notification mode. It must be one of {@code NotificationUtils.NOTIFICATION_MODE_*}.
      * @return Returns the {@link Notification.Builder}.
      */
     @Nullable
-    public static Notification.Builder getCrashReportsNotificationBuilder(final Context context, final CharSequence title, final CharSequence notifiationText, final CharSequence notificationBigText, final PendingIntent pendingIntent, final int notificationMode) {
+    public static Notification.Builder getCrashReportsNotificationBuilder(final Context context, final CharSequence title, final CharSequence notificationText, final CharSequence notificationBigText, final PendingIntent pendingIntent, final int notificationMode) {
 
         Notification.Builder builder =  NotificationUtils.geNotificationBuilder(context,
-            NOTIFICATION_CHANNEL_ID_CRASH_REPORT_ERRORS, Notification.PRIORITY_HIGH,
-            title, notifiationText, notificationBigText, pendingIntent, notificationMode);
+            TermuxConstants.TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID, Notification.PRIORITY_HIGH,
+            title, notificationText, notificationBigText, pendingIntent, notificationMode);
 
         if (builder == null)  return null;
 
@@ -176,14 +143,14 @@ public class CrashUtils {
     }
 
     /**
-     * Setup the notification channel for {@link #NOTIFICATION_CHANNEL_ID_CRASH_REPORT_ERRORS} and
-     * {@link #NOTIFICATION_CHANNEL_NAME_CRASH_REPORT_ERRORS}.
+     * Setup the notification channel for {@link TermuxConstants#TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID} and
+     * {@link TermuxConstants#TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME}.
      *
      * @param context The {@link Context} for operations.
      */
     public static void setupCrashReportsNotificationChannel(final Context context) {
-        NotificationUtils.setupNotificationChannel(context, NOTIFICATION_CHANNEL_ID_CRASH_REPORT_ERRORS,
-            NOTIFICATION_CHANNEL_NAME_CRASH_REPORT_ERRORS, NotificationManager.IMPORTANCE_HIGH);
+        NotificationUtils.setupNotificationChannel(context, TermuxConstants.TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID,
+            TermuxConstants.TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_HIGH);
     }
 
 }
diff --git a/app/src/main/java/com/termux/app/utils/PluginUtils.java b/app/src/main/java/com/termux/app/utils/PluginUtils.java
index f95dd35a..a174c0d5 100644
--- a/app/src/main/java/com/termux/app/utils/PluginUtils.java
+++ b/app/src/main/java/com/termux/app/utils/PluginUtils.java
@@ -11,22 +11,24 @@ import android.os.Bundle;
 import androidx.annotation.Nullable;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
+import com.termux.shared.notification.NotificationUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
 import com.termux.app.activities.ReportActivity;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
-import com.termux.app.settings.preferences.TermuxPreferenceConstants.TERMUX_APP;
-import com.termux.app.settings.properties.SharedProperties;
-import com.termux.app.settings.properties.TermuxPropertyConstants;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.settings.preferences.TermuxPreferenceConstants.TERMUX_APP;
+import com.termux.shared.settings.properties.SharedProperties;
+import com.termux.shared.settings.properties.TermuxPropertyConstants;
 import com.termux.app.models.ReportInfo;
 import com.termux.app.models.ExecutionCommand;
 import com.termux.app.models.UserAction;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.termux.TermuxUtils;
 
 public class PluginUtils {
 
-    private static final String NOTIFICATION_CHANNEL_ID_PLUGIN_COMMAND_ERRORS = "termux_plugin_command_errors_notification_channel";
-    private static final String NOTIFICATION_CHANNEL_NAME_PLUGIN_COMMAND_ERRORS = TermuxConstants.TERMUX_APP_NAME + " Plugin Commands Errors";
-
     /** Required file permissions for the executable file of execute intent. Executable file must have read and execute permissions */
     public static final String PLUGIN_EXECUTABLE_FILE_PERMISSIONS = "r-x"; // Default: "r-x"
     /** Required file permissions for the working directory of execute intent. Working directory must have read and write permissions.
@@ -95,7 +97,7 @@ public class PluginUtils {
      *
      * Otherwise if the {@link TERMUX_APP#KEY_PLUGIN_ERROR_NOTIFICATIONS_ENABLED} is
      * enabled, then a flash and a notification will be shown for the error as well
-     * on the {@link #NOTIFICATION_CHANNEL_NAME_PLUGIN_COMMAND_ERRORS} channel instead of just logging
+     * on the {@link TermuxConstants#TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME} channel instead of just logging
      * the error.
      *
      * @param context The {@link Context} for operations.
@@ -162,11 +164,11 @@ public class PluginUtils {
         setupPluginCommandErrorsNotificationChannel(context);
 
         // Use markdown in notification
-        CharSequence notifiationText = MarkdownUtils.getSpannedMarkdownText(context, executionCommand.errmsg);
-        //CharSequence notifiationText = executionCommand.errmsg;
+        CharSequence notificationText = MarkdownUtils.getSpannedMarkdownText(context, executionCommand.errmsg);
+        //CharSequence notificationText = executionCommand.errmsg;
 
         // Build the notification
-        Notification.Builder builder = getPluginCommandErrorsNotificationBuilder(context, title, notifiationText, notifiationText, pendingIntent, NotificationUtils.NOTIFICATION_MODE_VIBRATE);
+        Notification.Builder builder = getPluginCommandErrorsNotificationBuilder(context, title, notificationText, notificationText, pendingIntent, NotificationUtils.NOTIFICATION_MODE_VIBRATE);
         if(builder == null)  return;
 
         // Send the notification
@@ -202,7 +204,6 @@ public class PluginUtils {
 
         String truncatedStdout = null;
         String truncatedStderr = null;
-        String truncatedErrmsg = null;
 
         String stdoutOriginalLength = (stdout == null) ? null: String.valueOf(stdout.length());
         String stderrOriginalLength = (stderr == null) ? null: String.valueOf(stderr.length());
@@ -231,7 +232,7 @@ public class PluginUtils {
 
         // Truncate errmsg to max TRANSACTION_SIZE_LIMIT_IN_BYTES / 4
         // trim from end to preserve start of stacktraces
-        truncatedErrmsg = DataUtils.getTruncatedCommandOutput(errmsg, DataUtils.TRANSACTION_SIZE_LIMIT_IN_BYTES / 4, true, false, false);
+        String truncatedErrmsg = DataUtils.getTruncatedCommandOutput(errmsg, DataUtils.TRANSACTION_SIZE_LIMIT_IN_BYTES / 4, true, false, false);
         if(truncatedErrmsg != null && truncatedErrmsg.length() < errmsg.length()){
             Logger.logWarn(logTag, "Execution Result for Execution Command \"" + label +  "\" errmsg length truncated from " + errmsgOriginalLength + " to " + truncatedErrmsg.length());
             errmsg = truncatedErrmsg;
@@ -262,23 +263,23 @@ public class PluginUtils {
 
 
     /**
-     * Get {@link Notification.Builder} for {@link #NOTIFICATION_CHANNEL_ID_PLUGIN_COMMAND_ERRORS}
-     * and {@link #NOTIFICATION_CHANNEL_NAME_PLUGIN_COMMAND_ERRORS}.
+     * Get {@link Notification.Builder} for {@link TermuxConstants#TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID}
+     * and {@link TermuxConstants#TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME}.
      *
      * @param context The {@link Context} for operations.
      * @param title The title for the notification.
-     * @param notifiationText The second line text of the notification.
+     * @param notificationText The second line text of the notification.
      * @param notificationBigText The full text of the notification that may optionally be styled.
      * @param pendingIntent The {@link PendingIntent} which should be sent when notification is clicked.
      * @param notificationMode The notification mode. It must be one of {@code NotificationUtils.NOTIFICATION_MODE_*}.
      * @return Returns the {@link Notification.Builder}.
      */
     @Nullable
-    public static Notification.Builder getPluginCommandErrorsNotificationBuilder(final Context context, final CharSequence title, final CharSequence notifiationText, final CharSequence notificationBigText, final PendingIntent pendingIntent, final int notificationMode) {
+    public static Notification.Builder getPluginCommandErrorsNotificationBuilder(final Context context, final CharSequence title, final CharSequence notificationText, final CharSequence notificationBigText, final PendingIntent pendingIntent, final int notificationMode) {
 
         Notification.Builder builder =  NotificationUtils.geNotificationBuilder(context,
-            NOTIFICATION_CHANNEL_ID_PLUGIN_COMMAND_ERRORS, Notification.PRIORITY_HIGH,
-            title, notifiationText, notificationBigText, pendingIntent, notificationMode);
+            TermuxConstants.TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID, Notification.PRIORITY_HIGH,
+            title, notificationText, notificationBigText, pendingIntent, notificationMode);
 
         if(builder == null)  return null;
 
@@ -298,14 +299,14 @@ public class PluginUtils {
     }
 
     /**
-     * Setup the notification channel for {@link #NOTIFICATION_CHANNEL_ID_PLUGIN_COMMAND_ERRORS} and
-     * {@link #NOTIFICATION_CHANNEL_NAME_PLUGIN_COMMAND_ERRORS}.
+     * Setup the notification channel for {@link TermuxConstants#TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID} and
+     * {@link TermuxConstants#TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME}.
      *
      * @param context The {@link Context} for operations.
      */
     public static void setupPluginCommandErrorsNotificationChannel(final Context context) {
-        NotificationUtils.setupNotificationChannel(context, NOTIFICATION_CHANNEL_ID_PLUGIN_COMMAND_ERRORS,
-            NOTIFICATION_CHANNEL_NAME_PLUGIN_COMMAND_ERRORS, NotificationManager.IMPORTANCE_HIGH);
+        NotificationUtils.setupNotificationChannel(context, TermuxConstants.TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID,
+            TermuxConstants.TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_HIGH);
     }
 
 
diff --git a/app/src/main/java/com/termux/filepicker/TermuxDocumentsProvider.java b/app/src/main/java/com/termux/filepicker/TermuxDocumentsProvider.java
index 0a4de74f..7974d6db 100644
--- a/app/src/main/java/com/termux/filepicker/TermuxDocumentsProvider.java
+++ b/app/src/main/java/com/termux/filepicker/TermuxDocumentsProvider.java
@@ -12,7 +12,7 @@ import android.provider.DocumentsProvider;
 import android.webkit.MimeTypeMap;
 
 import com.termux.R;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants;
 
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -63,9 +63,9 @@ public class TermuxDocumentsProvider extends DocumentsProvider {
     };
 
     @Override
-    public Cursor queryRoots(String[] projection) throws FileNotFoundException {
+    public Cursor queryRoots(String[] projection) {
         final MatrixCursor result = new MatrixCursor(projection != null ? projection : DEFAULT_ROOT_PROJECTION);
-        @SuppressWarnings("ConstantConditions") final String applicationName = getContext().getString(R.string.application_name);
+        final String applicationName = getContext().getString(R.string.application_name);
 
         final MatrixCursor.RowBuilder row = result.newRow();
         row.add(Root.COLUMN_ROOT_ID, getDocIdForFile(BASE_DIR));
diff --git a/app/src/main/java/com/termux/filepicker/TermuxFileReceiverActivity.java b/app/src/main/java/com/termux/filepicker/TermuxFileReceiverActivity.java
index 8a279fca..ccee5765 100644
--- a/app/src/main/java/com/termux/filepicker/TermuxFileReceiverActivity.java
+++ b/app/src/main/java/com/termux/filepicker/TermuxFileReceiverActivity.java
@@ -9,11 +9,11 @@ import android.provider.OpenableColumns;
 import android.util.Patterns;
 
 import com.termux.R;
-import com.termux.app.utils.DialogUtils;
-import com.termux.app.TermuxConstants;
-import com.termux.app.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
+import com.termux.shared.interact.DialogUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxConstants.TERMUX_APP.TERMUX_SERVICE;
 import com.termux.app.TermuxService;
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 
 import java.io.ByteArrayInputStream;
 import java.io.File;
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index cc83b56d..045e125f 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,5 +1,3 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="background_markdown_code_inline">#1F000000</color>
-    <color name="background_markdown_code_block">#0F000000</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 11b39d2c..741e8498 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -48,6 +48,9 @@
 
     <string name="action_toggle_soft_keyboard">Keyboard</string>
 
+    <string name="msg_enabling_terminal_toolbar">Enabling Terminal Toolbar</string>
+    <string name="msg_disabling_terminal_toolbar">Disabling Terminal Toolbar</string>
+
 
 
     <!-- Terminal Popup -->
@@ -103,55 +106,6 @@
 
 
 
-    <!-- Termux FileUtils -->
-    <string name="error_executable_required">Executable required.</string>
-    <string name="error_null_or_empty_parameter">The %1$s is to \"%2$s\" null or empty.</string>
-    <string name="error_null_or_empty_regular_file_path">The regular file path is null or empty.</string>
-    <string name="error_null_or_empty_regular_file">The regular file is null or empty.</string>
-    <string name="error_null_or_empty_executable_file_path">The executable file path is null or empty.</string>
-    <string name="error_null_or_empty_executable_file">The executable file is null or empty.</string>
-    <string name="error_null_or_empty_directory_file_path">The directory file path is null or empty.</string>
-    <string name="error_null_or_empty_directory_file">The directory file is null or empty.</string>
-
-    <string name="error_file_not_found_at_path">The %1$s is not found at path \"%2$s\".</string>
-    <string name="error_no_regular_file_found">Regular file not found at %1$s path.</string>
-    <string name="error_not_a_regular_file">The %1$s at path \"%2$s\" is not a regular file.</string>
-    <string name="error_non_regular_file_found">Non-regular file found at %1$s path.</string>
-    <string name="error_non_directory_file_found">Non-directory file found at %1$s path.</string>
-    <string name="error_non_symlink_file_found">Non-symlink file found at %1$s path.</string>
-    <string name="error_file_not_an_allowed_file_type">The %1$s found at path \"%2$s\" is not one of allowed file types \"%3$s\".</string>
-
-    <string name="error_validate_file_existence_and_permissions_failed_with_exception">Validating file existence and permissions of %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-    <string name="error_validate_directory_existence_and_permissions_failed_with_exception">Validating directory existence and permissions of %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-
-    <string name="error_creating_file_failed">Creating %1$s at path \"%2$s\" failed.</string>
-    <string name="error_creating_file_failed_with_exception">Creating %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-
-    <string name="error_cannot_overwrite_a_non_symlink_file_type">Cannot overwrite %1$s while creating symlink at \"%2$s\" to \"%3$s\" since destination file type \"%4$s\" is not a symlink.</string>
-    <string name="error_creating_symlink_file_failed_with_exception">Creating %1$s at path \"%2$s\" to \"%3$s\" failed.\nException: %4$s</string>
-
-    <string name="error_copying_or_moving_file_failed_with_exception">%1$s from \"%2$s\" to \"%3$s\" failed.\nException: %4$s</string>
-    <string name="error_copying_or_moving_file_to_same_path">%1$s from \"%2$s\" to \"%3$s\" cannot be done since they point to the same path.</string>
-    <string name="error_cannot_overwrite_a_different_file_type">Cannot overwrite %1$s while %2$s it from \"%3$s\" to \"%4$s\" since destination file type \"%5$s\" is different from source file type \"%6$s\".</string>
-    <string name="error_cannot_move_directory_to_sub_directory_of_itself">Cannot move %1$s from \"%2$s\" to \"%3$s\" since destination is a subdirectory of the source.</string>
-
-    <string name="error_file_still_exists_after_deleting">The %1$s still exists after deleting it from \"%2$s\".</string>
-    <string name="error_deleting_file_failed">Deleting %1$s at path \"%2$s\" failed.</string>
-    <string name="error_deleting_file_failed_with_exception">Deleting %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-    <string name="error_clearing_directory_failed_with_exception">Clearing %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-
-    <string name="error_reading_string_to_file_failed_with_exception">Reading string from %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-    <string name="error_writing_string_to_file_failed_with_exception">Writing string to %1$s at path \"%2$s\" failed.\nException: %3$s</string>
-    <string name="error_unsupported_charset">Unsupported charset \"%1$s\"</string>
-    <string name="error_checking_if_charset_supported_failed">Checking if charset \"%1$s\" is suppoted failed.\nException: %2$s</string>
-
-    <string name="error_invalid_file_permissions_string_to_check">The file permission string to check is invalid.</string>
-    <string name="error_file_not_readable">The %1$s at path is not readable. Permission Denied.</string>
-    <string name="error_file_not_writable">The %1$s at path is not writable. Permission Denied.</string>
-    <string name="error_file_not_executable">The %1$s at path is not executable. Permission Denied.</string>
-
-
-
     <!-- Termux Report And ShareUtils -->
     <string name="action_copy">Copy</string>
     <string name="action_share">Share</string>
@@ -159,14 +113,6 @@
     <string name="title_share_with">Share With</string>
     <string name="title_report_text">Report Text</string>
 
-    <string name="msg_report_issue">If you think this report should be reported, then copy its text from the options menu (3-dots on top right) and post an issue on one of the following links at which the report belongs at.</string>
-
-
-
-    <!-- Termux PermissionUtils -->
-    <string name="message_sudo_please_grant_permissions">Please grant permissions on next screen</string>
-    <string name="error_display_over_other_apps_permission_not_granted">&TERMUX_APP_NAME; requires \"Display over other apps\" permission to start terminal sessions from background on Android >= 10. Grants it from Settings -> Apps -> &TERMUX_APP_NAME; -> Advanced</string>
-
 
 
     <!-- Termux File Receiver -->
@@ -185,15 +131,6 @@
         <!-- Logging Category -->
         <string name="logging_header">Logging</string>
 
-            <!-- Log Level -->
-            <string name="log_level_title">Log Level</string>
-            <string name="log_level_off">"Off"</string>
-            <string name="log_level_normal">"Normal"</string>
-            <string name="log_level_debug">"Debug"</string>
-            <string name="log_level_verbose">"Verbose"</string>
-            <string name="log_level_unknown">"*Unknown*"</string>
-            <string name="log_level_value">Logcat log level set to \"%1$s\"</string>
-
             <!-- Terminal View Key Logging -->
             <string name="terminal_view_key_logging_title">Terminal View Key Logging</string>
             <string name="terminal_view_key_logging_off">Logs will not have entries for terminal view keys. (Default)</string>
@@ -221,5 +158,4 @@
             <string name="soft_keyboard_off">Soft keyboard will be disabled.</string>
             <string name="soft_keyboard_on">Soft keyboard will be enabled. (Default)</string>
 
-
 </resources>
diff --git a/app/src/test/java/com/termux/app/TermuxActivityTest.java b/app/src/test/java/com/termux/app/TermuxActivityTest.java
index 66be65fe..090d5cce 100644
--- a/app/src/test/java/com/termux/app/TermuxActivityTest.java
+++ b/app/src/test/java/com/termux/app/TermuxActivityTest.java
@@ -1,6 +1,6 @@
 package com.termux.app;
 
-import com.termux.app.utils.DataUtils;
+import com.termux.shared.data.DataUtils;
 
 import org.junit.Assert;
 import org.junit.Test;
diff --git a/gradle.properties b/gradle.properties
index 663d8313..b0b9199f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -19,3 +19,6 @@ minSdkVersion=24
 targetSdkVersion=28
 ndkVersion=22.0.7026061
 compileSdkVersion=29
+
+markwonVersion=4.6.2
+
diff --git a/settings.gradle b/settings.gradle
index 2cfc6232..b8045c24 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1 @@
-include ':app', ':terminal-emulator', ':terminal-view'
+include ':app', ':termux-shared', ':terminal-emulator', ':terminal-view'
diff --git a/terminal-emulator/build.gradle b/terminal-emulator/build.gradle
index e92d24ae..d899a96f 100644
--- a/terminal-emulator/build.gradle
+++ b/terminal-emulator/build.gradle
@@ -50,7 +50,7 @@ tasks.withType(Test) {
 }
 
 dependencies {
-    testImplementation 'junit:junit:4.13.1'
+    testImplementation 'junit:junit:4.13.2'
 }
 
 
diff --git a/terminal-view/src/main/java/com/termux/view/TerminalView.java b/terminal-view/src/main/java/com/termux/view/TerminalView.java
index 0eea85d4..3a0f0052 100644
--- a/terminal-view/src/main/java/com/termux/view/TerminalView.java
+++ b/terminal-view/src/main/java/com/termux/view/TerminalView.java
@@ -249,7 +249,7 @@ public final class TerminalView extends View {
 
     @Override
     public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
-        if (mClient.shouldEnforeCharBasedInput()) {
+        if (mClient.shouldEnforceCharBasedInput()) {
             // Some keyboards seems do not reset the internal state on TYPE_NULL.
             // Affects mostly Samsung stock keyboards.
             // https://github.com/termux/termux-app/issues/686
diff --git a/terminal-view/src/main/java/com/termux/view/TerminalViewClient.java b/terminal-view/src/main/java/com/termux/view/TerminalViewClient.java
index a1ed550b..3e454f9a 100644
--- a/terminal-view/src/main/java/com/termux/view/TerminalViewClient.java
+++ b/terminal-view/src/main/java/com/termux/view/TerminalViewClient.java
@@ -30,7 +30,7 @@ public interface TerminalViewClient {
 
     boolean shouldBackButtonBeMappedToEscape();
 
-    boolean shouldEnforeCharBasedInput();
+    boolean shouldEnforceCharBasedInput();
 
     boolean shouldUseCtrlSpaceWorkaround();
 
diff --git a/termux-shared/.gitignore b/termux-shared/.gitignore
new file mode 100644
index 00000000..796b96d1
--- /dev/null
+++ b/termux-shared/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/termux-shared/build.gradle b/termux-shared/build.gradle
new file mode 100644
index 00000000..f4199365
--- /dev/null
+++ b/termux-shared/build.gradle
@@ -0,0 +1,67 @@
+apply plugin: 'com.android.library'
+apply plugin: 'maven-publish'
+
+android {
+    compileSdkVersion project.properties.compileSdkVersion.toInteger()
+
+    dependencies {
+        implementation "androidx.annotation:annotation:1.2.0"
+        implementation "com.google.guava:guava:24.1-jre"
+        implementation "io.noties.markwon:core:$markwonVersion"
+        implementation "io.noties.markwon:ext-strikethrough:$markwonVersion"
+        implementation "io.noties.markwon:linkify:$markwonVersion"
+        implementation "io.noties.markwon:recycler:$markwonVersion"
+
+        // Do not increment version higher than 2.5 or there
+        // will be runtime exceptions on android < 8
+        // due to missing classes like java.nio.file.Path.
+        implementation "commons-io:commons-io:2.5"
+    }
+
+    defaultConfig {
+        minSdkVersion project.properties.minSdkVersion.toInteger()
+        targetSdkVersion project.properties.targetSdkVersion.toInteger()
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    testImplementation "junit:junit:4.13.2"
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}
+
+publishing {
+    publications {
+        bar(MavenPublication) {
+            groupId 'com.termux'
+            artifactId 'termux-shared'
+            version '0.108'
+            artifact("$buildDir/outputs/aar/termux-shared-release.aar")
+        }
+    }
+
+    repositories {
+        maven {
+            name = "GitHubPackages"
+            url = uri("https://maven.pkg.github.com/termux/termux-app")
+
+            credentials {
+                username = System.getenv("GH_USERNAME")
+                password = System.getenv("GH_TOKEN")
+            }
+        }
+    }
+}
diff --git a/termux-shared/proguard-rules.pro b/termux-shared/proguard-rules.pro
new file mode 100644
index 00000000..ab2e21a7
--- /dev/null
+++ b/termux-shared/proguard-rules.pro
@@ -0,0 +1,10 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+-dontobfuscate
+#-renamesourcefileattribute SourceFile
+#-keepattributes SourceFile,LineNumberTable
diff --git a/termux-shared/src/androidTest/java/com/termux/shared/ExampleInstrumentedTest.java b/termux-shared/src/androidTest/java/com/termux/shared/ExampleInstrumentedTest.java
new file mode 100644
index 00000000..ff184472
--- /dev/null
+++ b/termux-shared/src/androidTest/java/com/termux/shared/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package com.termux.shared;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.termux.shared.test", appContext.getPackageName());
+    }
+}
diff --git a/termux-shared/src/main/AndroidManifest.xml b/termux-shared/src/main/AndroidManifest.xml
new file mode 100644
index 00000000..5759b367
--- /dev/null
+++ b/termux-shared/src/main/AndroidManifest.xml
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest package="com.termux.shared">
+</manifest>
diff --git a/termux-shared/src/main/java/com/termux/shared/crash/CrashHandler.java b/termux-shared/src/main/java/com/termux/shared/crash/CrashHandler.java
new file mode 100644
index 00000000..8cdbdf24
--- /dev/null
+++ b/termux-shared/src/main/java/com/termux/shared/crash/CrashHandler.java
@@ -0,0 +1,74 @@
+package com.termux.shared.crash;
+
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+
+import com.termux.shared.file.FileUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.termux.TermuxUtils;
+
+import java.nio.charset.Charset;
+
+/**
+ * Catches uncaught exceptions and logs them.
+ */
+public class CrashHandler implements Thread.UncaughtExceptionHandler {
+
+    private final Context context;
+    private final Thread.UncaughtExceptionHandler defaultUEH;
+
+    private static final String LOG_TAG = "CrashUtils";
+
+    private CrashHandler(final Context context) {
+        this.context = context;
+        this.defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
+    }
+
+    public void uncaughtException(@NonNull Thread thread, @NonNull Throwable throwable) {
+        logCrash(context,thread, throwable);
+        defaultUEH.uncaughtException(thread, throwable);
+    }
+
+    /**
+     * Set default uncaught crash handler of current thread to {@link CrashHandler}.
+     */
+    public static void setCrashHandler(final Context context) {
+        if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof CrashHandler)) {
+            Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(context));
+        }
+    }
+
+    /**
+     * Log a crash in the crash log file at
+     * {@link TermuxConstants#TERMUX_CRASH_LOG_FILE_PATH}.
+     *
+     * @param context The {@link Context} for operations.
+     * @param thread The {@link Thread} in which the crash happened.
+     * @param throwable The {@link Throwable} thrown for the crash.
+     */
+    public static void logCrash(final Context context, final Thread thread, final Throwable throwable) {
+
+        StringBuilder reportString = new StringBuilder();
+
+        reportString.append("## Crash Details\n");
+        reportString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Crash Thread", thread.toString(), "-"));
+        reportString.append("\n").append(MarkdownUtils.getSingleLineMarkdownStringEntry("Crash Timestamp", TermuxUtils.getCurrentTimeStamp(), "-"));
+
+        reportString.append("\n\n").append(Logger.getStackTracesMarkdownString("Stacktrace", Logger.getStackTraceStringArray(throwable)));
+        reportString.append("\n\n").append(TermuxUtils.getAppInfoMarkdownString(context, true));
+        reportString.append("\n\n").append(TermuxUtils.getDeviceInfoMarkdownString(context));
+
+        // Log report string to logcat
+        Logger.logError(reportString.toString());
+
+        // Write report string to crash log file
+        String errmsg = FileUtils.writeStringToFile(context, "crash log", TermuxConstants.TERMUX_CRASH_LOG_FILE_PATH, Charset.defaultCharset(), reportString.toString(), false);
+        if (errmsg != null) {
+            Logger.logError(LOG_TAG, errmsg);
+        }
+    }
+
+}
diff --git a/app/src/main/java/com/termux/app/utils/DataUtils.java b/termux-shared/src/main/java/com/termux/shared/data/DataUtils.java
similarity index 99%
rename from app/src/main/java/com/termux/app/utils/DataUtils.java
rename to termux-shared/src/main/java/com/termux/shared/data/DataUtils.java
index c1799713..61b7fff2 100644
--- a/app/src/main/java/com/termux/app/utils/DataUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/data/DataUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.data;
 
 import android.os.Bundle;
 
diff --git a/app/src/main/java/com/termux/app/file/FileUtils.java b/termux-shared/src/main/java/com/termux/shared/file/FileUtils.java
similarity index 99%
rename from app/src/main/java/com/termux/app/file/FileUtils.java
rename to termux-shared/src/main/java/com/termux/shared/file/FileUtils.java
index b91cd2e4..71b1ae15 100644
--- a/app/src/main/java/com/termux/app/file/FileUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/FileUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.file;
+package com.termux.shared.file;
 
 import android.content.Context;
 import android.os.Build;
@@ -7,12 +7,12 @@ import android.system.Os;
 import androidx.annotation.NonNull;
 
 import com.google.common.io.RecursiveDeleteOption;
-import com.termux.R;
-import com.termux.app.TermuxConstants;
-import com.termux.app.file.filesystem.FileType;
-import com.termux.app.file.filesystem.FileTypes;
-import com.termux.app.utils.DataUtils;
-import com.termux.app.utils.Logger;
+import com.termux.shared.R;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.file.filesystem.FileType;
+import com.termux.shared.file.filesystem.FileTypes;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.logger.Logger;
 
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
@@ -1460,7 +1460,7 @@ public class FileUtils {
         label = (label == null ? "" : label + " ");
         if (filePath == null || filePath.isEmpty()) return;
 
-        if (!isValidPermissingString(permissionsToSet)) {
+        if (!isValidPermissionString(permissionsToSet)) {
             Logger.logError(LOG_TAG, "Invalid permissionsToSet passed to setFilePermissions: \"" + permissionsToSet + "\"");
             return;
         }
@@ -1531,7 +1531,7 @@ public class FileUtils {
         label = (label == null ? "" : label + " ");
         if (filePath == null || filePath.isEmpty()) return;
 
-        if (!isValidPermissingString(permissionsToSet)) {
+        if (!isValidPermissionString(permissionsToSet)) {
             Logger.logError(LOG_TAG, "Invalid permissionsToSet passed to setMissingFilePermissions: \"" + permissionsToSet + "\"");
             return;
         }
@@ -1585,7 +1585,7 @@ public class FileUtils {
         label = (label == null ? "" : label + " ");
         if (filePath == null || filePath.isEmpty()) return context.getString(R.string.error_null_or_empty_parameter, label + "file path", "checkMissingFilePermissions");
 
-        if (!isValidPermissingString(permissionsToCheck)) {
+        if (!isValidPermissionString(permissionsToCheck)) {
             Logger.logError(LOG_TAG, "Invalid permissionsToCheck passed to checkMissingFilePermissions: \"" + permissionsToCheck + "\"");
             return context.getString(R.string.error_invalid_file_permissions_string_to_check);
         }
@@ -1619,7 +1619,7 @@ public class FileUtils {
      * @param string The {@link String} to check.
      * @return Returns {@code true} if string exactly matches a permission string, otherwise {@code false}.
      */
-    public static boolean isValidPermissingString(final String string) {
+    public static boolean isValidPermissionString(final String string) {
         if (string == null || string.isEmpty()) return false;
         return Pattern.compile("^([r-])[w-][x-]$", 0).matcher(string).matches();
     }
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FileAttributes.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileAttributes.java
similarity index 99%
rename from app/src/main/java/com/termux/app/file/filesystem/FileAttributes.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FileAttributes.java
index 03482136..a9986c1a 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FileAttributes.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileAttributes.java
@@ -23,15 +23,13 @@
  * questions.
  */
 
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 import android.os.Build;
 import android.system.StructStat;
 
 import androidx.annotation.NonNull;
 
-import com.termux.app.utils.Logger;
-
 import java.io.File;
 import java.io.FileDescriptor;
 import java.io.IOException;
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FileKey.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileKey.java
similarity index 98%
rename from app/src/main/java/com/termux/app/file/filesystem/FileKey.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FileKey.java
index 87908a26..bc65cf16 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FileKey.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileKey.java
@@ -23,7 +23,7 @@
  * questions.
  */
 
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 /**
  * Container for device/inode to uniquely identify file.
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FilePermission.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermission.java
similarity index 97%
rename from app/src/main/java/com/termux/app/file/filesystem/FilePermission.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermission.java
index 6cb4dd19..b9b1ed0e 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FilePermission.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermission.java
@@ -24,7 +24,7 @@
  * questions.
  */
 
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 /**
  * Defines the bits for use with the {@link FileAttributes#permissions()
@@ -83,5 +83,6 @@ public enum FilePermission {
     /**
      * Execute/search permission, others.
      */
-    OTHERS_EXECUTE;
+    OTHERS_EXECUTE
+
 }
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FilePermissions.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermissions.java
similarity index 98%
rename from app/src/main/java/com/termux/app/file/filesystem/FilePermissions.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermissions.java
index eb48579c..e0691609 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FilePermissions.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FilePermissions.java
@@ -23,9 +23,9 @@
  * questions.
  */
 
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
-import static com.termux.app.file.filesystem.FilePermission.*;
+import static com.termux.shared.file.filesystem.FilePermission.*;
 
 import java.util.*;
 
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FileTime.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTime.java
similarity index 99%
rename from app/src/main/java/com/termux/app/file/filesystem/FileTime.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTime.java
index cf0f30fd..14c1d8b5 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FileTime.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTime.java
@@ -23,7 +23,7 @@
  * questions.
  */
 
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 import androidx.annotation.NonNull;
 
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FileType.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileType.java
similarity index 94%
rename from app/src/main/java/com/termux/app/file/filesystem/FileType.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FileType.java
index 2378456b..00ed06d6 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FileType.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileType.java
@@ -1,4 +1,4 @@
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 /** The {@link Enum} that defines file types. */
 public enum FileType {
diff --git a/app/src/main/java/com/termux/app/file/filesystem/FileTypes.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTypes.java
similarity index 98%
rename from app/src/main/java/com/termux/app/file/filesystem/FileTypes.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTypes.java
index 447f11f5..c6a78d7a 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/FileTypes.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTypes.java
@@ -1,10 +1,10 @@
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 import android.system.Os;
 
 import androidx.annotation.NonNull;
 
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 
 import java.io.File;
 
diff --git a/app/src/main/java/com/termux/app/file/filesystem/NativeDispatcher.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/NativeDispatcher.java
similarity index 97%
rename from app/src/main/java/com/termux/app/file/filesystem/NativeDispatcher.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/NativeDispatcher.java
index 2eb6bfad..08ba8088 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/NativeDispatcher.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/NativeDispatcher.java
@@ -1,4 +1,4 @@
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 import android.system.ErrnoException;
 import android.system.Os;
diff --git a/app/src/main/java/com/termux/app/file/filesystem/UnixConstants.java b/termux-shared/src/main/java/com/termux/shared/file/filesystem/UnixConstants.java
similarity index 99%
rename from app/src/main/java/com/termux/app/file/filesystem/UnixConstants.java
rename to termux-shared/src/main/java/com/termux/shared/file/filesystem/UnixConstants.java
index 0cc7a79d..39e84eb6 100644
--- a/app/src/main/java/com/termux/app/file/filesystem/UnixConstants.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/filesystem/UnixConstants.java
@@ -26,7 +26,7 @@
  *
  */
 // AUTOMATICALLY GENERATED FILE - DO NOT EDIT
-package com.termux.app.file.filesystem;
+package com.termux.shared.file.filesystem;
 
 // BEGIN Android-changed: Use constants from android.system.OsConstants. http://b/32203242
 // Those constants are initialized by native code to ensure correctness on different architectures.
diff --git a/app/src/main/java/com/termux/app/file/tests/FileUtilsTests.java b/termux-shared/src/main/java/com/termux/shared/file/tests/FileUtilsTests.java
similarity index 98%
rename from app/src/main/java/com/termux/app/file/tests/FileUtilsTests.java
rename to termux-shared/src/main/java/com/termux/shared/file/tests/FileUtilsTests.java
index 21db1d57..52f876f5 100644
--- a/app/src/main/java/com/termux/app/file/tests/FileUtilsTests.java
+++ b/termux-shared/src/main/java/com/termux/shared/file/tests/FileUtilsTests.java
@@ -1,12 +1,11 @@
-package com.termux.app.file.tests;
+package com.termux.shared.file.tests;
 
 import android.content.Context;
 
 import androidx.annotation.NonNull;
 
-import com.termux.app.TermuxConstants;
-import com.termux.app.file.FileUtils;
-import com.termux.app.utils.Logger;
+import com.termux.shared.file.FileUtils;
+import com.termux.shared.logger.Logger;
 
 import java.io.File;
 import java.nio.charset.Charset;
diff --git a/app/src/main/java/com/termux/app/utils/DialogUtils.java b/termux-shared/src/main/java/com/termux/shared/interact/DialogUtils.java
similarity index 98%
rename from app/src/main/java/com/termux/app/utils/DialogUtils.java
rename to termux-shared/src/main/java/com/termux/shared/interact/DialogUtils.java
index 5970850f..1a5fa834 100644
--- a/app/src/main/java/com/termux/app/utils/DialogUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/interact/DialogUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.interact;
 
 import android.app.Activity;
 import android.app.AlertDialog;
diff --git a/app/src/main/java/com/termux/app/utils/ShareUtils.java b/termux-shared/src/main/java/com/termux/shared/interact/ShareUtils.java
similarity index 94%
rename from app/src/main/java/com/termux/app/utils/ShareUtils.java
rename to termux-shared/src/main/java/com/termux/shared/interact/ShareUtils.java
index 3530ad00..eb239703 100644
--- a/app/src/main/java/com/termux/app/utils/ShareUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/interact/ShareUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.interact;
 
 import android.content.ClipData;
 import android.content.ClipboardManager;
@@ -7,7 +7,9 @@ import android.content.Intent;
 
 import androidx.core.content.ContextCompat;
 
-import com.termux.R;
+import com.termux.shared.R;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.logger.Logger;
 
 public class ShareUtils {
 
diff --git a/app/src/main/java/com/termux/app/utils/Logger.java b/termux-shared/src/main/java/com/termux/shared/logger/Logger.java
similarity index 93%
rename from app/src/main/java/com/termux/app/utils/Logger.java
rename to termux-shared/src/main/java/com/termux/shared/logger/Logger.java
index e296fc7a..b8fc151a 100644
--- a/app/src/main/java/com/termux/app/utils/Logger.java
+++ b/termux-shared/src/main/java/com/termux/shared/logger/Logger.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.logger;
 
 import android.content.Context;
 import android.os.Handler;
@@ -6,8 +6,8 @@ import android.os.Looper;
 import android.util.Log;
 import android.widget.Toast;
 
-import com.termux.R;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.R;
+import com.termux.shared.termux.TermuxConstants;
 
 import java.io.IOException;
 import java.io.PrintWriter;
@@ -31,7 +31,7 @@ public class Logger {
 
 
 
-    public static void logMesssage(int logLevel, String tag, String message) {
+    public static void logMessage(int logLevel, String tag, String message) {
         if(logLevel == Log.ERROR && CURRENT_LOG_LEVEL >= LOG_LEVEL_NORMAL)
             Log.e(getFullTag(tag), message);
         else if(logLevel == Log.WARN && CURRENT_LOG_LEVEL >= LOG_LEVEL_NORMAL)
@@ -47,51 +47,51 @@ public class Logger {
 
 
     public static void logError(String tag, String message) {
-        logMesssage(Log.ERROR, tag, message);
+        logMessage(Log.ERROR, tag, message);
     }
 
     public static void logError(String message) {
-        logMesssage(Log.ERROR, DEFAULT_LOG_TAG, message);
+        logMessage(Log.ERROR, DEFAULT_LOG_TAG, message);
     }
 
 
 
     public static void logWarn(String tag, String message) {
-        logMesssage(Log.WARN, tag, message);
+        logMessage(Log.WARN, tag, message);
     }
 
     public static void logWarn(String message) {
-        logMesssage(Log.WARN, DEFAULT_LOG_TAG, message);
+        logMessage(Log.WARN, DEFAULT_LOG_TAG, message);
     }
 
 
 
     public static void logInfo(String tag, String message) {
-        logMesssage(Log.INFO, tag, message);
+        logMessage(Log.INFO, tag, message);
     }
 
     public static void logInfo(String message) {
-        logMesssage(Log.INFO, DEFAULT_LOG_TAG, message);
+        logMessage(Log.INFO, DEFAULT_LOG_TAG, message);
     }
 
 
 
     public static void logDebug(String tag, String message) {
-        logMesssage(Log.DEBUG, tag, message);
+        logMessage(Log.DEBUG, tag, message);
     }
 
     public static void logDebug(String message) {
-        logMesssage(Log.DEBUG, DEFAULT_LOG_TAG, message);
+        logMessage(Log.DEBUG, DEFAULT_LOG_TAG, message);
     }
 
 
 
     public static void logVerbose(String tag, String message) {
-        logMesssage(Log.VERBOSE, tag, message);
+        logMessage(Log.VERBOSE, tag, message);
     }
 
     public static void logVerbose(String message) {
-        logMesssage(Log.VERBOSE, DEFAULT_LOG_TAG, message);
+        logMessage(Log.VERBOSE, DEFAULT_LOG_TAG, message);
     }
 
 
diff --git a/app/src/main/java/com/termux/app/utils/MarkdownUtils.java b/termux-shared/src/main/java/com/termux/shared/markdown/MarkdownUtils.java
similarity index 97%
rename from app/src/main/java/com/termux/app/utils/MarkdownUtils.java
rename to termux-shared/src/main/java/com/termux/shared/markdown/MarkdownUtils.java
index 5d40a203..9c3bdaeb 100644
--- a/app/src/main/java/com/termux/app/utils/MarkdownUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/markdown/MarkdownUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.markdown;
 
 import android.content.Context;
 import android.graphics.Typeface;
@@ -16,7 +16,7 @@ import androidx.annotation.NonNull;
 import androidx.core.content.ContextCompat;
 
 import com.google.common.base.Strings;
-import com.termux.R;
+import com.termux.shared.R;
 
 import org.commonmark.ext.gfm.strikethrough.Strikethrough;
 import org.commonmark.node.BlockQuote;
@@ -38,8 +38,8 @@ import io.noties.markwon.linkify.LinkifyPlugin;
 
 public class MarkdownUtils {
 
-    public static String backtick = "`";
-    public static Pattern backticksPattern = Pattern.compile("(" + backtick + "+)");
+    public static final String backtick = "`";
+    public static final Pattern backticksPattern = Pattern.compile("(" + backtick + "+)");
 
     /**
      * Get the markdown code {@link String} for a {@link String}. This ensures all backticks "`" are
diff --git a/app/src/main/java/com/termux/app/utils/NotificationUtils.java b/termux-shared/src/main/java/com/termux/shared/notification/NotificationUtils.java
similarity index 91%
rename from app/src/main/java/com/termux/app/utils/NotificationUtils.java
rename to termux-shared/src/main/java/com/termux/shared/notification/NotificationUtils.java
index 9c83132e..64933cfe 100644
--- a/app/src/main/java/com/termux/app/utils/NotificationUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/notification/NotificationUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.notification;
 
 import android.app.Notification;
 import android.app.NotificationChannel;
@@ -9,10 +9,10 @@ import android.os.Build;
 
 import androidx.annotation.Nullable;
 
-import com.termux.app.RunCommandService;
-import com.termux.app.TermuxService;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
-import com.termux.app.settings.preferences.TermuxPreferenceConstants;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.settings.preferences.TermuxPreferenceConstants;
+import com.termux.shared.termux.TermuxConstants;
 
 public class NotificationUtils {
 
@@ -52,6 +52,9 @@ public class NotificationUtils {
     /**
      * Try to get the next unique notification id that isn't already being used by the app.
      *
+     * Termux app and its plugin must use unique notification ids from the same pool due to usage of android:sharedUserId.
+     * https://commonsware.com/blog/2017/06/07/jobscheduler-job-ids-libraries.html
+     *
      * @param context The {@link Context} for operations.
      * @return Returns the notification id that should be safe to use.
      */
@@ -62,7 +65,7 @@ public class NotificationUtils {
         int lastNotificationId = preferences.getLastNotificationId();
 
         int nextNotificationId = lastNotificationId + 1;
-        while(nextNotificationId == TermuxService.NOTIFICATION_ID || nextNotificationId == RunCommandService.NOTIFICATION_ID) {
+        while(nextNotificationId == TermuxConstants.TERMUX_APP_NOTIFICATION_ID || nextNotificationId == TermuxConstants.TERMUX_RUN_COMMAND_NOTIFICATION_ID) {
             nextNotificationId++;
         }
 
diff --git a/app/src/main/java/com/termux/app/utils/PackageUtils.java b/termux-shared/src/main/java/com/termux/shared/packages/PackageUtils.java
similarity index 98%
rename from app/src/main/java/com/termux/app/utils/PackageUtils.java
rename to termux-shared/src/main/java/com/termux/shared/packages/PackageUtils.java
index 96e96099..75b8b8c4 100644
--- a/app/src/main/java/com/termux/app/utils/PackageUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/packages/PackageUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.packages;
 
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
@@ -6,6 +6,8 @@ import android.content.pm.PackageInfo;
 
 import androidx.annotation.NonNull;
 
+import com.termux.shared.logger.Logger;
+
 public class PackageUtils {
 
     /**
diff --git a/app/src/main/java/com/termux/app/utils/PermissionUtils.java b/termux-shared/src/main/java/com/termux/shared/packages/PermissionUtils.java
similarity index 93%
rename from app/src/main/java/com/termux/app/utils/PermissionUtils.java
rename to termux-shared/src/main/java/com/termux/shared/packages/PermissionUtils.java
index 2b8614c9..d97895a0 100644
--- a/app/src/main/java/com/termux/app/utils/PermissionUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/packages/PermissionUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.packages;
 
 import android.app.Activity;
 import android.content.Context;
@@ -10,9 +10,10 @@ import android.provider.Settings;
 
 import androidx.core.content.ContextCompat;
 
-import com.termux.R;
-import com.termux.app.TermuxConstants;
-import com.termux.app.settings.preferences.TermuxAppSharedPreferences;
+import com.termux.shared.R;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.settings.preferences.TermuxAppSharedPreferences;
 
 import java.util.Arrays;
 
diff --git a/app/src/main/java/com/termux/app/settings/preferences/SharedPreferenceUtils.java b/termux-shared/src/main/java/com/termux/shared/settings/preferences/SharedPreferenceUtils.java
similarity index 99%
rename from app/src/main/java/com/termux/app/settings/preferences/SharedPreferenceUtils.java
rename to termux-shared/src/main/java/com/termux/shared/settings/preferences/SharedPreferenceUtils.java
index 389ba9ba..21ccd1bf 100644
--- a/app/src/main/java/com/termux/app/settings/preferences/SharedPreferenceUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/preferences/SharedPreferenceUtils.java
@@ -1,10 +1,10 @@
-package com.termux.app.settings.preferences;
+package com.termux.shared.settings.preferences;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
 import android.content.SharedPreferences;
 
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 
 import java.util.Set;
 
diff --git a/app/src/main/java/com/termux/app/settings/preferences/TermuxAppSharedPreferences.java b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxAppSharedPreferences.java
similarity index 95%
rename from app/src/main/java/com/termux/app/settings/preferences/TermuxAppSharedPreferences.java
rename to termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxAppSharedPreferences.java
index ba2b37a2..086e50d7 100644
--- a/app/src/main/java/com/termux/app/settings/preferences/TermuxAppSharedPreferences.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxAppSharedPreferences.java
@@ -1,14 +1,14 @@
-package com.termux.app.settings.preferences;
+package com.termux.shared.settings.preferences;
 
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.util.TypedValue;
 
-import com.termux.app.TermuxConstants;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.TermuxUtils;
-import com.termux.app.utils.DataUtils;
-import com.termux.app.settings.preferences.TermuxPreferenceConstants.TERMUX_APP;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxUtils;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.settings.preferences.TermuxPreferenceConstants.TERMUX_APP;
 
 import javax.annotation.Nonnull;
 
diff --git a/app/src/main/java/com/termux/app/settings/preferences/TermuxPreferenceConstants.java b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxPreferenceConstants.java
similarity index 89%
rename from app/src/main/java/com/termux/app/settings/preferences/TermuxPreferenceConstants.java
rename to termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxPreferenceConstants.java
index 2d3afd6e..633b7c34 100644
--- a/app/src/main/java/com/termux/app/settings/preferences/TermuxPreferenceConstants.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxPreferenceConstants.java
@@ -1,7 +1,7 @@
-package com.termux.app.settings.preferences;
+package com.termux.shared.settings.preferences;
 
 /*
- * Version: v0.8.0
+ * Version: v0.9.0
  *
  * Changelog
  *
@@ -37,13 +37,16 @@ package com.termux.app.settings.preferences;
  * - 0.8.0 (2021-04-06)
  *      - Added following to `TERMUX_APP`:
  *          `KEY_CRASH_REPORT_NOTIFICATIONS_ENABLED` and `DEFAULT_VALUE_CRASH_REPORT_NOTIFICATIONS_ENABLED`.
+ *
+ * - 0.9.0 (2021-04-07)
+ *      - Updated javadocs.
  */
 
 /**
- * A class that defines shared constants of the Shared preferences used by Termux app and its plugins.
- * This class will be hosted by termux-app and should be imported by other termux plugin apps as is
- * instead of copying constants to random classes. The 3rd party apps can also import it for
- * interacting with termux apps. If changes are made to this file, increment the version number
+ * A class that defines shared constants of the SharedPreferences used by Termux app and its plugins.
+ * This class will be hosted by termux-shared lib and should be imported by other termux plugin
+ * apps as is instead of copying constants to random classes. The 3rd party apps can also import
+ * it for interacting with termux apps. If changes are made to this file, increment the version number
  * and add an entry in the Changelog section above.
  */
 public final class TermuxPreferenceConstants {
diff --git a/app/src/main/java/com/termux/app/settings/preferences/TermuxTaskerAppSharedPreferences.java b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxTaskerAppSharedPreferences.java
similarity index 86%
rename from app/src/main/java/com/termux/app/settings/preferences/TermuxTaskerAppSharedPreferences.java
rename to termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxTaskerAppSharedPreferences.java
index a0e1aed1..52730cdf 100644
--- a/app/src/main/java/com/termux/app/settings/preferences/TermuxTaskerAppSharedPreferences.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/preferences/TermuxTaskerAppSharedPreferences.java
@@ -1,13 +1,13 @@
-package com.termux.app.settings.preferences;
+package com.termux.shared.settings.preferences;
 
 import android.content.Context;
 import android.content.SharedPreferences;
 
-import com.termux.app.TermuxConstants;
-import com.termux.app.settings.preferences.TermuxPreferenceConstants.TERMUX_TASKER_APP;
-import com.termux.app.utils.DataUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.settings.preferences.TermuxPreferenceConstants.TERMUX_TASKER_APP;
+import com.termux.shared.data.DataUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.termux.TermuxUtils;
 
 import javax.annotation.Nonnull;
 
diff --git a/app/src/main/java/com/termux/app/settings/properties/SharedProperties.java b/termux-shared/src/main/java/com/termux/shared/settings/properties/SharedProperties.java
similarity index 98%
rename from app/src/main/java/com/termux/app/settings/properties/SharedProperties.java
rename to termux-shared/src/main/java/com/termux/shared/settings/properties/SharedProperties.java
index c1797d6e..72cf0dad 100644
--- a/app/src/main/java/com/termux/app/settings/properties/SharedProperties.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/properties/SharedProperties.java
@@ -1,11 +1,11 @@
-package com.termux.app.settings.properties;
+package com.termux.shared.settings.properties;
 
 import android.content.Context;
 import android.widget.Toast;
 
 import com.google.common.collect.ImmutableBiMap;
 import com.google.common.primitives.Primitives;
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 
 import java.io.File;
 import java.io.FileInputStream;
@@ -96,7 +96,7 @@ public class SharedProperties {
         mSharedPropertiesParser = sharedPropertiesParser;
 
         mProperties = new Properties();
-        mMap = new HashMap<String, Object>();
+        mMap = new HashMap<>();
     }
 
     /**
@@ -115,7 +115,7 @@ public class SharedProperties {
             if (properties == null)
                 properties = new Properties();
 
-            HashMap<String, Object> map = new HashMap<String, Object>();
+            HashMap<String, Object> map = new HashMap<>();
             Properties newProperties = new Properties();
 
             Set<String> propertiesList = mPropertiesList;
@@ -187,7 +187,7 @@ public class SharedProperties {
      */
     public Map<String, Object> getInternalProperties() {
         synchronized (mLock) {
-            if (mMap == null) mMap = new HashMap<String, Object>();
+            if (mMap == null) mMap = new HashMap<>();
             return getMapCopy(mMap);
         }
     }
@@ -406,7 +406,7 @@ public class SharedProperties {
 
     public static Map<String, Object> getMapCopy(Map<String, Object> map) {
         if (map == null) return null;
-        return new HashMap<String, Object>(map);
+        return new HashMap<>(map);
     }
 
 
diff --git a/app/src/main/java/com/termux/app/settings/properties/SharedPropertiesParser.java b/termux-shared/src/main/java/com/termux/shared/settings/properties/SharedPropertiesParser.java
similarity index 83%
rename from app/src/main/java/com/termux/app/settings/properties/SharedPropertiesParser.java
rename to termux-shared/src/main/java/com/termux/shared/settings/properties/SharedPropertiesParser.java
index a82141bf..8fd09eea 100644
--- a/app/src/main/java/com/termux/app/settings/properties/SharedPropertiesParser.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/properties/SharedPropertiesParser.java
@@ -1,4 +1,4 @@
-package com.termux.app.settings.properties;
+package com.termux.shared.settings.properties;
 
 import android.content.Context;
 
@@ -18,6 +18,6 @@ public interface SharedPropertiesParser {
      * @param value The literal value for the property found is the properties file.
      * @return Returns the {@link Object} object to store in the {@link HashMap <>} in-memory cache.
      */
-    public Object getInternalPropertyValueFromValue(Context context, String key, String value);
+    Object getInternalPropertyValueFromValue(Context context, String key, String value);
 
 }
diff --git a/app/src/main/java/com/termux/app/settings/properties/TermuxPropertyConstants.java b/termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxPropertyConstants.java
similarity index 94%
rename from app/src/main/java/com/termux/app/settings/properties/TermuxPropertyConstants.java
rename to termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxPropertyConstants.java
index fefe4246..588db5d2 100644
--- a/app/src/main/java/com/termux/app/settings/properties/TermuxPropertyConstants.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxPropertyConstants.java
@@ -1,8 +1,8 @@
-package com.termux.app.settings.properties;
+package com.termux.shared.settings.properties;
 
 import com.google.common.collect.ImmutableBiMap;
-import com.termux.app.TermuxConstants;
-import com.termux.app.utils.Logger;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.logger.Logger;
 
 import java.io.File;
 import java.util.Arrays;
@@ -10,7 +10,7 @@ import java.util.HashSet;
 import java.util.Set;
 
 /*
- * Version: v0.5.0
+ * Version: v0.6.0
  *
  * Changelog
  *
@@ -30,13 +30,16 @@ import java.util.Set;
  *
  * - 0.5.0 (2021-03-25)
  *      - Add `KEY_HIDE_SOFT_KEYBOARD_ON_STARTUP`.
+ *
+ * - 0.6.0 (2021-04-07)
+ *      - Updated javadocs.
  */
 
 /**
- * A class that defines shared constants of the properties used by Termux app and its plugins.
- * This class will be hosted by termux-app and should be imported by other termux plugin apps as is
- * instead of copying constants to random classes. The 3rd party apps can also import it for
- * interacting with termux apps. If changes are made to this file, increment the version number
+ * A class that defines shared constants of the SharedProperties used by Termux app and its plugins.
+ * This class will be hosted by termux-shared lib and should be imported by other termux plugin
+ * apps as is instead of copying constants to random classes. The 3rd party apps can also import
+ * it for interacting with termux apps. If changes are made to this file, increment the version number
  * and add an entry in the Changelog section above.
  *
  * The properties are loaded from the first file found at
diff --git a/app/src/main/java/com/termux/app/settings/properties/TermuxSharedProperties.java b/termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxSharedProperties.java
similarity index 86%
rename from app/src/main/java/com/termux/app/settings/properties/TermuxSharedProperties.java
rename to termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxSharedProperties.java
index 79c6ffae..124fe6ae 100644
--- a/app/src/main/java/com/termux/app/settings/properties/TermuxSharedProperties.java
+++ b/termux-shared/src/main/java/com/termux/shared/settings/properties/TermuxSharedProperties.java
@@ -1,19 +1,13 @@
-package com.termux.app.settings.properties;
+package com.termux.shared.settings.properties;
 
 import android.content.Context;
 import android.content.res.Configuration;
 
-import com.termux.app.terminal.io.extrakeys.ExtraKeysInfo;
-import com.termux.app.terminal.io.KeyboardShortcut;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.DataUtils;
-
-import org.json.JSONException;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.data.DataUtils;
 
 import java.io.File;
-import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 import java.util.Properties;
 
@@ -21,12 +15,9 @@ import javax.annotation.Nonnull;
 
 public class TermuxSharedProperties implements SharedPropertiesParser {
 
-    private final Context mContext;
-    private final SharedProperties mSharedProperties;
-    private final File mPropertiesFile;
-
-    private ExtraKeysInfo mExtraKeysInfo;
-    private final List<KeyboardShortcut> mSessionShortcuts = new ArrayList<>();
+    protected final Context mContext;
+    protected final SharedProperties mSharedProperties;
+    protected final File mPropertiesFile;
 
     private static final String LOG_TAG = "TermuxSharedProperties";
 
@@ -44,53 +35,6 @@ public class TermuxSharedProperties implements SharedPropertiesParser {
         mSharedProperties.loadPropertiesFromDisk();
         dumpPropertiesToLog();
         dumpInternalPropertiesToLog();
-        setExtraKeys();
-        setSessionShortcuts();
-    }
-
-    /**
-     * Set the terminal extra keys and style.
-     */
-    private void setExtraKeys() {
-        mExtraKeysInfo = null;
-
-        try {
-            // The mMap stores the extra key and style string values while loading properties
-            // Check {@link #getExtraKeysInternalPropertyValueFromValue(String)} and
-            // {@link #getExtraKeysStyleInternalPropertyValueFromValue(String)}
-            String extrakeys = (String) getInternalPropertyValue(TermuxPropertyConstants.KEY_EXTRA_KEYS, true);
-            String extraKeysStyle = (String) getInternalPropertyValue(TermuxPropertyConstants.KEY_EXTRA_KEYS_STYLE, true);
-            mExtraKeysInfo = new ExtraKeysInfo(extrakeys, extraKeysStyle);
-        } catch (JSONException e) {
-            Logger.showToast(mContext, "Could not load and set the \"" + TermuxPropertyConstants.KEY_EXTRA_KEYS + "\" property from the properties file: " + e.toString(), true);
-            Logger.logStackTraceWithMessage(LOG_TAG, "Could not load and set the \"" + TermuxPropertyConstants.KEY_EXTRA_KEYS + "\" property from the properties file: ", e);
-
-            try {
-                mExtraKeysInfo = new ExtraKeysInfo(TermuxPropertyConstants.DEFAULT_IVALUE_EXTRA_KEYS, TermuxPropertyConstants.DEFAULT_IVALUE_EXTRA_KEYS_STYLE);
-            } catch (JSONException e2) {
-                Logger.showToast(mContext, "Can't create default extra keys",true);
-                Logger.logStackTraceWithMessage(LOG_TAG, "Could create default extra keys: ", e);
-                mExtraKeysInfo = null;
-            }
-        }
-    }
-
-    /**
-     * Set the terminal sessions shortcuts.
-     */
-    private void setSessionShortcuts() {
-        mSessionShortcuts.clear();
-        // The {@link TermuxPropertyConstants#MAP_SESSION_SHORTCUTS} stores the session shortcut key and action pair
-        for (Map.Entry<String, Integer> entry : TermuxPropertyConstants.MAP_SESSION_SHORTCUTS.entrySet()) {
-            // The mMap stores the code points for the session shortcuts while loading properties
-            Integer codePoint = (Integer) getInternalPropertyValue(entry.getKey(), true);
-            // If codePoint is null, then session shortcut did not exist in properties or was invalid
-            // as parsed by {@link #getCodePointForSessionShortcuts(String,String)}
-            // If codePoint is not null, then get the action for the MAP_SESSION_SHORTCUTS key and
-            // add the code point to sessionShortcuts
-            if (codePoint != null)
-                mSessionShortcuts.add(new KeyboardShortcut(codePoint, entry.getValue()));
-        }
     }
 
 
@@ -473,18 +417,10 @@ public class TermuxSharedProperties implements SharedPropertiesParser {
         return rangeTerminalToolbarHeightScaleFactorValue((float) getInternalPropertyValue(TermuxPropertyConstants.KEY_TERMINAL_TOOLBAR_HEIGHT_SCALE_FACTOR, true));
     }
 
-    public List<KeyboardShortcut> getSessionShortcuts() {
-        return mSessionShortcuts;
-    }
-
     public String getDefaultWorkingDirectory() {
         return (String) getInternalPropertyValue(TermuxPropertyConstants.KEY_DEFAULT_WORKING_DIRECTORY, true);
     }
 
-    public ExtraKeysInfo getExtraKeysInfo() {
-        return mExtraKeysInfo;
-    }
-
 
 
 
diff --git a/app/src/main/java/com/termux/app/shell/ShellUtils.java b/termux-shared/src/main/java/com/termux/shared/shell/ShellUtils.java
similarity index 96%
rename from app/src/main/java/com/termux/app/shell/ShellUtils.java
rename to termux-shared/src/main/java/com/termux/shared/shell/ShellUtils.java
index a6fbefe3..d30a01fa 100644
--- a/app/src/main/java/com/termux/app/shell/ShellUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/shell/ShellUtils.java
@@ -1,12 +1,12 @@
-package com.termux.app.shell;
+package com.termux.shared.shell;
 
 import android.content.Context;
 
-import com.termux.app.TermuxConstants;
-import com.termux.app.file.FileUtils;
-import com.termux.app.utils.Logger;
-import com.termux.app.utils.PackageUtils;
-import com.termux.app.utils.TermuxUtils;
+import com.termux.shared.termux.TermuxConstants;
+import com.termux.shared.file.FileUtils;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.packages.PackageUtils;
+import com.termux.shared.termux.TermuxUtils;
 
 import java.io.File;
 import java.io.FileInputStream;
diff --git a/app/src/main/java/com/termux/app/shell/StreamGobbler.java b/termux-shared/src/main/java/com/termux/shared/shell/StreamGobbler.java
similarity index 99%
rename from app/src/main/java/com/termux/app/shell/StreamGobbler.java
rename to termux-shared/src/main/java/com/termux/shared/shell/StreamGobbler.java
index daad1176..bfb247a7 100644
--- a/app/src/main/java/com/termux/app/shell/StreamGobbler.java
+++ b/termux-shared/src/main/java/com/termux/shared/shell/StreamGobbler.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.termux.app.shell;
+package com.termux.shared.shell;
 
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -28,7 +28,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
 
-import com.termux.app.utils.Logger;
+import com.termux.shared.logger.Logger;
 
 /**
  * Thread utility class continuously reading from an InputStream
diff --git a/app/src/main/java/com/termux/app/TermuxConstants.java b/termux-shared/src/main/java/com/termux/shared/termux/TermuxConstants.java
similarity index 91%
rename from app/src/main/java/com/termux/app/TermuxConstants.java
rename to termux-shared/src/main/java/com/termux/shared/termux/TermuxConstants.java
index 798e48a8..4f772cb6 100644
--- a/app/src/main/java/com/termux/app/TermuxConstants.java
+++ b/termux-shared/src/main/java/com/termux/shared/termux/TermuxConstants.java
@@ -1,11 +1,11 @@
-package com.termux.app;
+package com.termux.shared.termux;
 
 import android.annotation.SuppressLint;
 
 import java.io.File;
 
 /*
- * Version: v0.16.0
+ * Version: v0.17.0
  *
  * Changelog
  *
@@ -118,13 +118,20 @@ import java.io.File;
  *      - Added `TERMUX_SUPPORT_EMAIL`, `TERMUX_SUPPORT_EMAIL_URL`, `TERMUX_SUPPORT_EMAIL_MAILTO_URL`,
  *          `TERMUX_REDDIT_SUBREDDIT`, `TERMUX_REDDIT_SUBREDDIT_URL`.
  *      - The `TERMUX_SUPPORT_EMAIL_URL` value must be fixed later when email has been set up.
+ *
+ * - 0.17.0 (2021-04-07)
+ *      - Added `TERMUX_APP_NOTIFICATION_CHANNEL_ID`, `TERMUX_APP_NOTIFICATION_CHANNEL_NAME`, `TERMUX_APP_NOTIFICATION_ID`,
+ *          `TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_ID`, `TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_NAME`, `TERMUX_RUN_COMMAND_NOTIFICATION_ID`,
+ *          `TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID`, `TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME`,
+ *          `TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID`, `TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME`.
+ *      - Updated javadocs.
  */
 
 /**
  * A class that defines shared constants of the Termux app and its plugins.
- * This class will be hosted by termux-app and should be imported by other termux plugin apps as is
- * instead of copying constants to random classes. The 3rd party apps can also import it for
- * interacting with termux apps. If changes are made to this file, increment the version number
+ * This class will be hosted by termux-shared lib and should be imported by other termux plugin
+ * apps as is instead of copying constants to random classes. The 3rd party apps can also import
+ * it for interacting with termux apps. If changes are made to this file, increment the version number
  * and add an entry in the Changelog section above.
  *
  * Termux app default package name is "com.termux" and is used in {@link #TERMUX_PREFIX_DIR_PATH}.
@@ -139,22 +146,25 @@ import java.io.File;
  *
  * Ideally the only places where changes should be required if changing package name are the following:
  * - The {@link #TERMUX_PACKAGE_NAME} in {@link TermuxConstants}.
- * - The "applicationId" in "build.gradle". This is package name that android and app stores will
- *       use and is also the final package name stored in "AndroidManifest.xml".
- * - The "manifestPlaceholders" values for {@link #TERMUX_PACKAGE_NAME} and *_APP_NAME in "build.gradle".
- * - The "ENTITY" values for {@link #TERMUX_PACKAGE_NAME} and *_APP_NAME in "strings.xml".
- * - The "shortcut.xml" and "*_preferences.xml" files like in termux-app since dynamic variables don't
+ * - The "applicationId" in "build.gradle" of termux-app. This is package name that android and app
+ *      stores will use and is also the final package name stored in "AndroidManifest.xml".
+ * - The "manifestPlaceholders" values for {@link #TERMUX_PACKAGE_NAME} and *_APP_NAME in
+ *      "build.gradle" of termux-app.
+ * - The "ENTITY" values for {@link #TERMUX_PACKAGE_NAME} and *_APP_NAME in "strings.xml" of
+ *      termux-app and of termux-shared.
+ * - The "shortcut.xml" and "*_preferences.xml" files of termux-app since dynamic variables don't
  *      work in it.
- * - Optionally the "package" in "AndroidManifest.xml" if modifying project structure. This is
- *      package name for java classes project structure and is prefixed if activity and service
- *      names use dot (.) notation.
+ * - Optionally the "package" in "AndroidManifest.xml" if modifying project structure of termux-app.
+ *      This is package name for java classes project structure and is prefixed if activity and service
+ *      names use dot (.) notation. This is currently not advisable since this will break lot of
+ *      stuff, including termux-* packages.
  * - Optionally the *_PATH variables in {@link TermuxConstants} containing the string "termux".
  *
  * Check https://developer.android.com/studio/build/application-id for info on "package" in
  * "AndroidManifest.xml" and "applicationId" in "build.gradle".
  *
- * {@link #TERMUX_PACKAGE_NAME} must be used in source code of Termux app and its plugins instead of
- * hardcoded "com.termux" paths.
+ * The {@link #TERMUX_PACKAGE_NAME} must be used in source code of Termux app and its plugins instead
+ * of hardcoded "com.termux" paths.
  */
 public final class TermuxConstants {
 
@@ -551,6 +561,38 @@ public final class TermuxConstants {
 
 
 
+    /*
+     * Termux app and plugins notification variables.
+     */
+
+    /** Termux app notification channel id used by {@link TERMUX_APP.TERMUX_SERVICE} */
+    public static final String TERMUX_APP_NOTIFICATION_CHANNEL_ID = "termux_notification_channel";
+    /** Termux app notification channel name used by {@link TERMUX_APP.TERMUX_SERVICE} */
+    public static final String TERMUX_APP_NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " App";
+    /** Termux app unique notification id used by {@link TERMUX_APP.TERMUX_SERVICE} */
+    public static final int TERMUX_APP_NOTIFICATION_ID = 1337;
+
+    /** Termux app notification channel id used by {@link TERMUX_APP.RUN_COMMAND_SERVICE} */
+    public static final String TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_ID = "termux_run_command_notification_channel";
+    /** Termux app notification channel name used by {@link TERMUX_APP.RUN_COMMAND_SERVICE} */
+    public static final String TERMUX_RUN_COMMAND_NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " RunCommandService";
+    /** Termux app unique notification id used by {@link TERMUX_APP.RUN_COMMAND_SERVICE} */
+    public static final int TERMUX_RUN_COMMAND_NOTIFICATION_ID = 1338;
+
+    /** Termux app notification channel id used for plugin command errors */
+    public static final String TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_ID = "termux_plugin_command_errors_notification_channel";
+    /** Termux app notification channel name used for plugin command errors */
+    public static final String TERMUX_PLUGIN_COMMAND_ERRORS_NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " Plugin Commands Errors";
+
+    /** Termux app notification channel id used for crash reports */
+    public static final String TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_ID = "termux_crash_reports_notification_channel";
+    /** Termux app notification channel name used for crash reports */
+    public static final String TERMUX_CRASH_REPORTS_NOTIFICATION_CHANNEL_NAME = TermuxConstants.TERMUX_APP_NAME + " Crash Reports";
+
+
+
+
+
     /*
      * Termux app and plugins miscellaneous variables.
      */
@@ -647,30 +689,30 @@ public final class TermuxConstants {
 
 
             /** The value for {@link #EXTRA_SESSION_ACTION} extra that will set the new session as
-             * the current session and will start {@link TermuxActivity} if its not running to bring
+             * the current session and will start {@link TERMUX_ACTIVITY} if its not running to bring
              * the new session to foreground.
              */
             public static final int VALUE_EXTRA_SESSION_ACTION_SWITCH_TO_NEW_SESSION_AND_OPEN_ACTIVITY = 0;
 
             /** The value for {@link #EXTRA_SESSION_ACTION} extra that will keep any existing session
-             * as the current session and will start {@link TermuxActivity} if its not running to
+             * as the current session and will start {@link TERMUX_ACTIVITY} if its not running to
              * bring the existing session to foreground. The new session will be added to the left
              * sidebar in the sessions list.
              */
             public static final int VALUE_EXTRA_SESSION_ACTION_KEEP_CURRENT_SESSION_AND_OPEN_ACTIVITY = 1;
 
             /** The value for {@link #EXTRA_SESSION_ACTION} extra that will set the new session as
-             * the current session but will not start {@link TermuxActivity} if its not running
+             * the current session but will not start {@link TERMUX_ACTIVITY} if its not running
              * and session(s) will be seen in Termux notification and can be clicked to bring new
-             * session to foreground. If the {@link TermuxActivity} is already running, then this
+             * session to foreground. If the {@link TERMUX_ACTIVITY} is already running, then this
              * will behave like {@link #VALUE_EXTRA_SESSION_ACTION_KEEP_CURRENT_SESSION_AND_OPEN_ACTIVITY}.
              */
             public static final int VALUE_EXTRA_SESSION_ACTION_SWITCH_TO_NEW_SESSION_AND_DONT_OPEN_ACTIVITY = 2;
 
             /** The value for {@link #EXTRA_SESSION_ACTION} extra that will keep any existing session
-             * as the current session but will not start {@link TermuxActivity} if its not running
+             * as the current session but will not start {@link TERMUX_ACTIVITY} if its not running
              * and session(s) will be seen in Termux notification and can be clicked to bring
-             * existing session to foreground. If the {@link TermuxActivity} is already running,
+             * existing session to foreground. If the {@link TERMUX_ACTIVITY} is already running,
              * then this will behave like {@link #VALUE_EXTRA_SESSION_ACTION_KEEP_CURRENT_SESSION_AND_OPEN_ACTIVITY}.
              */
             public static final int VALUE_EXTRA_SESSION_ACTION_KEEP_CURRENT_SESSION_AND_DONT_OPEN_ACTIVITY = 3;
diff --git a/app/src/main/java/com/termux/app/utils/TermuxUtils.java b/termux-shared/src/main/java/com/termux/shared/termux/TermuxUtils.java
similarity index 98%
rename from app/src/main/java/com/termux/app/utils/TermuxUtils.java
rename to termux-shared/src/main/java/com/termux/shared/termux/TermuxUtils.java
index acff15cb..07a80cd7 100644
--- a/app/src/main/java/com/termux/app/utils/TermuxUtils.java
+++ b/termux-shared/src/main/java/com/termux/shared/termux/TermuxUtils.java
@@ -1,4 +1,4 @@
-package com.termux.app.utils;
+package com.termux.shared.termux;
 
 import android.annotation.SuppressLint;
 import android.content.ComponentName;
@@ -11,8 +11,10 @@ import androidx.annotation.NonNull;
 
 import com.google.common.base.Joiner;
 
-import com.termux.R;
-import com.termux.app.TermuxConstants;
+import com.termux.shared.R;
+import com.termux.shared.logger.Logger;
+import com.termux.shared.markdown.MarkdownUtils;
+import com.termux.shared.packages.PackageUtils;
 
 import java.io.BufferedReader;
 import java.io.IOException;
diff --git a/termux-shared/src/main/res/values/colors.xml b/termux-shared/src/main/res/values/colors.xml
new file mode 100644
index 00000000..cc83b56d
--- /dev/null
+++ b/termux-shared/src/main/res/values/colors.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="background_markdown_code_inline">#1F000000</color>
+    <color name="background_markdown_code_block">#0F000000</color>
+</resources>
diff --git a/termux-shared/src/main/res/values/strings.xml b/termux-shared/src/main/res/values/strings.xml
new file mode 100644
index 00000000..888eece9
--- /dev/null
+++ b/termux-shared/src/main/res/values/strings.xml
@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!DOCTYPE resources [
+    <!ENTITY TERMUX_PACKAGE_NAME "com.termux">
+    <!ENTITY TERMUX_APP_NAME "Termux">
+    <!ENTITY TERMUX_API_APP_NAME "Termux:API">
+    <!ENTITY TERMUX_BOOT_APP_NAME "Termux:Boot">
+    <!ENTITY TERMUX_FLOAT_APP_NAME "Termux:Float">
+    <!ENTITY TERMUX_STYLING_APP_NAME "Termux:Styling">
+    <!ENTITY TERMUX_TASKER_APP_NAME "Termux:Tasker">
+    <!ENTITY TERMUX_WIDGET_APP_NAME "Termux:Widget">
+    ]>
+
+<resources>
+
+    <!-- FileUtils -->
+    <string name="error_executable_required">Executable required.</string>
+    <string name="error_null_or_empty_parameter">The %1$s is to \"%2$s\" null or empty.</string>
+    <string name="error_null_or_empty_regular_file_path">The regular file path is null or empty.</string>
+    <string name="error_null_or_empty_regular_file">The regular file is null or empty.</string>
+    <string name="error_null_or_empty_executable_file_path">The executable file path is null or empty.</string>
+    <string name="error_null_or_empty_executable_file">The executable file is null or empty.</string>
+    <string name="error_null_or_empty_directory_file_path">The directory file path is null or empty.</string>
+    <string name="error_null_or_empty_directory_file">The directory file is null or empty.</string>
+
+    <string name="error_file_not_found_at_path">The %1$s is not found at path \"%2$s\".</string>
+    <string name="error_no_regular_file_found">Regular file not found at %1$s path.</string>
+    <string name="error_not_a_regular_file">The %1$s at path \"%2$s\" is not a regular file.</string>
+    <string name="error_non_regular_file_found">Non-regular file found at %1$s path.</string>
+    <string name="error_non_directory_file_found">Non-directory file found at %1$s path.</string>
+    <string name="error_non_symlink_file_found">Non-symlink file found at %1$s path.</string>
+    <string name="error_file_not_an_allowed_file_type">The %1$s found at path \"%2$s\" is not one of allowed file types \"%3$s\".</string>
+
+    <string name="error_validate_file_existence_and_permissions_failed_with_exception">Validating file existence and permissions of %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+    <string name="error_validate_directory_existence_and_permissions_failed_with_exception">Validating directory existence and permissions of %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+
+    <string name="error_creating_file_failed">Creating %1$s at path \"%2$s\" failed.</string>
+    <string name="error_creating_file_failed_with_exception">Creating %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+
+    <string name="error_cannot_overwrite_a_non_symlink_file_type">Cannot overwrite %1$s while creating symlink at \"%2$s\" to \"%3$s\" since destination file type \"%4$s\" is not a symlink.</string>
+    <string name="error_creating_symlink_file_failed_with_exception">Creating %1$s at path \"%2$s\" to \"%3$s\" failed.\nException: %4$s</string>
+
+    <string name="error_copying_or_moving_file_failed_with_exception">%1$s from \"%2$s\" to \"%3$s\" failed.\nException: %4$s</string>
+    <string name="error_copying_or_moving_file_to_same_path">%1$s from \"%2$s\" to \"%3$s\" cannot be done since they point to the same path.</string>
+    <string name="error_cannot_overwrite_a_different_file_type">Cannot overwrite %1$s while %2$s it from \"%3$s\" to \"%4$s\" since destination file type \"%5$s\" is different from source file type \"%6$s\".</string>
+    <string name="error_cannot_move_directory_to_sub_directory_of_itself">Cannot move %1$s from \"%2$s\" to \"%3$s\" since destination is a subdirectory of the source.</string>
+
+    <string name="error_file_still_exists_after_deleting">The %1$s still exists after deleting it from \"%2$s\".</string>
+    <string name="error_deleting_file_failed">Deleting %1$s at path \"%2$s\" failed.</string>
+    <string name="error_deleting_file_failed_with_exception">Deleting %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+    <string name="error_clearing_directory_failed_with_exception">Clearing %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+
+    <string name="error_reading_string_to_file_failed_with_exception">Reading string from %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+    <string name="error_writing_string_to_file_failed_with_exception">Writing string to %1$s at path \"%2$s\" failed.\nException: %3$s</string>
+    <string name="error_unsupported_charset">Unsupported charset \"%1$s\"</string>
+    <string name="error_checking_if_charset_supported_failed">Checking if charset \"%1$s\" is suppoted failed.\nException: %2$s</string>
+
+    <string name="error_invalid_file_permissions_string_to_check">The file permission string to check is invalid.</string>
+    <string name="error_file_not_readable">The %1$s at path is not readable. Permission Denied.</string>
+    <string name="error_file_not_writable">The %1$s at path is not writable. Permission Denied.</string>
+    <string name="error_file_not_executable">The %1$s at path is not executable. Permission Denied.</string>
+
+
+    <!-- PermissionUtils -->
+    <string name="message_sudo_please_grant_permissions">Please grant permissions on next screen</string>
+    <string name="error_display_over_other_apps_permission_not_granted">&TERMUX_APP_NAME; requires \"Display over other apps\" permission to start terminal sessions from background on Android >= 10. Grants it from Settings -> Apps -> &TERMUX_APP_NAME; -> Advanced</string>
+
+
+
+    <!-- ShareUtils -->
+    <string name="title_share_with">Share With</string>
+
+
+
+    <!-- TermuxUtils -->
+    <string name="msg_report_issue">If you think this report should be reported, then copy its text from the options menu (3-dots on top right) and post an issue on one of the following links at which the report belongs at.</string>
+
+
+    <!-- Log Level -->
+    <string name="log_level_title">Log Level</string>
+    <string name="log_level_off">"Off"</string>
+    <string name="log_level_normal">"Normal"</string>
+    <string name="log_level_debug">"Debug"</string>
+    <string name="log_level_verbose">"Verbose"</string>
+    <string name="log_level_unknown">"*Unknown*"</string>
+    <string name="log_level_value">Logcat log level set to \"%1$s\"</string>
+
+</resources>