diff --git a/app/build.gradle b/app/build.gradle
index 9bf6fff9d..49b485fa1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -34,39 +34,6 @@ apply plugin: 'kotlin-kapt'
 apply plugin: 'jacoco-android'
 apply plugin: "org.jlleitschuh.gradle.ktlint"
 
-repositories {
-  google()
-  mavenCentral()
-  maven {
-    url "https://maven.google.com"
-  }
-  jcenter()
-}
-
-String[] archs = ['arm64-v8a', 'armeabi-v7a', 'x86', 'x86_64']
-
-// Set custom app import directory
-def map = [:]
-def custom = new File("app/src")
-if (project.hasProperty("customDir")) {
-  custom = file(project.property("customDir"))
-}
-
-// Set up flavours for each custom app in the directory
-if (custom.listFiles()) {
-  custom.eachFile() { file ->
-
-    def fileName = file.getName()
-    if (fileName.startsWith(".") ||
-      fileName.contains("test") ||
-      fileName == "main" ||
-      fileName.contains("Test")) {
-      return
-    }
-    map.put(fileName, file.getAbsolutePath())
-  }
-}
-
 jacoco {
   toolVersion = "0.8.3"
 }
@@ -75,9 +42,6 @@ tasks.withType(Test) {
   jacoco.includeNoLocationClasses = true
 }
 
-def branchName = System.getenv('TRAVIS_PULL_REQUEST') ?: "false" == "false"
-  ? System.getenv('TRAVIS_BRANCH') ?: "local"
-  : System.getenv('TRAVIS_PULL_REQUEST_BRANCH')
 def buildNumber = System.getenv('TRAVIS_BUILD_NUMBER') ?: "dev"
 
 ext {
@@ -228,96 +192,7 @@ android {
       }
     }
 
-    // Custom apps built from a json file, zim file and icon set
-    map.each { name, directory ->
-      "$name" {
-        println "Configuring $name"
-        if (name == "kiwix") {
-          return
-        }
-        if (file(directory + "/build.gradle").exists()) {
-          apply from: directory + "/build.gradle"
-        }
-        def jsonFile
-        if (project.hasProperty("jsonFile")) {
-          // Read json file from properties e.g command line
-          jsonFile = file(project.property("jsonFile"))
-        } else {
-          // If no file provided use the test file
-          jsonFile = file(directory + "/info.json")
-        }
-        def parsedJson = new JsonSlurper().parseText(jsonFile.text)
-        def sourceFile = file(parsedJson.zim_file)
-        if (!sourceFile.exists()) {
-          sourceFile = file(directory + "/" + parsedJson.zim_file)
-        }
-        if (parsedJson.embed_zim) {
-          // Place content in each lib directory for embeded zims
-          for (String archName : archs) {
-            copy {
-              from sourceFile
-              into file(directory + "/jniLibs/" + archName)
-              rename { String filename -> "libcontent.so" }
-            }
-          }
-          parsedJson.zim_file = "libcontent.so"
-        }
-        // Set custom config from json
-        applicationId "$parsedJson.package"
-        buildConfigField "boolean", "IS_CUSTOM_APP", "true"
-        buildConfigField "boolean", "HAS_EMBEDDED_ZIM", "$parsedJson.embed_zim"
-        def filename
-        if (parsedJson.zim_file.lastIndexOf("/") >= 0) {
-          filename = parsedJson.zim_file.substring(parsedJson.zim_file.lastIndexOf("/") + 1)
-        } else {
-          filename = parsedJson.zim_file
-        }
-        buildConfigField "String", "ZIM_FILE_NAME", "\"$filename\""
-        if (project.hasProperty("zim_file_size")) {
-          def length = Long.parseLong(project.property("zim_file_size"))
-          buildConfigField "long", "ZIM_FILE_SIZE", "${length}L"
-        } else {
-          long length = sourceFile.length()
-          buildConfigField "long", "ZIM_FILE_SIZE", "${length}L"
-        }
-        if (project.hasProperty("version_code")) {
-          def version_code = project.property("version_code")
-          versionCode version_code.toInteger()
-        } else {
-          versionCode parsedJson.version_code.toInteger()
-        }
-        if (project.hasProperty("version_name")) {
-          versionName project.property("version_name")
-        } else {
-          versionName parsedJson.version_name
-        }
-        if (project.hasProperty("content_version_code")) {
-          def content_version_code = project.property("content_version_code")
-          buildConfigField "int", "CONTENT_VERSION_CODE", "$content_version_code"
-        } else if (parsedJson.content_version_code != null) {
-          buildConfigField "int", "CONTENT_VERSION_CODE", "$parsedJson.content_version_code"
-        } else if (project.hasProperty('version_code')) {
-          def version_code = project.property('version_code')
-          buildConfigField "int", "CONTENT_VERSION_CODE", "$version_code"
-        } else if (parsedJson.version_code != null) {
-          buildConfigField "int", "CONTENT_VERSION_CODE", "$parsedJson.version_code"
-        }
-        buildConfigField "String", "ENFORCED_LANG", "\"$parsedJson.enforced_lang\""
-        resValue "string", "app_name", "$parsedJson.app_name"
-        resValue "string", "app_search_string", "Search " + "$parsedJson.app_name"
-      }
-    }
-  }
 
-  // Set each custom apps respective source directory
-  sourceSets {
-    map.each { name, directory ->
-      "$name" {
-        setRoot directory
-        jni.srcDirs = []
-        jniLibs.srcDir directory + "/jniLibs"
-      }
-    }
   }
 
   compileOptions {
diff --git a/build.gradle.kts b/build.gradle.kts
index c6917d6d2..4f0c10a96 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -45,6 +45,7 @@ allprojects {
   repositories {
     google()
     jcenter()
+    mavenCentral()
   }
 }
 
diff --git a/custom/.gitignore b/custom/.gitignore
new file mode 100644
index 000000000..796b96d1c
--- /dev/null
+++ b/custom/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/custom/build.gradle b/custom/build.gradle
new file mode 100644
index 000000000..7ac4a6119
--- /dev/null
+++ b/custom/build.gradle
@@ -0,0 +1,150 @@
+import groovy.json.JsonSlurper
+
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
+
+String[] archs = ['arm64-v8a', 'armeabi-v7a', 'x86', 'x86_64']
+
+// Set custom app import directory
+def map = [:]
+def custom = new File("custom/src")
+if (project.hasProperty("customDir")) {
+  custom = file(project.property("customDir"))
+}
+
+// Set up flavours for each custom app in the directory
+if (custom.listFiles()) {
+  custom.eachFile() { file ->
+
+    def fileName = file.getName()
+    if (fileName.startsWith(".") ||
+      fileName.contains("test") ||
+      fileName == "main" ||
+      fileName.contains("Test")) {
+      return
+    }
+    map.put(fileName, file.getAbsolutePath())
+  }
+}
+android {
+  compileSdkVersion 28
+
+  defaultConfig {
+    applicationId "org.kiwix.kiwixmobile.custom"
+    minSdkVersion 15
+    targetSdkVersion 28
+    versionCode 1
+    versionName "1.0"
+    multiDexEnabled true
+    testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+  }
+
+  buildTypes {
+    release {
+      minifyEnabled false
+      proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+    }
+  }
+
+  flavorDimensions "default"
+
+  productFlavors {
+    // Custom apps built from a json file, zim file and icon set
+    map.each { name, directory ->
+      "$name" {
+        println "Configuring $name"
+        if (file(directory + "/build.gradle").exists()) {
+          apply from: directory + "/build.gradle"
+        }
+        def jsonFile
+        if (project.hasProperty("jsonFile")) {
+          // Read json file from properties e.g command line
+          jsonFile = file(project.property("jsonFile"))
+        } else {
+          // If no file provided use the test file
+          jsonFile = file(directory + "/info.json")
+        }
+        def parsedJson = new JsonSlurper().parseText(jsonFile.text)
+        def sourceFile = file(parsedJson.zim_file)
+        if (!sourceFile.exists()) {
+          sourceFile = file(directory + "/" + parsedJson.zim_file)
+        }
+        if (parsedJson.embed_zim) {
+          // Place content in each lib directory for embeded zims
+          for (String archName : archs) {
+            copy {
+              from sourceFile
+              into file(directory + "/jniLibs/" + archName)
+              rename { String filename -> "libcontent.so" }
+            }
+          }
+          parsedJson.zim_file = "libcontent.so"
+        }
+        // Set custom config from json
+        applicationId "$parsedJson.package"
+        buildConfigField "boolean", "IS_CUSTOM_APP", "true"
+        buildConfigField "boolean", "HAS_EMBEDDED_ZIM", "$parsedJson.embed_zim"
+        def filename
+        if (parsedJson.zim_file.lastIndexOf("/") >= 0) {
+          filename = parsedJson.zim_file.substring(parsedJson.zim_file.lastIndexOf("/") + 1)
+        } else {
+          filename = parsedJson.zim_file
+        }
+        buildConfigField "String", "ZIM_FILE_NAME", "\"$filename\""
+        if (project.hasProperty("zim_file_size")) {
+          def length = Long.parseLong(project.property("zim_file_size"))
+          buildConfigField "long", "ZIM_FILE_SIZE", "${length}L"
+        } else {
+          long length = sourceFile.length()
+          buildConfigField "long", "ZIM_FILE_SIZE", "${length}L"
+        }
+        if (project.hasProperty("version_code")) {
+          def version_code = project.property("version_code")
+          versionCode version_code.toInteger()
+        } else {
+          versionCode parsedJson.version_code.toInteger()
+        }
+        if (project.hasProperty("version_name")) {
+          versionName project.property("version_name")
+        } else {
+          versionName parsedJson.version_name
+        }
+        if (project.hasProperty("content_version_code")) {
+          def content_version_code = project.property("content_version_code")
+          buildConfigField "int", "CONTENT_VERSION_CODE", "$content_version_code"
+        } else if (parsedJson.content_version_code != null) {
+          buildConfigField "int", "CONTENT_VERSION_CODE", "$parsedJson.content_version_code"
+        } else if (project.hasProperty('version_code')) {
+          def version_code = project.property('version_code')
+          buildConfigField "int", "CONTENT_VERSION_CODE", "$version_code"
+        } else if (parsedJson.version_code != null) {
+          buildConfigField "int", "CONTENT_VERSION_CODE", "$parsedJson.version_code"
+        }
+        buildConfigField "String", "ENFORCED_LANG", "\"$parsedJson.enforced_lang\""
+        resValue "string", "app_name", "$parsedJson.app_name"
+        resValue "string", "app_search_string", "Search " + "$parsedJson.app_name"
+      }
+    }
+  }
+  // Set each custom apps respective source directory
+  sourceSets {
+    map.each { name, directory ->
+      "$name" {
+        setRoot directory
+        jni.srcDirs = []
+        jniLibs.srcDir directory + "/jniLibs"
+      }
+    }
+  }
+
+  compileOptions {
+    encoding = "UTF-8"
+    sourceCompatibility JavaVersion.VERSION_1_8
+    targetCompatibility JavaVersion.VERSION_1_8
+  }
+}
+
+dependencies {
+  implementation project(':core')
+}
diff --git a/custom/proguard-rules.pro b/custom/proguard-rules.pro
new file mode 100644
index 000000000..f1b424510
--- /dev/null
+++ b/custom/proguard-rules.pro
@@ -0,0 +1,21 @@
+# 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
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/custom/src/androidTest/java/org/kiwix/kiwixmobile/custom/ExampleInstrumentedTest.kt b/custom/src/androidTest/java/org/kiwix/kiwixmobile/custom/ExampleInstrumentedTest.kt
new file mode 100644
index 000000000..2c59d535a
--- /dev/null
+++ b/custom/src/androidTest/java/org/kiwix/kiwixmobile/custom/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package org.kiwix.kiwixmobile.custom
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+  @Test
+  fun useAppContext() {
+    // Context of the app under test.
+    val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+    assertEquals("org.kiwix.kiwixmobile.custom", appContext.packageName)
+  }
+}
diff --git a/app/src/customexample/AndroidManifest.xml b/custom/src/customexample/AndroidManifest.xml
similarity index 100%
rename from app/src/customexample/AndroidManifest.xml
rename to custom/src/customexample/AndroidManifest.xml
diff --git a/app/src/customexample/build.gradle b/custom/src/customexample/build.gradle
similarity index 100%
rename from app/src/customexample/build.gradle
rename to custom/src/customexample/build.gradle
diff --git a/app/src/customexample/info.json b/custom/src/customexample/info.json
similarity index 100%
rename from app/src/customexample/info.json
rename to custom/src/customexample/info.json
diff --git a/app/src/customexample/res/drawable-hdpi/ic_kiwix_widget.png b/custom/src/customexample/res/drawable-hdpi/ic_kiwix_widget.png
similarity index 100%
rename from app/src/customexample/res/drawable-hdpi/ic_kiwix_widget.png
rename to custom/src/customexample/res/drawable-hdpi/ic_kiwix_widget.png
diff --git a/app/src/customexample/res/drawable-mdpi/ic_kiwix_widget.png b/custom/src/customexample/res/drawable-mdpi/ic_kiwix_widget.png
similarity index 100%
rename from app/src/customexample/res/drawable-mdpi/ic_kiwix_widget.png
rename to custom/src/customexample/res/drawable-mdpi/ic_kiwix_widget.png
diff --git a/app/src/customexample/res/drawable-xhdpi/ic_kiwix_widget.png b/custom/src/customexample/res/drawable-xhdpi/ic_kiwix_widget.png
similarity index 100%
rename from app/src/customexample/res/drawable-xhdpi/ic_kiwix_widget.png
rename to custom/src/customexample/res/drawable-xhdpi/ic_kiwix_widget.png
diff --git a/app/src/customexample/res/drawable-xxhdpi/ic_kiwix_widget.png b/custom/src/customexample/res/drawable-xxhdpi/ic_kiwix_widget.png
similarity index 100%
rename from app/src/customexample/res/drawable-xxhdpi/ic_kiwix_widget.png
rename to custom/src/customexample/res/drawable-xxhdpi/ic_kiwix_widget.png
diff --git a/app/src/customexample/res/drawable-xxxhdpi/ic_kiwix_widget.png b/custom/src/customexample/res/drawable-xxxhdpi/ic_kiwix_widget.png
similarity index 100%
rename from app/src/customexample/res/drawable-xxxhdpi/ic_kiwix_widget.png
rename to custom/src/customexample/res/drawable-xxxhdpi/ic_kiwix_widget.png
diff --git a/app/src/customexample/res/drawable/kiwix_icon_with_title.png b/custom/src/customexample/res/drawable/kiwix_icon_with_title.png
similarity index 100%
rename from app/src/customexample/res/drawable/kiwix_icon_with_title.png
rename to custom/src/customexample/res/drawable/kiwix_icon_with_title.png
diff --git a/app/src/customexample/res/mipmap-hdpi/kiwix_icon.png b/custom/src/customexample/res/mipmap-hdpi/kiwix_icon.png
similarity index 100%
rename from app/src/customexample/res/mipmap-hdpi/kiwix_icon.png
rename to custom/src/customexample/res/mipmap-hdpi/kiwix_icon.png
diff --git a/app/src/customexample/res/mipmap-mdpi/kiwix_icon.png b/custom/src/customexample/res/mipmap-mdpi/kiwix_icon.png
similarity index 100%
rename from app/src/customexample/res/mipmap-mdpi/kiwix_icon.png
rename to custom/src/customexample/res/mipmap-mdpi/kiwix_icon.png
diff --git a/app/src/customexample/res/mipmap-xhdpi/kiwix_icon.png b/custom/src/customexample/res/mipmap-xhdpi/kiwix_icon.png
similarity index 100%
rename from app/src/customexample/res/mipmap-xhdpi/kiwix_icon.png
rename to custom/src/customexample/res/mipmap-xhdpi/kiwix_icon.png
diff --git a/app/src/customexample/res/mipmap-xxhdpi/kiwix_icon.png b/custom/src/customexample/res/mipmap-xxhdpi/kiwix_icon.png
similarity index 100%
rename from app/src/customexample/res/mipmap-xxhdpi/kiwix_icon.png
rename to custom/src/customexample/res/mipmap-xxhdpi/kiwix_icon.png
diff --git a/app/src/customexample/res/mipmap-xxxhdpi/kiwix_icon.png b/custom/src/customexample/res/mipmap-xxxhdpi/kiwix_icon.png
similarity index 100%
rename from app/src/customexample/res/mipmap-xxxhdpi/kiwix_icon.png
rename to custom/src/customexample/res/mipmap-xxxhdpi/kiwix_icon.png
diff --git a/app/src/customexample/res/values/strings.xml b/custom/src/customexample/res/values/strings.xml
similarity index 100%
rename from app/src/customexample/res/values/strings.xml
rename to custom/src/customexample/res/values/strings.xml
diff --git a/custom/src/main/AndroidManifest.xml b/custom/src/main/AndroidManifest.xml
new file mode 100644
index 000000000..b141a0d18
--- /dev/null
+++ b/custom/src/main/AndroidManifest.xml
@@ -0,0 +1,228 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="org.kiwix.kiwixmobile"
+  android:installLocation="auto">
+
+  <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+  <uses-permission android:name="android.permission.INTERNET" />
+  <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+  <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
+  <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+  <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
+  <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
+
+  <!-- Device with versions >= Pie need this permission -->
+  <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+
+
+  <application
+    android:name=".KiwixApplication"
+    android:allowBackup="true"
+    android:hardwareAccelerated="true"
+    android:icon="@mipmap/kiwix_icon"
+    android:label="@string/app_name"
+    android:networkSecurityConfig="@xml/network_security_config"
+    android:roundIcon="@mipmap/kiwix_icon_round"
+    android:supportsRtl="true"
+    android:theme="@style/AppTheme">
+
+    <activity
+      android:name=".splash.SplashActivity"
+      android:label="@string/app_name"
+      android:theme="@style/AppTheme.Launcher">
+      <intent-filter>
+        <action android:name="android.intent.action.MAIN" />
+
+        <category android:name="android.intent.category.LAUNCHER" />
+        <category android:name="android.intent.category.MONKEY" />
+      </intent-filter>
+
+      <meta-data
+        android:name="android.app.shortcuts"
+        android:resource="@xml/shortcuts" />
+    </activity>
+    <activity
+      android:name=".main.MainActivity"
+      android:configChanges="orientation|keyboardHidden|screenSize|locale"
+      android:label="@string/app_name"
+      android:windowSoftInputMode="adjustPan">
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+
+        <data android:scheme="content" />
+        <data android:mimeType="application/octet-stream" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data android:scheme="file" />
+        <data android:mimeType="*/*" />
+        <data android:pathPattern=".*\\.zim" />
+        <data android:pathPattern=".*\\..*\\.zim" />
+        <data android:pathPattern=".*\\..*\\..*\\.zim" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zim" />
+        <data android:host="*" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data android:scheme="file" />
+        <data android:mimeType="*/*" />
+        <data android:pathPattern=".*\\.zimaa" />
+        <data android:pathPattern=".*\\..*\\.zimaa" />
+        <data android:pathPattern=".*\\..*\\..*\\.zimaa" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zimaa" />
+        <data android:host="*" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data android:scheme="http" />
+        <data android:host="*" />
+        <data android:pathPattern=".*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zim(aa|)" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data android:scheme="https" />
+        <data android:host="*" />
+        <data android:pathPattern=".*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zim(aa|)" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data android:scheme="content" />
+        <data android:host="*" />
+        <data android:pathPattern=".*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\.zim(aa|)" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zim(aa|)" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="android.intent.action.VIEW" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.BROWSABLE" />
+
+        <data
+          android:host="search"
+          android:scheme="kiwix" />
+      </intent-filter>
+      <intent-filter android:label="@string/app_search_string">
+        <action android:name="android.intent.action.PROCESS_TEXT" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+
+        <data android:mimeType="text/plain" />
+      </intent-filter>
+    </activity>
+    <activity
+      android:name=".zim_manager.ZimManageActivity"
+      android:label="@string/choose_file"
+      android:launchMode="singleTop">
+      <!-- TODO -->
+      <intent-filter>
+        <action android:name="android.intent.action.GET_CONTENT" />
+
+        <category android:name="android.intent.category.DEFAULT" />
+        <category android:name="android.intent.category.OPENABLE" />
+
+        <data android:mimeType="*/*" />
+      </intent-filter>
+      <intent-filter>
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.TEXT_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.ICON_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.MIC_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.STAR_CLICKED" />
+      </intent-filter>
+    </activity>
+    <activity android:name=".settings.KiwixSettingsActivity" />
+    <activity android:name=".search.SearchActivity" />
+    <activity android:name=".bookmark.BookmarksActivity" />
+    <activity android:name=".webserver.ZimHostActivity" />
+
+    <provider
+      android:name=".data.ZimContentProvider"
+      android:authorities="${applicationId}.zim.base"
+      android:exported="true" />
+
+    <receiver android:name=".main.KiwixSearchWidget">
+      <intent-filter>
+        <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.TEXT_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.ICON_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.MIC_CLICKED" />
+        <action android:name="org.kiwix.kiwixmobile.utils.KiwixSearchWidget.STAR_CLICKED" />
+      </intent-filter>
+
+      <meta-data
+        android:name="android.appwidget.provider"
+        android:resource="@xml/kiwix_widget_provider_info" />
+    </receiver>
+
+    <service android:name=".wifi_hotspot.HotspotService" />
+
+    <activity
+      android:name=".error.ErrorActivity"
+      android:process=":error_activity" />
+
+    <provider
+      android:name="androidx.core.content.FileProvider"
+      android:authorities="${applicationId}.fileprovider"
+      android:exported="false"
+      android:grantUriPermissions="true">
+      <meta-data
+        android:name="android.support.FILE_PROVIDER_PATHS"
+        android:resource="@xml/provider_paths" />
+    </provider>
+
+    <activity android:name=".intro.IntroActivity" />
+    <activity android:name=".language.LanguageActivity" />
+    <activity android:name=".history.HistoryActivity" />
+    <activity android:name=".help.HelpActivity">
+      <meta-data
+        android:name="android.support.PARENT_ACTIVITY"
+        android:value="main.MainActivity" />
+    </activity>
+    <activity
+      android:name=".zim_manager.local_file_transfer.LocalFileTransferActivity"
+      android:label="Send to nearby device"
+      android:screenOrientation="portrait">
+      <intent-filter>
+        <action android:name="android.intent.action.SEND_MULTIPLE" />
+        <category android:name="android.intent.category.DEFAULT" />
+
+        <data android:mimeType="application/octet-stream" />
+        <data android:pathPattern=".*\\.zim" />
+        <data android:pathPattern=".*\\..*\\.zim" />
+        <data android:pathPattern=".*\\..*\\..*\\.zim" />
+        <data android:pathPattern=".*\\..*\\..*\\..*\\.zim" />
+        <data android:host="*" />
+      </intent-filter>
+    </activity>
+  </application>
+</manifest>
diff --git a/custom/src/test/java/org/kiwix/kiwixmobile/custom/ExampleUnitTest.kt b/custom/src/test/java/org/kiwix/kiwixmobile/custom/ExampleUnitTest.kt
new file mode 100644
index 000000000..b7bf49c18
--- /dev/null
+++ b/custom/src/test/java/org/kiwix/kiwixmobile/custom/ExampleUnitTest.kt
@@ -0,0 +1,17 @@
+package org.kiwix.kiwixmobile.custom
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+  @Test
+  fun addition_isCorrect() {
+    assertEquals(4, 2 + 2)
+  }
+}
diff --git a/settings.gradle b/settings.gradle
index 4f519356c..632f13724 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,2 +1,3 @@
 include ':core'
 include ':app'
+include ':custom'