- Android Support v4 (Development Framework)   The Android Support Library is not actually a single library, but rather a collection of libraries that can roughly be divided into two groups: compatibility and component libraries. For details, please see  Understanding the Android Support Library. 
- AndroidX Activity (Utility)   provides the base Activity subclass and the relevant hooks to build a composable structure on top. 
- Android Jetpack Annotations (Utility)   library that contains the annotations for Android Jetpack. 
- AppCompat (Utility)   support newer Android features on older Android versions. 
- CameraX (Utility)   an addition to Android Jetpack that makes it easier to add camera capabilities. 
- Jetpack Compose (Development Framework)   a framework to define UIs programmatically with composable functions that describe its shape and data dependencies. 
- Androidx Core (Utility)   a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs. 
- Android Emoji2 Compat (UI Component)   core library to enable emoji compatibility in Kitkat and newer devices to avoid the empty emoji characters. 
- AndroidX Fragment (UI Component)   AndroidX library to encapsulate part of the user interface or behavior into reusable components. 
- Lifecycle (Utility)   perform actions in response to a change in the lifecycle status of another component, such as activities and fragments. 
- Preference (Utility)   a library to build interactive settings screens without needing to interact with device storage or manage the UI. 
- ProfileInstaller (Utility)   AndroidX library that enables libraries to prepopulate ahead of time compilation traces to be read by ART. 
- Recyclerview (Utility)   display large sets of data in your UI while minimizing memory usage. 
- Android Activity Saved State (Utility)   provides the base Activity subclass and the relevant hooks to build a composable structure on top. 
- Startup (Utility)   AndroidX library to implement a straightforward, performant way to initialize components at app startup. 
- Android Jetpack VersionedParcelable (Utility)   Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely. 
- kotlinx.coroutines (Utility)   library support for Kotlin coroutines. 
- OpenCV (Utility)   an open source computer vision and machine learning software library.