- Google Gson (Utility)
A Java serialization/deserialization library to convert Java Objects into JSON and back.
- jUnit Java Unit Test (Utility)
simple framework to write repeatable tests.
- Junit (Utility)
simple framework to write repeatable tests.
- JavaX Annotation API (Utility)
common annotations for the JavaTM Platform API.
- hamcrest (Development Aid)
a library of matchers, which can be combined in to create flexible expressions of intent in tests.
- Android PackageManager (Utility)
deals with various kinds of information related to the application packages that are currently installed on the device.
- 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.
- Arch (Utility)
helper for other arch dependencies, including JUnit test rules that can be used with LiveData.
- AppCompat (Utility)
support newer Android features on older Android versions.
- Biometric (Utility)
authenticate with biometrics or device credentials, and perform cryptographic operations.
- Constraint Layout Library (Utility)
library to reduce the number of nested views needed.
- 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.
- Documentfile (UI Component)
a library to view a file document.
- androidx.legacy (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.
- Lifecycle (Utility)
perform actions in response to a change in the lifecycle status of another component, such as activities and fragments.
- Loader (Utility)
library to load data for your UI that survives configuration changes.
- Navigation (Utility)
a framework for navigating between 'destinations' within an Android application that provides a consistent API whether destinations are implemented as Fragments, Activities, or other components.
- Preference (Utility)
a library to build interactive settings screens without needing to interact with device storage or manage the UI.
- Print (Utility)
a library to print photos, docs, and other graphics and images.
- Room (Utility)
a persistence library that provides an abstraction layer over SQLite to allow for more robust database access while harnessing the full power of SQLite.
- Sqlite (Utility)
library that contains abstract interfaces along with basic implementations which can be used to build your own libraries that access SQLite.
- AndroidX Test (Development Framework)
an extensive framework for testing Android apps.
- Transition (UI Component)
animates motion in the UI with starting and ending layouts.
- Vectordrawable (UI Component)
AndroidX library to render vector graphics.
- Lightweight-Stream-API (Utility)
stream API from Java 8 rewritten on iterators for Java 7 and below.
- Google Material Design (Utility)
library to help with material design guidelines.
- FastAdapter (Utility)
provides core functionality most apps require. It also prevents common mistakes by taking away those steps from the devs.
- RootBeer (Utility)
root checker library.
- Number Picker (UI Component)
library that provides a simple and customizable NumberPicker.
- JavaWriter (Utility)
a Java API for generating .java source files.
- libsu (Utility)
library that provides APIs to a Unix (root) shell.
- JavaX Dependency Injection (Utility)
specifies a means for obtaining objects in such a way as to maximize reusability, testability and maintainability compared to traditional approaches such as constructors, factories, and service locators (e.g., JNDI). This process, known as dependency injection, is beneficial to most nontrivial applications.
- Kotlin (Utility)
The Kotlin Programming Language
- Apache Commons (Development Framework)
an Apache project focused on all aspects of reusable Java components.
- IntelliJ IDEA (Utility)