Twitch

Square’s meticulous HTTP client for the JVM, Android, and GraalVM.

A Java serialization/deserialization library to convert Java Objects into JSON and back

A collection of extension libraries for Jetpack Compose

🚀 A strongly-typed, caching GraphQL client for the JVM, Android, and Kotlin multiplatform.

A Java library that models spring dynamics and adds real world physics to your app.

A modern I/O library for Android, Java, and Kotlin Multiplatform.

Conscrypt is a Java Security Provider that implements parts of the Java Cryptography Extension and Java Secure Socket Extension.

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

Comscore is a trusted currency for planning, transacting, and evaluating media across platforms.

Jackson has been known as "the Java JSON library" or "the best JSON parser for Java". Or simply as "JSON for Java".

📦 Android Parcelables made easy through code generation.

Firebase Cloud Messaging (FCM) is a cross-platform messaging solution that lets you reliably send messages.

Java implementation of the SemVer Specification

Lottie is a library for Android, iOS, Web, and Windows that parses Adobe After Effects animations exported as JSON with Bodymovin and renders them natively on mobile and on the web!

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Framework for quickly creating connected applications in Kotlin with minimal effort

Country Code Picker (CCP) is an android library which provides an easy way to search and select country or international phone code. Also supports Android EditText phone mask and international phone validation.

A robust native library loader for Android.

Automatic tagging of RxJava 2+ originating subscribe points for onError() investigation.

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Protocol Buffers are language-neutral, platform-neutral extensible mechanisms for serializing structured data.

Provides fast scroll and section idexer for recycler view

A simple watchdog that detects Android ANRs (Application Not Responding).

A type-safe HTTP client for Android and Java

Google Analytics is an app measurement solution, available at no charge, that provides insight on app usage and user engagement.

Image loading for Android and Compose Multiplatform.

RxJava bindings for Android

An image loading and caching library for Android focused on smooth scrolling

Dagger is a fully static, compile-time dependency injection framework for Java, Kotlin, and Android. It is an adaptation of an earlier version created by Square and now maintained by Google.