Toss

React Native wrapper for the Android ViewPager and iOS UIPageViewController.

A compat library for Bluetooth Low Energy scanning on Android.

Barcode Scanner Libraries for Android

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

Pager indicator inspired by Instagram. Lightweight and easy to set up.

Ad Network of TikTok for Business

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

An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, POSIX, and OHOS.

A collection of extension libraries for Jetpack Compose

React Native SDK enables building both iOS and Android apps from a single codebase. It is optimized for fast development and consistent user experiences using the React framework.

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

A lightweight and fast Animated Portable Network Graphics (APNG) image decoder for Android

Open-source cryptographic APIs

An Android library for managing images and the memory they use.

A JavaScript engine optimized for running React Native.

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

An easy, flexible way to add a shimmering effect to any view in an Android app.

Native code loader for Android

RxJava binding APIs for Android's UI widgets.

Java JWT: JSON Web Token for Java and Android

A portable layout engine targeting web standards

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.

A robust native library loader for Android.

ML Kit brings Google’s machine learning expertise to mobile developers in a powerful and easy-to-use package. Make your iOS and Android apps more engaging, personalized, and helpful with solutions that are optimized to run on device.

Learn how people interact with your apps across multiple devices

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

A type-safe HTTP client for Android and Java

Insight Hub is an error monitoring and reporting software with best-in-class functionality for mobile apps

Image loading for Android and Compose Multiplatform.

A better list for React Native

RxJava bindings for Android

Brands trust AppsFlyer’s #privacy-preserving #measurement, #analytics, and engagement technologies to help them make good choices.

A library that makes working with Bluetooth LE on Android a pleasure. Seriously.

Google's high-performance runtime for on-device AI

Developer-first error tracking and performance monitoring

Google Interactive Media Ads SDK

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.