Shopify

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

A React Native module for accessing localization information

🚩 FastImage, performant React Native image component.

High-quality, ubiquitous, and portable telemetry to enable effective observability

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.

CameraRoll is a react-native native module that provides access to the local camera roll or photo library.

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.

Library for encoding and decoding .avif files

Open-source cryptographic APIs

Stripe is a global technology company that builds economic infrastructure for the internet.

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

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

A JavaScript engine optimized for running React Native.

gRPC and protocol buffers for Android, Kotlin, Swift and Java.

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

Pluggable in-process caching engine to build and scale high performance services

A small implementation of `getRandomValues` for React Native

Native code loader for Android

A portable layout engine targeting web standards

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

⚡️ The fastest key/value storage for React Native. ~30x faster than AsyncStorage!

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.

A modern JSON library for Kotlin and Java.

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.

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

A better list for React Native

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.