The Kotlin Programming Language.

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

A memory leak detection library for Android.

AirPods liberated from Apple's ecosystem.

A gallery that showcases on-device ML/GenAI use cases and allows people to try and use models locally.

The Google I/O Android App

Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.

Framework for quickly creating connected applications in Kotlin with minimal effort

Painless E2E Automation for Mobile and Web

Library support for Kotlin coroutines

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)

A modern JSON library for Kotlin and Java.

Kotlin SQL Framework

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

Bitwarden mobile apps (Password Manager and Authenticator) for Android.

A simple and modern Java and Kotlin web framework

Run frontier LLMs and VLMs with day-0 model support across GPU, NPU, and CPU, with comprehensive runtime coverage for PC (Python/C++), mobile (Android & iOS), and Linux/IoT (Arm64 & x86 Docker). Su…

A <Video /> component for react-native

SQLDelight - Generates typesafe Kotlin APIs from SQL

Kotlin multiplatform / multi-format serialization

A Kotlin API for generating .kt source files.

API documentation engine for Kotlin

KotlinX multiplatform date/time library

DivKit is an open source Server-Driven UI (SDUI) framework. SDUI is a an emerging technique that leverage the server to build the user interfaces of their mobile app

Orbit - Virtual actor framework for building distributed systems

Java & Kotlin Async DataBase Driver for MySQL and PostgreSQL written in Kotlin

Kotlin multiplatform I/O library

The collaboration workspace for Machine Learning

Take beautiful markdown notes and stay organized with task lists.

Implement common use cases with Jetpack Navigation 3