Write an app once. It runs natively on the web, macOS, iOS, and Linux, and an AI agent can build it, run it, see it, and test it on every one of them.

Archived: Exact is developed at github.com/expo/exact

Dev environments. In your web app.

This script is able to calculate passwords for NTAG215 cards and store them into Flipper NFC file format

A very fast and portable Game Boy (DMG) emulator single header library written in C99.

React Strict DOM (RSD) standardizes the development of styled React components for web and native.

Process Compose is a simple and flexible scheduler and orchestrator to manage non-containerized applications.

Perform some Nintendo console client to server operations

Firmware source and binaries for the RP2040-based Debug Probe accessory

[ARCHIVE]: Expo Router has moved to expo/expo -- The File-based router for universal React Native apps

A Python library for the IOCare API utilized by Coway air purifiers

Extract/replace Game Boy SRAM data stored in SRAM of Goomba emulator (C/C++/.NET)

The official website of the cross-platform Unimodule specification

Flares 🔥 is a CloudFlare DNS backup tool

Tools for creating, running, and deploying universal Expo and React Native apps

A multiplayer party game with gifs!

The React Native website and docs

SVG library for React Native, React Native Web, and plain React web projects.

Customizable controls for Expo video

Python framework for building scalable GraphQL servers

Create React Native apps that run on iOS, Android, and web

📦 Mac App Store command-line interface

Perceptual JPEG encoder

Telemetry dashboard for node.js apps from the terminal!

A Babel transform that turns imports into lazily loaded commonjs requires

Core database component for the Realm Mobile Database SDKs

✨ Stringify any JavaScript value

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry