The Swift SDK to work with the App Store Connect API from Apple.

MacOS application to spoof / fake / mock your iOS / iPadOS or iPhoneSimulator device location. WatchOS and TvOS are partially supported.

An ongoing collection of React Native animations crafted with Reanimated, Gesture Handler, and Skia.

💫 Toolkit to help you get started with Spec-Driven Development

Node canvas is a Cairo backed Canvas implementation for NodeJS.

Simple app to ease custom location sending to Xcode Simulator.

React Native library (Beta) for bringing Google Navigation SDK to Android and iOS apps using React.

Development environments for coding agents. Enable multiple agents to work safely and independently with your preferred stack.

the simple image modal for React Native

🌀 OpenAPI to TypeScript codegen. Production-ready SDKs, Zod schemas, TanStack Query hooks, and 20+ plugins. Used by Vercel, OpenCode, and PayPal.

NodeJS library that generates Typescript or Javascript clients based on the OpenAPI specification

Front End interview preparation materials for busy engineers (updated for 2025)

Add widgets and live activities to a React Native app

Example of a Widget in Expo's Managed Workflow (EAS).

Bringing widget functionality to expo!

💡 Use the right package manager

Flexible and lightweight React Native component for UITableView made with pure CSS

A UITextView implementation for React Native that allows for full text highlighting/selection, native translations, etc.

React Native On-Device Machine Learning w/ Google ML Kit

🤖 Programmatically change the app icon in Expo.

Jest environment for integrated testing with Prisma client

i18next: learn once - translate everywhere

It's a small library to provide the I18n translations on the Javascript. It comes with Rails support.

ORM

A modern JavaScript utility library that's 2-3 times faster and up to 97% smaller—a major upgrade to lodash.

Utilities for working with htmlparser2's DOM

Handler for htmlparser2, to get a DOM

Happy DOM without dependencies to Node.js.

A JavaScript implementation of a web browser without its graphical user interface

A copy of the original Arc90 repo with links to many of the current ports.