An interactive, progressively enhanced message box using Next.js 15 with Server Actions, Tailwind CSS and Prisma. See "optimistic" and "optimistic-retry" branches for optimistic updates.

The React Framework

The end-to-end platform for creating, sharing, and running codemods with engines like jscodeshift, ast-grep, ts-morph, and more. Automate code migrations, cleanups, and refactors for you, your team…

Allows running ESLint with a single rule on a given directory.

ECMAScript Explicit Resource Management

CSS Components

Test262 report summary for the Hermes version bundled with React Native

🚇 The JavaScript bundler for React Native

Open Source Contributor Index

Toolkit with accessible components, styles, and examples for your next web app

CLI tool for testing given ESlint rules against multiple repositories at once.

Statoscope is a toolkit to analyze and validate webpack bundle

Modern, scalable tools. Exceptional developer experience.

The JSX specification is a XML-like syntax extension to ECMAScript.

A framework for building native applications using React

Defining Semantic Versioning for TypeScript types

Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

A CLI tool to check type coverage for typescript code

Collection of transforms for jscodeshift related to `@types/react`

Perform the Student's t hypothesis test

Build Better Websites. Create modern, resilient user experiences with web fundamentals.

Methods for working with iterators in ECMAScript

Proposal for ECMAScript 'throw' expressions

React Native boilerplate supporting multiple platforms: Android, iOS, macOS, Windows, web, browser extensions, Electron.

You take some Shiki, add a hint of TypeScript compiler, and 🎉 incredible static code samples

Blitsort is an in-place stable adaptive rotate mergesort / quicksort.