The library for web and native user interfaces.

📜 33 JavaScript concepts every developer should know.

The hackable text editor

A tool for writing better scripts

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

Call all Node.js modules directly from DOM/WebWorker and enable a new way of writing applications with all Web technologies.

Expressive middleware for node.js using ES2017 async functions

Fast and low overhead web framework, for Node.js

High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images. Uses the libvips library.

Create the next immutable state by mutating the current one

Find and fix problems in your JavaScript code.

Next-generation ES module bundler

A logger for just about everything.

☕️ simple, flexible, fun javascript test framework for node.js & the browser

📝 Minimalistic Vue-powered static site generator

In-browser Markdown editor

⚙️ Node.js tool for optimizing SVG files

x86 PC emulator and x86-to-wasm JIT, running in the browser

A JavaScript implementation of various web standards, for use with Node.js

Node.js test runner that lets you develop with confidence 🚀

🌲 super fast, all natural json logger

Chrome extension that records your browser interactions and generates a Playwright or Puppeteer script.

📊 Interactive JavaScript Charts built on SVG

A JavaScript bundle optimizer.

📦 Workbox: JavaScript libraries for Progressive Web Apps

Spectacular Test Runner for JavaScript

The ultimate generator based flow-control goodness for nodejs (supports thunks, promises, etc)

⚡️Faster subsequent page-loads by prefetching in-viewport links during idle time

A small, fast, JavaScript-based JavaScript parser

A Node.js tool to automate end-to-end web testing.