A fast, bump-allocated virtual DOM library for Rust and WebAssembly.

The same DOM API and Frameworks you know, but in a Web Worker.

Napa.js: a multi-threaded JavaScript runtime

A dynamic module loader for the browser

Easily serve a HAR archive with loose matching and alterations.

A tiny and mostly spec-compliant WebWorker polyfill

A lightweight library for embedding untrusted content and exposing capabilities. I guess it does two things? But it does them well.

WebAssembly Design Documents

WebPageTest API wrapper for NodeJS

A best-practices CSS foundation

Turn any program that uses STDIN/STDOUT into a WebSocket server. Like inetd, but for WebSockets.

[OBSOLETE - see readme] A tool for creating GIF screencasts of a terminal, with key presses overlaid.

A shim for the iFrame "srcdoc" attribute

A static kdtree data structure

🚲 A preprocessor for anyone writing specifications that converts source files into actual specs.

Transducers for JavaScript

Transform web workers into browserified inline Blobs with browserify.

A Virtual DOM and diffing algorithm

A data interchange format.

Tools of The Trade, from Hacker News.

A vintage 1980s DOS inspired Twitter Bootstrap theme

A sandboxed node.js module loader that lets you inject dependencies into your modules.

Write a song in JavaScript

Freight - Dependency Bundles for NPM and Bower

[UNMAINTAINED] Remote JavaScript console for Firefox

Drive CasperJS from Node.js

Vim-fork focused on extensibility and usability

yargs the modern, pirate-themed successor to optimist.

Collaborative editing in any app

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