Lit is a simple library for building fast, lightweight web components.

Industry standard API mocking for JavaScript.

Shoelace is now Web Awesome. Come see what’s new!

Oni: Modern Modal Editing - powered by Neovim

Static file serving and directory listing

Wireit upgrades your npm/pnpm/yarn scripts to make them smarter and more efficient.

TypeScript Compiler API wrapper for static analysis and programmatic code changes.

A Headless Chrome rendering solution

2D JavaScript Physics Engine

Online editor to create and manipulate SVG paths

High performance (de)compression in an 8kB package

The Website and web infrastructure for learning TypeScript

Guides, tools and libraries for modern web development.

Online browser-based RTS game

ICU MessageFormat and Unicode Messageformat for Javascript

Over TypeScript tool to use custom transformers in the tsconfig.json

A simple, fast streaming JSON parser built on standards.

Augment the TypeScript compiler to support extended functionality

Statistically rigorous benchmark runner for the web

Serverless coding environments for the web.

A file format for describing custom elements

Polymer Tools Monorepo

A library for prototyping generative AI applications.

Home of the web components community

A set of Web Components from Google Maps Platform

The Lit website

ESLint plugin with ^? Twoslash, $ExpectError, and $ExpectType type assertions. 🧩

Rewriting Anno 1602 from scratch by using extracted assets from the original game.

TypeScript decorators for Polymer.

Expose TypeScript internal types by simply adding a development dependency