The modern, community-first TypeScript toolkit with all of the fast, readable, and minimal utility functions you need. Type-safe, dependency-free, tree-shakeable, fully tested.

🧩 The Ultimate Toolkit for Generating Type-Safe API Clients, Hooks, and Validators.

⛅️ Home to Wrangler, the CLI for Cloudflare Workers®

A CLI parser built with Zod.

Wildebeest is an ActivityPub and Mastodon-compatible server

Public web experiments by the Cloudflare Workers team

The home of the ICU project source code.

A small Lisp interpreter in JavaScript

A Bestiary of Single-File Implementations of Programming Languages

an incremental approach to compiler construction

a lightweight, robust, scheme-like lisp implementation

Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. Supports automatic C => V translation. https://vlang.io

Colz. Javascript library to convert colors between RGB / Hex / HSL / HSV / HSB color spaces.

Simple and fast JSON database

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

Phaser 3 and TypeScript

The Wren Programming Language. Wren is a small, fast, class-based concurrent scripting language.

Repository for the book "Crafting Interpreters"

🏰 An exciting game of programming and Artificial Intelligence

The interpretation of the classic game "Tetris" in React+Redux

a 2D rigid body physics engine for the web ▲● ■

tonight i'm gonna party like it's nineteen ninety-five 🙂 😮 😵 😎

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

A curated list of jscodeshift packages and resources.

🐚 Portable Unix shell commands for Node.js

🌈 React for interactive command-line apps

Automated auditing, performance metrics, and best practices for the web.

A CLI for reading the news and getting the latest headlines including search functionality. Supports over 70 sources.

Cheatsheets for experienced React developers getting started with TypeScript