Master programming by recreating your favorite technologies from scratch.

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

A complete computer science study plan to become a software engineer.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Linux kernel source tree

🎓 Path to a free self-taught education in Computer Science!

A book series (2 published editions) on the JS language.

🙃 A delightful community-driven (with 2,400+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python…

JavaScript Style Guide

A feature-rich command-line audio/video downloader

Curated coding interview preparation materials for busy software engineers

Virtual whiteboard for sketching hand-drawn like diagrams

Empowering everyone to build reliable and efficient software.

A modern runtime for JavaScript and TypeScript.

Godot Engine – Multi-platform 2D and 3D game engine

Vim-fork focused on extensibility and usability

Clean Code concepts adapted for JavaScript

web development for the rest of us

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

🍿 A cross-browser library of CSS animations. As easy to use as an easy thing.

Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

Examples and guides for using the OpenAI API

simple terminal UI for git commands

Source code for the X Recommendation Algorithm

Run your GitHub Actions locally 🚀

JavaScript animation engine

Ghidra is a software reverse engineering (SRE) framework

A cross-platform, OpenGL terminal emulator.

🦀 Small exercises to get you used to reading and writing Rust code!

📚 Collaborative cheatsheets for console commands