A GitHub Desktop fork with advanced functionality and Bitbucket, GitLab integration.

🔥 Feature-rich interactive Jira command line.

🚀 Fast and simple Node.js version manager, built in Rust

Manage your app's Ruby environment

Open-source dev tools for enterprise SSO. Ship SAML + SCIM support this afternoon.

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

A Ruby/Rack web server built for parallelism

Source code that powers randomuser.me

A framework for finding JavaScript memory leaks and analyzing heap snapshots

Mutation testing for JavaScript and friends

AdBlocker Ultimate for Browsers

✨ Jest matcher for image comparisons. Most commonly used for visual regression testing.

Single file console output formatter for SimpleCov when running specs for single file.

Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉

A command-line tool to prevent committing secret keys into your source code

Type-Safe Errors for JS & TypeScript

a simple web page to quickly create table of content markdown for GitHub markdown files

Home of the Renovate CLI: Cross-platform Dependency Automation by Mend.io

Hedy is a gradual programming language to teach children programming. Gradual languages use different language levels, where each level adds new concepts and syntactic complexity. At the end of the…

The adaptive interface system for modern web experiences.

Unified developer tools for JavaScript, TypeScript, and the web

Front End interview preparation materials for busy engineers (updated for 2026)

GitHub public roadmap

Guidance for changing the default branch name for GitHub repositories

A set of over 6000 free MIT-licensed high-quality SVG icons for you to use in your web projects.

XML Tools for Visual Studio Code

Combination of multiple linters to run as a GitHub Action or standalone

🙃 A delightful community-driven (with 2,500+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python…

A long list of (advanced) JavaScript questions, and their explanations ✨

Git hooks made easy 🐶 woof!