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

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

Visual Studio Code

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

Deliver web apps with confidence 🚀

JavaScript API for Chrome and Firefox

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many mo…

Apache Superset is a Data Visualization and Data Exploration Platform

Realtime application framework (Node.JS server)

A JS library for predictable global state management

Declarative routing for React

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

Flash OS images to SD cards & USB drives, safely and easily.

Jitsi Meet - Secure, Simple and Scalable Video Conferences that you use as a standalone app or embed in your web application.

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

Routing and navigation for React Native and Web apps

Official React bindings for Redux

The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.

Focus on what matters instead of fighting with Git.

Your window into all of your data

Mobile-first, accessible components for React Native & Web to build consistent UI across Android, iOS and Web.

The open-source repo for docs.github.com

ActivityPub-federated video streaming platform using P2P directly in your web browser

DevTools for Redux with hot reloading, action replay, and customizable UI

The web-based visual programming editor.