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.

Curated coding interview preparation materials for busy software engineers

Virtual whiteboard for sketching hand-drawn like diagrams

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

An open-source AI agent that brings the power of Gemini directly into your terminal.

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

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

VS Code in the browser

Model Context Protocol Servers

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

Easy to maintain open source documentation websites.

Fast, easy and reliable testing for anything that runs in a browser.

Build AI Agents, Visually

Delightful JavaScript Testing.

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

Presentation Slides for Developers

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

The open-source notification Inbox infrastructure. E-mail, SMS, Push and Slack Integrations.

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

ORM for TypeScript and JavaScript. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, SAP Hana, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms.

Making Docker and Kubernetes management easy.

Backstage is an open framework for building developer portals

Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.

The world's most flexible commerce platform.

Composio equips your AI agents & LLMs with 100+ high-quality integrations via function calling