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

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

Production-ready platform for agentic workflow development.

Virtual whiteboard for sketching hand-drawn like diagrams

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

JavaScript API for Chrome and Firefox

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

✨ Light and Fast AI Assistant. Support: Web | iOS | MacOS | Android | Linux | Windows

High performance self-hosted photo and video management solution.

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

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

Apache Superset is a Data Visualization and Data Exploration Platform

🔥 The Web Data API for AI - Turn entire websites into LLM-ready markdown or structured data

Apache ECharts is a powerful, interactive charting and data visualization library for browser

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable an…

🔥 🔥 🔥 Open Source Airtable Alternative

Declarative routing for React

🐻 Bear necessities for state management in React

The developers' cloud

Autonomous coding agent right in your IDE, capable of creating/editing files, executing commands, using the browser, and more with your permission every step of the way.

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

The repository for high quality TypeScript type definitions.

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

✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML, CSV and more, into interactive graphs.

TypeScript-first schema validation with static type inference

Chakra UI is a component system for building SaaS products with speed ⚡️

🔥 🔥 🔥 Open Source JIRA, Linear, Monday, and Asana Alternative. Plane helps you track your issues, epics, and cycles the easiest way on the planet.