freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

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

💯 Curated coding interview preparation materials for busy software engineers

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

VS Code in the browser

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

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 (open-source alternative to Postman, Insomnia)

Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting yo…

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

The repository for high quality TypeScript type definitions.

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…

React Hooks — 👍

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

whiteboard SDK / infinite canvas SDK

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

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

Open-Source Notification Platform. Embeddable Notification Center, E-mail, Push and Slack Integrations.

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

Presentation Slides for Developers

Drag & drop UI to build your customized LLM flow

Scheduling infrastructure for absolutely everyone.

A declarative, efficient, and flexible JavaScript library for building user interfaces.

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for buildi…

A React Framework for building internal tools, admin panels, dashboards & B2B apps with unmatched flexibility.

Full stack, modern web application template. Using FastAPI, React, SQLModel, PostgreSQL, Docker, GitHub Actions, automatic HTTPS and more.

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!

Backstage is an open framework for building developer portals

The headless rich text editor framework for web artisans.

Actor-based state management & orchestration for complex app logic.