Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

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

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Developer-first error tracking and performance monitoring

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

Building a modern alternative to Salesforce, powered by the community.

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

AI-powered development workspaces with reusable components, architectural clarity and zero overhead.

Elastic UI Framework 🙌

A fully featured React components library

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

Hyperbridge scales verifiable interoperability

Frontier is an all-in-one user management platform that provides identity, access and billing management to help organizations secure their systems and data. (Open source alternative to Clerk, WorkOS)

A declarative, reactive UI system with first-class state machines, spring physics animations, and GPU-accelerated rendering

Build your design system in React, Solid, Vue or Svelte. Powered by finite state machines

A CLI tool for analyzing Claude Code/Codex CLI usage from local JSONL files.

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

A lightweight, lightning-fast, in-process vector database

A lightweight and elegant React/Vue/Angular/Svelte full calendar(big-calendar) component

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

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

Instant is the best backend for AI-coded apps. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.

PostgreSQL connection pooler, load balancer and database sharder.

Kanban as it should be. Not as it has been.

🧙‍♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.

Virtual whiteboard for sketching hand-drawn like diagrams

The personal finance app for everyone. NOT affiliated with or endorsed by Maybe Finance Inc.

Laravel is a web application framework with expressive, elegant syntax.

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.