32,436 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| virgiliojr94/book-to-skill Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use | 37,077 | Claude Code, Codex, OpenCode | 2 | 1,099 tok |
| langfuse/langfuse langfuse.com 🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications | 37,073 | Claude Code, Codex, OpenCode | 38 | 6 tok |
| block/buzz A hive mind communication platform | 36,764 | Claude Code, Codex, OpenCode | 4 | 11,528 tok |
| continuedev/continue continue.dev open-source coding agent | 36,413 | Claude Code | 1 | — |
| rustfs/rustfs rustfs.com RustFS is an open-source, S3-compatible high-performance object storage system supporting | 35,789 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 2,883 tok |
| Donchitos/Claude-Code-Game-Studios Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a com | 35,759 | Claude Code | 10 | 826 tok |
| huggingface/diffusers huggingface.co 🤗 Diffusers: State-of-the-art diffusion models for image, video, and audio generation in | 34,871 | Claude Code, Codex, OpenCode | 6 | 10 tok |
| qarmin/czkawka Multi functional app to find duplicates, empty folders, similar images etc. | 34,870 | Claude Code, Codex, OpenCode | 2 | 4,521 tok |
| github/github-mcp-server GitHub's official MCP Server | 34,264 | Claude Code, GitHub Copilot | 2 | 3,219 tok |
| iOfficeAI/AionUi aionui.com Open-source 24/7 Cowork app for OpenClaw, Hermes, Claude Code, Codex, OpenCode and 20+ mor | 34,058 | Claude Code, Codex, OpenCode | 7 | 1,706 tok |
| nicolargo/glances nicolargo.github.io Glances an Eye on your system. A top/htop alternative for GNU/Linux, BSD, macOS and Window | 33,907 | Claude Code | 3 | 1,201 tok |
| OWASP/CheatSheetSeries cheatsheetseries.owasp.org The OWASP Cheat Sheet Series was created to provide a concise collection of high value inf | 33,901 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,457 tok |
| vercel-labs/agent-skills skills.sh Vercel's official collection of agent skills | 33,601 | Claude Code, Codex, OpenCode | 2 | 771 tok |
| mksglu/context-mode contextmode.ai Free, local plugin that keeps tool output out of your coding agent's context window. Sandb | 33,561 | Claude Code | 2 | — |
| alibaba/nacos nacos.io an easy-to-use dynamic service discovery, configuration and service management platform fo | 33,501 | Claude Code, Codex, OpenCode | 2 | 6,343 tok |
| vxcontrol/pentagi pentagi.com Fully autonomous AI Agents system capable of performing complex penetration testing tasks | 33,445 | Claude Code | 1 | 7,380 tok |
| binarywang/WxJava Java SDK for WeChat development, supporting back-end development for WeChat Pay, Open Plat | 33,184 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,461 tok |
| davila7/claude-code-templates aitmpl.com Open-source registry and CLI for Claude Code components: agents, commands, skills, hooks, | 33,152 | Claude Code | 1 | 12,821 tok |
| zeroclaw-labs/zeroclaw zeroclaw.com Fast, small, and fully autonomous AI personal assistant infrastructure, any OS, any platfo | 33,142 | Claude Code, Codex, OpenCode | 13 | 1,046 tok |
| topoteretes/cognee cognee.ai Cognee is the open-source AI memory platform for agents. Give your AI agents persistent lo | 33,094 | Claude Code, Codex, GitHub Copilot, OpenCode | 28 | 30,810 tok |
| tirth8205/code-review-graph code-review-graph.com Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codeb | 32,611 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 5,290 tok |
| cockroachdb/cockroach cockroachlabs.com CockroachDB — the cloud native, distributed SQL database designed for high availability, e | 32,605 | Claude Code, GitHub Copilot | 26 | 1,292 tok |
| getzep/graphiti help.getzep.com Build Real-Time Knowledge Graphs for AI Agents | 32,574 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,796 tok |
| SigNoz/signoz signoz.io SigNoz is an open-source, OpenTelemetry-native observability platform for your team and th | 32,533 | Claude Code | 6 | — |
| conductor-oss/conductor docs.conductor-oss.org Conductor is an event driven agentic workflow engine providing durable and highly resilien | 32,431 | Claude Code, Codex, OpenCode | 3 | 2,832 tok |
| googleworkspace/cli developers.google.com Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Cha | 32,131 | Claude Code, Codex, OpenCode | 3 | 2,720 tok |
| decolua/9router 9router.com Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity | 31,996 | Claude Code | 1 | 2,036 tok |
| trycua/cua cua.ai Scale computer-use 2.0 with open-source drivers, cross-OS sandboxes, and benchmarks for tr | 31,822 | Claude Code, Codex, Cursor, OpenCode | 5 | 2,632 tok |
| garrytan/gbrain Garry's Opinionated OpenClaw/Hermes Agent Brain | 31,559 | Claude Code, Codex, OpenCode | 2 | 16,203 tok |
| supermemoryai/supermemory supermemory.ai Memory and context engine + app that is extremely fast, scalable, and can be run fully loc | 31,545 | Claude Code, Codex, OpenCode | 2 | 4,240 tok |
| oraios/serena oraios.github.io A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities | 31,135 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 161 tok |
| heroui-inc/heroui heroui.com 🚀 Beautiful, fast and modern React UI library. (Previously NextUI) | 31,125 | Claude Code, Codex, OpenCode | 7 | 12,803 tok |
| nanocoai/nanoclaw nanoclaw.dev A lightweight alternative to OpenClaw that runs in containers for security. Connects to Wh | 31,086 | Claude Code, Codex, OpenCode | 3 | 7,524 tok |
| langchain-ai/deepagents docs.langchain.com The batteries-included agent harness. | 31,014 | Claude Code, Codex, OpenCode | 2 | 2,715 tok |
| ComposioHQ/composio docs.composio.dev Composio powers 1000+ toolkits, tool search, context management, authentication, and a san | 30,947 | Claude Code, Codex, OpenCode | 2 | 1,508 tok |
| tobi/qmd mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking c | 30,907 | Claude Code | 1 | 1,887 tok |
| openai/openai-agents-python openai.github.io A lightweight, powerful framework for multi-agent workflows | 30,523 | Claude Code, Codex, OpenCode | 16 | 7,131 tok |
| assafelovic/gpt-researcher gptr.dev An autonomous agent that conducts deep research on any data using any LLM providers | 30,509 | Claude Code, Cursor | 2 | 1,126 tok |
| wilsonfreitas/awesome-quant wilsonfreitas.github.io A curated list of insanely awesome libraries, packages and resources for Quants (Quantitat | 30,490 | Claude Code, Codex, OpenCode | 2 | 2,690 tok |
| karakeep-app/karakeep karakeep.com A self-hostable bookmark-everything app (links, notes and images) with AI-based automatic | 30,325 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 740 tok |
| kestra-io/kestra go.kestra.io Orchestrate everything, everywhere. The open-source control plane for workflows across dat | 30,152 | Claude Code, Codex, OpenCode | 2 | 7,272 tok |
| labring/FastGPT fastgpt.io FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of o | 29,995 | Claude Code, Codex, OpenCode | 16 | 2,380 tok |
| chroma-core/chroma trychroma.com Search infrastructure for AI | 29,648 | Claude Code, Codex, OpenCode | 3 | 569 tok |
| alibaba/page-agent alibaba.github.io JavaScript in-page GUI agent. Control web interfaces with natural language. | 29,641 | Claude Code, Codex, OpenCode | 7 | 1,635 tok |
| nrwl/nx nx.dev The Monorepo Platform that amplifies both developers and AI agents. Nx optimizes your buil | 29,450 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 43 | 4,313 tok |
| mastra-ai/mastra mastra.ai Mastra is the modern TypeScript framework for AI-powered applications and agents. | 29,365 | Claude Code, Codex, OpenCode | 37 | 437 tok |
| alirezarezvani/claude-skills alirezarezvani.medium.com 410 Claude Code skills & agent skills & plugins (120+ Agents, custom commands, 410+ skills | 29,365 | Claude Code, Gemini CLI | 180 | 30,711 tok |
| viatsko/awesome-vscode viatsko.github.io 🎨 A curated list of delightful VS Code packages and resources. | 29,194 | Claude Code | 1 | 515 tok |
| yamadashy/repomix repomix.com 📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly | 29,160 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 52 tok |
| jarrodwatts/claude-hud A Claude Code plugin that shows what's happening - context usage, active tools, running ag | 29,116 | Claude Code | 1 | 1,458 tok |