3,700 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 |
|---|---|---|---|---|
| openclaw/openclaw openclaw.ai The AI that really does things. Any OS. Any Platform. The lobster way. 🦞 | 393,992 | Claude Code, Codex, GitHub Copilot, OpenCode | 62 | 4,744 tok |
| affaan-m/ECC ecc.tools The agent harness performance optimization system. Skills, instincts, memory, security, an | 297,883 | Claude Code, Codex, GitHub Copilot, Kiro, OpenCode | 25 | 13,792 tok |
| microsoft/vscode code.visualstudio.com Visual Studio Code | 194,760 | Claude Code, Codex, GitHub Copilot, OpenCode | 86 | 47,043 tok |
| avelino/awesome-go awesome-go.com A curated list of awesome Go frameworks, libraries and software | 192,272 | Codex, GitHub Copilot, Cursor, OpenCode | 3 | 780 tok |
| Significant-Gravitas/AutoGPT agpt.co AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission i | 187,915 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 5,648 tok |
| DietrichGebert/ponytail ponytail.dev Makes your AI agent think like the laziest senior dev in the room. The best code is the co | 185,250 | Codex, GitHub Copilot, Kiro, OpenCode | 3 | 1,766 tok |
| huggingface/transformers huggingface.co 🤗 Transformers: the model-definition framework for state-of-the-art machine learning mode | 168,576 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 783 tok |
| langgenius/dify dify.ai Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collabo | 160,487 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 3,726 tok |
| electron/electron electronjs.org :electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS | 123,795 | Claude Code, GitHub Copilot | 8 | 4,558 tok |
| supabase/supabase supabase.com The Postgres development platform. Supabase gives you a dedicated Postgres database to bui | 114,581 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 2,902 tok |
| denoland/deno deno.com A modern runtime for JavaScript and TypeScript. | 108,850 | Claude Code, GitHub Copilot | 8 | 6,070 tok |
| pytorch/pytorch pytorch.org Tensors and Dynamic neural networks in Python with strong GPU acceleration | 105,161 | Claude Code, Codex, GitHub Copilot, OpenCode | 22 | 5,323 tok |
| microsoft/playwright playwright.dev Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Fire | 99,402 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 2,530 tok |
| infiniflow/ragflow ragflow.io RAGFlow is an agent-native database: a Retrieval-Augmented Generation (RAG) engine that gr | 93,628 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,062 tok |
| home-assistant/core home-assistant.io :house_with_garden: Open source home automation that puts local control and privacy first. | 92,002 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 4,064 tok |
| rtk-ai/rtk rtk-ai.app CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust | 85,661 | Claude Code, GitHub Copilot | 33 | 3,175 tok |
| bytedance/deer-flow deerflow.tech An open-source long-horizon SuperAgent harness that researches, codes, and creates. With t | 85,035 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,324 tok |
| diegosouzapw/OmniRoute omniroute.online Never stop coding. Free MIT AI gateway: one endpoint, 375 providers (150+ free), 1,400+ mo | 83,309 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 11,700 tok |
| microsoft/ai-agents-for-beginners aka.ms 18 Lessons to Get Started Building AI Agents | 79,004 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,487 tok |
| headroomlabs-ai/headroom docs.headroomlabs.ai Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer to | 78,940 | Codex, GitHub Copilot, OpenCode | 2 | 1,084 tok |
| calesthio/OpenMontage openmontage.video World's first open-source, agentic video production system. 12 production pipelines, 100+ | 77,170 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 4 | 359 tok |
| apache/superset superset.apache.org Apache Superset is a Data Visualization and Data Exploration Platform | 75,425 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 3,834 tok |
| cline/cline cline.bot Autonomous coding agent as an SDK, IDE extension, or CLI assistant. | 71,371 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,422 tok |
| mvanhorn/last30days-skill AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and th | 66,745 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,975 tok |
| tw93/Pake pake.run Turn any website into a lightweight desktop app with one command, on macOS, Windows and Li | 62,837 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 10,373 tok |
| BerriAI/litellm docs.litellm.ai The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (o | 62,790 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 4,445 tok |
| microsoft/autogen microsoft.github.io A programming framework for agentic AI | 61,719 | GitHub Copilot | 1 | 2,174 tok |
| aaif-goose/goose goose-docs.ai an open source, extensible AI agent that goes beyond code suggestions - install, execute, | 56,269 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,481 tok |
| Imbad0202/academic-research-skills buymeacoffee.com Academic Research Skills for Claude Code: research → write → review → revise → finalize | 55,508 | GitHub Copilot | 1 | 671 tok |
| moeru-ai/airi airi.moeru.ai 💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings t | 51,139 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 37 | 4,154 tok |
| metabase/metabase metabase.com The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets ev | 50,190 | Claude Code, Codex, GitHub Copilot, OpenCode | 63 | 2,752 tok |
| apache/airflow airflow.apache.org Apache Airflow - A platform to programmatically author, schedule, and monitor workflows | 47,377 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 6,957 tok |
| AstrBotDevs/AstrBot astrbot.app AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plu | 46,150 | Codex, GitHub Copilot, OpenCode | 2 | 2,340 tok |
| amruthpillai/reactive-resume rxresu.me A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customi | 45,140 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,823 tok |
| saadeghi/daisyui daisyui.com 🌼 🌼 🌼 🌼 🌼 The most popular, free and open-source Tailwind CSS component library | 42,751 | GitHub Copilot | 6 | 2,629 tok |
| gitroomhq/postiz-app postiz.com 📨 The ultimate agentic social media scheduling tool 🤖 | 40,978 | Claude Code, GitHub Copilot | 3 | 2,606 tok |
| github/awesome-copilot Community-contributed instructions, agents, skills, and configurations to help you make th | 40,847 | Codex, GitHub Copilot, OpenCode | 2 | 5,301 tok |
| ueberdosis/tiptap tiptap.dev The headless rich text editor framework for web artisans. | 38,972 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,631 tok |
| 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 |
| mukul975/Anthropic-Cybersecurity-Skills mahipal.engineer 817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, | 35,652 | Codex, GitHub Copilot, OpenCode | 2 | 5,015 tok |
| agentscope-ai/agentscope docs.agentscope.io Build and run agents you can see, understand and trust. | 35,445 | GitHub Copilot | 1 | 741 tok |
| github/github-mcp-server GitHub's official MCP Server | 34,264 | Claude Code, GitHub Copilot | 2 | 3,219 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 |
| 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 |
| 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 |
| 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 |
| 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 |