44,996 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jh941213/codex-lattice Codex Lattice: installable Codex skills, hooks, custom agents, MCP search, and docs-first | 19 | Codex, OpenCode | 1 | 3,523 tok |
| nevir/agentfill agentfill.dev A "polyfill" that standardizes and centralizes AGENTS.md configuration and Agent Skills su | 19 | Claude Code, Codex, OpenCode | 6 | 676 tok |
| ydeng11/rulesify Skill management tool for AI agents - discover and install pre-built workflows from Anthro | 19 | Codex, OpenCode | 1 | 4,210 tok |
| eddmann/my-own-coding-agent Educational Python coding agent with provider-agnostic LLM support, skills system, and ext | 19 | Claude Code, Codex, OpenCode | 2 | 47 tok |
| hamsurang/kit Agent skill set of Hamsurang | 19 | Claude Code | 2 | — |
| SamMorrowDrums/mcp-python-starter A starter MCP server in Python. | 19 | Codex, OpenCode | 1 | 1,072 tok |
| thevgergroup/apollo-io-mcp An AI MCP server for apollo.io | 19 | Claude Code | 1 | 1,212 tok |
| leocder07/spectra 8 AI agents grade your entire repository across 6 dimensions — signed, verifiable A+ to F | 19 | Claude Code | 1 | 2,655 tok |
| gleanwork/mcp-server-tester mcp-server-tester-docs.vercel.app Playwright-based testing and eval framework for MCP servers with LLM-as-a-judge | 19 | Claude Code, Codex, OpenCode | 3 | 8,740 tok |
| turlockmike/chess-mcp A MCP Server with various chess functionality | 19 | Cursor | 1 | 75 tok |
| lionelschiepers/StockQuotes.MCP AI MCP Server to fetch real time financial data | 19 | Codex, OpenCode | 1 | 165 tok |
| FlorianBruniaux/node-dep-scope Symbol-level dependency analyzer for TS/JS — flags native alternatives (195 packages incl. | 19 | Claude Code | 1 | 3,918 tok |
| cexll/bmad-mcp-server Breakthrough Method for Agile Ai Driven Development MCP Server | 19 | Claude Code | 1 | 4,773 tok |
| CoralGame/Claude-Code-Game-Studios Turn Claude Code into a full game dev studio — 48 AI agents, 36 workflow skills, and a com | 19 | Claude Code | 8 | 381 tok |
| mustel-py/mustel mustel.vercel.app Non-AI static analysis layer for AI coding agents - Ruff, Bandit & pip-audit unified into | 19 | Cursor, Windsurf | 2 | 158 tok |
| Ebbe-Method/airtable-skills Claude Code plugin for Airtable - comprehensive assistant for schema design, API, scriptin | 19 | Claude Code, Codex, OpenCode | 2 | 2,550 tok |
| Magical-Bear/langchain-mcp-deepeval-trajectory-eval A demo of multi mcp server tool use trajectory evaluation Frame work. | 19 | Claude Code | 1 | 2,833 tok |
| pedramamini/RewindMCP Pythonic library of Rewind.ai SQLite Database. Includes CLI and MCP interfaces. | 19 | Claude Code | 1 | 1,042 tok |
| fadwen/Powershell-Copilot-Standards techbyjeff.net Enterprise-grade PowerShell development standards and GitHub Copilot instructions for cons | 19 | GitHub Copilot | 24 | 43,625 tok |
| AgiFlow/openskill A secured environment to run Skills (instroduced by Anthopic). Support Codex, Gemini, Copi | 19 | Claude Code, Codex, OpenCode | 6 | 330 tok |
| ai-native-camp/camp-2 AI Native Camp, 2nd cohort - An intensive 7-day Claude Code camp for non-developers | 19 | Claude Code | 12 | — |
| benbjurstrom/ezrag Turns your Obsidian vault into a Gemini-powered RAG index with semantic search, in-app cha | 19 | Codex, OpenCode | 1 | 6,960 tok |
| devdacian/touchstone A lightweight, automated multi-model process for rapid agent-skill improvement with advers | 19 | Claude Code, Codex, OpenCode | 3 | 510 tok |
| sanskrit-lexicon/COLOGNE Development of http://www.sanskrit-lexicon.uni-koeln.de/ | 19 | Claude Code | 1 | 477 tok |
| AtmaticAI/agent-tools agent-tools is an agent-driven data utility platform that provides deterministic tools for | 19 | Codex, OpenCode | 1 | 2,518 tok |
| DangQuangSE/team-development-skills | 19 | Claude Code, Codex, Cursor | 76 | — |
| jahands/prompts My AI prompts | 19 | Claude Code | 5 | 171 tok |
| gpauloski/python-template gregpauloski.com Python package template | 19 | Claude Code, Codex, OpenCode | 2 | 772 tok |
| anxiong2025/harness-cowork | 19 | Claude Code | 5 | 438 tok |
| opsb/cv-elm | 19 | Claude Code | 1 | 1,276 tok |
| hunterLee666/deerflow2.0-project | 19 | Claude Code | 1 | 2,589 tok |
| PulkitXChadha/awesome-databricks-mcp | 19 | Claude Code | 9 | 4,614 tok |
| phil65/LLMling Easy MCP (Model Context Protocol) servers and AI agents, defined as YAML. | 19 | GitHub Copilot | 1 | 140 tok |
| AshwinSundar/congress_gov_mcp | 19 | Claude Code | 1 | 20 tok |
| hazelcast/hive Design system built with A11Y in mind | 19 | Claude Code | 3 | 273 tok |
| paulyuk/snap-squad Warm-start addon for bradygaster/squad — pre-baked agent squads for hire for instant deplo | 19 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,506 tok |
| graykode/starquake graykode.github.io Near-real-time GitHub stargazing dashboard. Stars fall on a three.js globe; a live bar rac | 19 | Claude Code | 1 | 5,150 tok |
| shravan-swagwalapm/shipstack Knowledge OS for AI-assisted development. Memory, past mistakes, decision records, session | 19 | Claude Code | 1 | 1,080 tok |
| SpillwaveSolutions/architect-agent architect-agent | 19 | Claude Code, Codex, OpenCode | 2 | 2,927 tok |
| tim-mccrimmon/structured-context-spec structuredcontext.dev A community-driven specification for creating, validating, and versioning structured conte | 19 | Claude Code | 1 | 2,486 tok |
| eins78/audioplotter audioplotter.ars.is generate vectorgraphics for pen plotting from audio files | 19 | Claude Code | 1 | 4,959 tok |
| duyet/charts duyet.github.io Collection of useful Helm Charts. Well test with KinD and Kubeconform | 19 | Claude Code | 1 | 3,153 tok |
| amirilovic/ai-crew AI Agent Crew - Multi-agent development team automation | 19 | Claude Code | 6 | — |
| MinhThang1009/dotclaude | 19 | Claude Code | 1 | 1,212 tok |
| stevenflyai/llm-wiki-web Implementation inspired by Andrej Karpathy's LLM Knowledge Base pattern. | 19 | Claude Code | 3 | 1,681 tok |
| BCSDLab/KOIN_WEB_RECODE koreatech.in Web Service of KOIN service for KOREATECH Students. | 19 | Claude Code | 16 | — |
| rsoesemann/ROBERT.md | 19 | Codex, OpenCode | 1 | 1,536 tok |
| paulnsorensen/easy-cheese cheeselord.dev Cheese your code 🧀 — high-quality results as easy as cheese. A portable, harness-agnostic | 19 | Codex, GitHub Copilot, OpenCode | 5 | 5,058 tok |
| jfrog/agent-belt Reproducible evaluation for AI coding agents. Multi-turn scenarios against Claude Code, Co | 19 | Codex, OpenCode | 1 | 2,594 tok |
| kinoward/dayu-harness-skill Turn one-off AI collaboration prompts into long-running repository governance. · “把一次性的 AI | 19 | Codex, OpenCode | 1 | 4,589 tok |