43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| AgriciDaniel/meowmeow a philosophy for talking to AI agents without getting glazed. one trigger, four meanings. | 35 | Codex, OpenCode | 1 | 318 tok |
| wzf1997/claude-code-guide wzf1997.github.io A close reading of the Claude Code source code — 84 in-depth analyses across 14 chapters o | 35 | Claude Code | 2 | 728 tok |
| starwind-ui/starwind-ui-mcp starwind.dev Framework-aware Starwind UI v3 tools for Astro and React setup, components, docs, and migr | 35 | Codex, OpenCode | 1 | 258 tok |
| Deepractice/RoleX Deepractice Role System | 35 | Claude Code | 1 | 1,040 tok |
| razbakov/ai-secretary razbakov.com AI-First Organization | 35 | Cursor | 1 | 1,453 tok |
| itential/itential-mcp 🔌 Itential Platform MCP Server | 35 | Claude Code, Codex, OpenCode | 2 | 4,008 tok |
| ZhaoXingPeng/DBJavaGenix An intelligent database code-generation tool based on the MCP architecture. It supports My | 35 | Claude Code | 2 | — |
| roboticforce/remembrallmcp roboticforce.io Whole-codebase knowledge for AI coding agents. A field-aware code graph (functions, classe | 35 | Claude Code, Codex, OpenCode | 2 | 2,968 tok |
| FutureRootsDE/legal-audit-de Claude Code plugin for German/EU legal audits (DSGVO, TDDDG, UWG, AI Act, etc.). Not legal | 35 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 7,274 tok |
| Aicoo-Team/AICOO-Skills aicoo.io An official set of skills to share, maintain and connect personal AI Agents. | 35 | Claude Code, Codex, OpenCode | 2 | 3,239 tok |
| loocor/mcpmate mcp.umate.ai MCPMate is a progressive MCP management center for organizing servers, clients, profiles, | 35 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,931 tok |
| eddmann/intervals-icu-mcp MCP server enabling LLMs to interact with Intervals.icu - training data, wellness metrics, | 35 | Claude Code | 2 | 1,447 tok |
| zazencodes/agent-skills A central, version-controlled home for coding agent skills across multiple tools | 35 | Claude Code, Codex, OpenCode | 3 | 846 tok |
| engineering-os/engineering-os engineering-os.github.io Your AI finally remembers your codebase | 35 | Claude Code, Codex, OpenCode | 14 | 1,248 tok |
| tecnomanu/agent-rules-kit Bootstrap of Cursor rules (.mdc) and mirror documentation (.md) for AI agent-guided projec | 35 | Codex, GitHub Copilot, OpenCode | 2 | 5,682 tok |
| chunpu/agent-skills agent skills | 35 | Claude Code, Codex, OpenCode | 2 | 45 tok |
| 0xferrous/agent-box 0xf.rs Sandboxed containers for AI coding agents with disposable Git/Jujutsu workspaces | 35 | Codex, OpenCode | 1 | 373 tok |
| EvilFreelancer/rpa-skills t.me Agent-skills marketplace for Claude Code, Codex and Cursor: RPA BDD workflow, Logika (Chel | 35 | Claude Code, Codex, OpenCode | 2 | 1,870 tok |
| alexei-led/cc-thingz Portable skills, agents, hooks, and Pi extensions for Claude Code, Codex CLI, Copilot, Cur | 35 | Claude Code, Codex, OpenCode | 2 | 2,489 tok |
| religa/multi_mcp Multi-Model chat, code review and analysis MCP Server for Claude Code | 35 | Claude Code | 1 | 3,146 tok |
| curie-eng/curie Open-source, self-hostable delivery platform for Claude Code style agents. Connect Slack t | 35 | Claude Code, Codex, OpenCode | 2 | 13,157 tok |
| Sagargupta16/claude-cost-optimizer sagargupta.online Save 30-60% on Claude Code costs -- proven strategies, real benchmarks, copy-paste configs | 35 | Claude Code | 4 | 766 tok |
| fltman/loop-engineer Claude Code skill + subagent for setting up guardrailed agentic loops (loop engineering): | 35 | Claude Code | 6 | — |
| shipshitdev/skills shipshit.dev Claude, Cursor, Codex skills and commands | 35 | Claude Code, Codex, OpenCode | 4 | 371 tok |
| kumaran-is/claude-code-onboarding 🤖 Team onboarding kit for Claude Code AI coding assistant. Pre-configured with agents, sk | 35 | Claude Code | 7 | — |
| 803/skills-supply Manage AI agent skills across Claude Code, Codex, OpenCode, and others using agents.toml | 35 | Claude Code, Codex, OpenCode | 3 | 2,409 tok |
| shuntacurosu/llm_council_skill A Claude Skill that orchestrates multiple LLMs as a council, generating collective intelli | 35 | Codex, OpenCode | 1 | 831 tok |
| Webioinfo01/aweskill A CLI-first skill package manager that AI agents can operate themselves. | 35 | Claude Code, Codex, OpenCode | 2 | 314 tok |
| pumblus/okf-harness okf-harness.dev Agent-first local harness for OKF-compatible LLM Wikis. | 35 | Claude Code, Codex, OpenCode | 2 | 382 tok |
| specstoryai/agent-skills specstory.com SpecStory's official collection of agent skills. Summarize, organize and create with `.spe | 35 | Claude Code, Codex, OpenCode | 2 | 1,417 tok |
| EOX-A/EOxElements eox-a.github.io A Web Component collection of geospatial UI elements, crafted by EOX. | 35 | Codex, OpenCode | 1 | 3,209 tok |
| nirholas/defi-agents sperax.click DeFi agent definitions JSON API + MCP - Production-ready agents for Web3, crypto trading, | 35 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 708 tok |
| aliyun/alibabacloud-hologres-mcp-server | 35 | Claude Code | 1 | 1,548 tok |
| backstabslash/goccc Fast, zero-dependency cost calculator and customizable statusline for Claude Code. Breakdo | 35 | Claude Code | 1 | 1,189 tok |
| dj931567261/app-test-control Control apps with AI for automated testing and bug fixing/reproduction | 35 | Claude Code | 4 | — |
| BiglionX/SkillHub skillhub.proclaw.cc An open-source AI Agent skill marketplace | Publish, share, and manage Skills | Supports m | 35 | Codex, OpenCode | 1 | 6,782 tok |
| 100yenadmin/Lossless-Codex-Orchestrator-LCO Index, search, summarize, and approval-gate local Codex sessions through OpenClaw/MCP. Age | 35 | Codex, OpenCode | 1 | 819 tok |
| togethercomputer/skills Skills to help your coding agents use Together AI products. | 35 | Codex, OpenCode | 1 | 2,944 tok |
| jlevy/speculate Extensive doc library and project structure for spec-driven agent coding | 35 | Claude Code | 4 | — |
| PsychQuant/che-ical-mcp macOS Calendar & Reminders MCP server (29 tools) — native Swift EventKit for Claude Deskto | 35 | Claude Code, Codex, OpenCode | 11 | 4,015 tok |
| V-Songbird/foreman Project continuity for Claude Code and Codex: a roadmap beside your code, grounded handoff | 35 | Codex, OpenCode | 1 | 1,371 tok |
| saeed-vayghan/gemini-agent-skills A comprehensive collection of expert AI Agent Skills for Google Gemini, featuring a powerf | 35 | Claude Code, Gemini CLI | 130 | — |
| Litenova-Solutions/Fuse fuse.codes MCP server for .NET: typecheck AI agent edits against the compiler, resolve DI and route w | 35 | Claude Code, Codex, OpenCode | 2 | 10,243 tok |
| epicsagas/Velith epicsagas.github.io AI-native publishing system — build books like software. 6-phase pipeline from blank page | 35 | Claude Code, Codex, OpenCode | 2 | 2,720 tok |
| mikechao/metmuseum-mcp Met Museum MCP integration to discover the art collection at The Metropolitan Museum of Ar | 35 | Claude Code, Codex, OpenCode | 2 | 1,493 tok |
| wiki3-ai/agent-client-kernel wiki3-ai.github.io A Zed Agent Client Protocol (ACP) Jupyter Kernel | 35 | Codex, OpenCode | 1 | 680 tok |
| web3dev1337/agent-workspace agent-workspace.ai All your projects in one workspace. Run multiple CLI agents in parallel across different r | 35 | Claude Code, Codex, OpenCode | 6 | 13,846 tok |
| butttons/pi-kit Personal pi coding agent extensions and skills | 35 | Codex, OpenCode | 1 | 427 tok |
| jlokos/raybridge MCP server that bridges Raycast extensions to any MCP-compatible client | 35 | Claude Code | 1 | 285 tok |
| HIDORAKAI002/ai-workspace-archive A massive, self-updating local archive of AI tools — 11,000+ agent skills, 240+ MCP server | 35 | Claude Code, GitHub Copilot | 2 | 2,797 tok |