23,196 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 |
|---|---|---|---|---|
| KSEGIT/Version-Sentinel Claude Code plugin that hard-blocks dependency additions, bumps, and downgrades until a fr | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,454 tok |
| TMHSDigital/Unity-Developer-Tools tmhsdigital.github.io AI-powered development toolkit for Unity game development in Cursor IDE. 18 skills, 8 rule | 4 | Claude Code, Codex, Cursor, OpenCode | 3 | 4,818 tok |
| alanshurafa/co-evolution Structured refinement of any document between AI agents. Two agent roles bounce a file bac | 4 | Claude Code, Codex, OpenCode | 2 | 6,656 tok |
| mryll/skills Portable agent skills for AI coding agents — works with Claude Code, OpenAI Codex CLI, Gem | 4 | Claude Code, Codex, OpenCode | 2 | 352 tok |
| karthikrshet/aiskills Reusable, tool-agnostic AI engineering skills, workflows, templates, and evaluation playbo | 4 | Codex, OpenCode | 1 | 979 tok |
| abk1969/ai-act-skills Multi-platform agent skills (Claude Code + Gemini CLI + OpenAI Codex) for EU AI Act compli | 4 | Codex, Gemini CLI, OpenCode | 2 | 1,993 tok |
| SathiaAI/graphsmith graphsmith.ai Build AI agent workflows that survive crashes, never duplicate work, and don't make things | 4 | Codex, GitHub Copilot, OpenCode | 2 | 4,786 tok |
| jeffreytse/grimoire-core grimoire.jeffreytse.net 🧙 Official best-practice skill library for grimoire — 1000+ skills across engineering, te | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,494 tok |
| ootLabs/OCWIP-grant-competitions Platforma do obslugi konkursow dotacyjnych OCWIP: ogloszenie naboru, skladanie wnioskow, o | 4 | Claude Code, Codex, OpenCode | 4 | 3,219 tok |
| ootLabs/bilingers-knowledge-base | 4 | Claude Code, Codex, OpenCode | 3 | 1,708 tok |
| n24q02m/claude-plugins mcp.n24q02m.com Claude Code plugin marketplace for the n24q02m MCP servers -- install web search, memory, | 4 | Claude Code, Codex, OpenCode | 2 | 1,442 tok |
| Aiyo28/memento-os ayal.tech Claude Code plugin for persistent AI memory. Store conclusions, not notes. OODA-driven rea | 4 | Claude Code, Codex, OpenCode | 1 | 1,157 tok |
| Dallionking/ui-validation-kit Drop-in UI validation for any CLI coding agent — iOS Simulator, Android emulator, and web. | 4 | Codex, OpenCode | 1 | 843 tok |
| Fandhe-AI/agent-reference-skills | 4 | Claude Code, Codex, OpenCode | 28 | 15,311 tok |
| learnwy/skills collect and create my own skills | 4 | Claude Code, Codex, OpenCode | 2 | 5,245 tok |
| sentimony/skills | 4 | Claude Code, Codex, OpenCode | 2 | 1,983 tok |
| MageGojo/conch R-Shell: a Rust command-line SSH workspace — saved connections, remote exec, interactive s | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 1,654 tok |
| merakimiles/mcp-server Meraki MCP Sever | 4 | Codex, OpenCode | 1 | 767 tok |
| sandraschi/windows-operations-mcp Windows system administration via MCP — services, registry, accounts, event logs, networki | 4 | Claude Code, Codex, Cursor, OpenCode | 3 | 865 tok |
| JasonBates/rescuetime-mcp | 4 | Claude Code, Codex, OpenCode | 2 | 446 tok |
| lidless-labs/wazuh-mcp lidless.dev Your SIEM answers live behind a console you babysit. wazuh-mcp reads Wazuh alerts, agents, | 4 | Codex, OpenCode | 1 | 1,156 tok |
| Platano78/faulkner-db Temporal Knowledge Graph System for Architectural Memory - Track decisions, patterns, and | 4 | Codex, OpenCode | 1 | 1,249 tok |
| dshein-alt/crawly-mcp `Crawly-MCP` provides web search and content retrieval for local LLMs, enabling agents to | 4 | Codex, OpenCode | 1 | 2,079 tok |
| dvcrn/mcp-server-tripit Expose the TripIt API as an MCP server for Claude and other MCP clients. | 4 | Codex, OpenCode | 1 | 576 tok |
| jaredthivener/fastapi-docs-mcp MCP server for real-time FastAPI documentation access | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,873 tok |
| retospect/precis-mcp pypi.org MCP server giving LLM agents a seven-verb API over papers, documents, code, state, patents | 4 | Claude Code, Codex, OpenCode, Windsurf | 40 | 7,151 tok |
| thekie/read-no-evil-mcp A secure email gateway MCP server that protects AI agents from prompt injection attacks hi | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,233 tok |
| metanmai/libredesk-mcp | 4 | Codex, OpenCode | 1 | 2,306 tok |
| smaramwbc/statewave-connectors statewave.ai Connector ecosystem for Statewave — feed real-world events into agent memory | 4 | Codex, GitHub Copilot, OpenCode | 2 | 1,061 tok |
| internet-court/mcp internet-court-mcp-git-main-gen-layer-foundation.vercel.app Internet Court MCP — remote MCP server and install endpoint for the Internet Court skill ( | 4 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| mrnajiboy/ebay-mcp-remote-edition npmjs.com Open source MCP server providing AI assistants with comprehensive access to eBay's Sell AP | 4 | Codex, OpenCode | 1 | 1,557 tok |
| sandraschi/vcv-rack-mcp MCP server for VCV Rack 2 - composes modular synth patches by emitting structured JSON, no | 4 | Codex, OpenCode | 1 | 435 tok |
| RightNow-AI/autoevolve Agent-native evolutionary optimization. Say the goal in english, evolve code toward a meas | 4 | Claude Code, Codex, OpenCode | 2 | 6,250 tok |
| cyanheads/met-museum-mcp-server npmjs.com Search the Metropolitan Museum of Art collection, fetch full artwork records and open-acce | 4 | Claude Code, Codex, OpenCode | 2 | 11,476 tok |
| cyanheads/openlibrary-mcp-server npmjs.com Search books and authors, fetch editions, browse subjects, and resolve cover images from O | 4 | Claude Code, Codex, OpenCode | 2 | 11,950 tok |
| furkanisikay/ardupilot-mcp ArduPilot uçuş loglarını (.bin) teşhis eden deterministik MCP sunucusu — yapay zekâ açıkla | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,829 tok |
| aeoess/agent-passport-mcp aeoess.com MCP server for the Agent Passport System. Identity, delegation, enforcement, and signed re | 4 | Claude Code, Codex, OpenCode | 2 | 848 tok |
| cookiechain/cookie-mcp npmjs.com An MCP server that gives AI agents full onchain access to Cookie Chain — trade, launch, LP | 4 | Codex, OpenCode | 1 | 1,350 tok |
| yiminspace/quarry yiminspace.github.io The database workbench built for the AI era — one safety-railed query kernel, many faces: | 4 | Claude Code, Codex, OpenCode | 2 | 1,200 tok |
| petrijr/openscad-mcp MCP Server for OpenSCAD | 4 | Codex, OpenCode | 1 | 1,251 tok |
| dinglebear-ai/runifi npmjs.com Rust MCP server and CLI for UniFi Network controllers, exposing REST-backed network operat | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 4,035 tok |
| Nosmoht/talos-mcp-server MCP server for Talos Linux cluster management via the native gRPC API | 4 | Claude Code, Codex, OpenCode | 18 | 9,678 tok |
| AnthonyPuggs/ausecon-mcp-server auseconmcp.com MCP server for retrieval of Australian economic and financial data - supports ABS, RBA and | 4 | Claude Code, Codex, OpenCode | 2 | 2,284 tok |
| sandraschi/grandorgue-mcp Control GrandOrgue pipe organ simulator via FastMCP 3.4. MIDI bridge, stop/piston/manual | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,213 tok |
| arjunprabhulal/devops-skills Agent Skills for DevOps: 88 SKILL.md field guides spanning CI/CD to FinOps. Works in Claud | 4 | Claude Code, Codex, OpenCode | 2 | 2,279 tok |
| calven-ai/demoverse Grow a fake company's entire sales history across CRM, calls, email and Slack that moves e | 4 | Claude Code, Codex, OpenCode | 7 | 3,794 tok |
| Abhillashjadhav/AI-PM-essential-skills Installable Claude Code plugins for AI product evaluation, model routing, guarded loops, a | 4 | Claude Code, Codex, OpenCode | 3 | 1,227 tok |
| netresearch/netresearch-branding-skill netresearch.github.io Agent Skill for implementing Netresearch brand guidelines - colors, typography, components | 4 | Codex, OpenCode | 1 | 808 tok |
| crimx/skills A collection of agent skills I use in real work. | 4 | Codex, OpenCode | 1 | 490 tok |
| ca-who-codes/ultimate.UIUX.design.skills One-stop design context pack for AI coding agents — two tracks: interfaces (web/apps, comp | 4 | Claude Code, Codex, OpenCode | 2 | 1,707 tok |