23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| yyu0310/nccu-course-mcp MCP server for querying NCCU course listings (qrysub.nccu.edu.tw) — search courses and rea | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 832 tok |
| erpipe-org/erpipe erpipe.com ERPipe — open-core TypeScript MCP for Odoo. Hosted product: https://erpipe.com — MCP: http | 1 | Codex, Cursor, OpenCode | 2 | 210 tok |
| cubicecho/mcp-actual An MCP server for Actual Budget — expose your budget's accounts and balances to agents ove | 1 | Claude Code, Codex, OpenCode | 2 | 1,795 tok |
| aranlucas/ai-shopping-mcp Kroger MCP server | 1 | Claude Code, Codex, OpenCode | 3 | 5 tok |
| Ador-able/tripo-studio-mcp | 1 | Codex, OpenCode | 1 | 695 tok |
| Neschadin/askell-mcp MCP server for the Askell payment and subscription API (Bun + stdio) | 1 | Claude Code, Codex, Cursor | 4 | — |
| nikosavola/k-ruoka-mcp nikosavola.github.io MCP server for managing K-Plussa account's K-Ruoka (Finnish grocery) shopping cart from an | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,937 tok |
| yibei-wz/agent-review Local-first, auditable code review system for coding agents. | 1 | Claude Code, Codex | 1 | — |
| YoshitakaArakawa/tableau-mcp-apps-lab Experimental fork of tableau/tableau-mcp strengthening MCP Apps: EAS (OAuth 2.0 Trust) aut | 1 | Claude Code, Codex, OpenCode | 3 | 4,582 tok |
| HitamLegit6777/blender-mcp-ultra MCP server lengkap untuk Blender — 138+ tool, demo LLM end-to-end, teruji di Blender 4.2 L | 1 | Codex, OpenCode | 1 | 356 tok |
| aoalejo/opencode_mcp A MCP for claude code to use opencode as sub-agent, with tier ranking | 1 | Codex, OpenCode | 1 | 1,818 tok |
| aikadimsoy/kasa-mcp KASA MCP — a permission-brokered MCP server for agent memory. Local-first, encrypted at th | 1 | Claude Code, Codex, OpenCode | 3 | 1,870 tok |
| grizlizora/holy-bible-mcp Universal Multilingual Bible MCP Server (800+ languages, 11.9M verses, 100% offline, zero- | 1 | Codex, Cursor, OpenCode | 2 | 590 tok |
| scenaristeur/ableton-holland-mcp | 1 | Codex, OpenCode | 1 | 3,876 tok |
| hetiankong/wechat-local-agent-mcp Local-first read-only MCP for querying and summarizing your own WeChat history | 1 | Codex, OpenCode | 1 | 1,870 tok |
| zai-one/codex-mcp zai.one Unofficial Codex app-server MCP: coding tasks, goals, reviews and scheduled work from your | 1 | Claude Code, Codex | 1 | — |
| NitrogenT7/jadx-mcp-multisession Improved JADX-MCP: multi-session management (AI autonomously starts, switches, and closes | 1 | Codex, OpenCode | 1 | 2,209 tok |
| mgummich/mcp-mealie Curated, token-efficient MCP server for Mealie recipes, meal plans, and cookbooks | 1 | Codex, OpenCode | 1 | 1,891 tok |
| jdsalasca/mcp-opencode MCP bridge for coordinating OpenCode agents from Codex/ChatGPT | 1 | Codex, OpenCode | 1 | 351 tok |
| sandraschi/invokeai-mcp invoke.ai InvokeAI creative engine bridge - generate (txt2img/img2img/inpaint/upscale), queue, model | 1 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,335 tok |
| hachiflow/buzz-mcp-bridge | 1 | Claude Code, Codex, OpenCode | 2 | 3,039 tok |
| real-limitless/mcp-flow real-limitless.github.io MCP registry gallery + controlled session plane. Dual-tracked with OpenFlow MCP node galle | 1 | Codex, OpenCode | 1 | 2,526 tok |
| zero-times/wechat-official-studio-mcp A local MCP Server and accompanying Skill for operating WeChat Official Accounts. It uses | 1 | Codex, OpenCode | 1 | 213 tok |
| icemage001/local_sharepoint_mcp | 1 | Codex, OpenCode | 1 | 471 tok |
| samarpassey/maple-procure maple-procure.onrender.com An MCP server over Canada's public tender and award data (CanadaBuys). Scoped auth, proven | 1 | Claude Code, Codex, OpenCode | 2 | 1,350 tok |
| AgentNex/zerocrawl-mcp 100% Free & Open-Source Web Crawling MCP Server. Zero-budget, no-API-key web scraping and | 1 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| kirakiray/web-bridge-mcp MCP tools for AI to debug pages | 1 | Claude Code, Codex, OpenCode | 2 | 179 tok |
| Renzo-Tognella/DecisionsSearch Persistent memory for AI agents — MCP server with hybrid graph+vector search, agent skills | 1 | Codex, OpenCode | 1 | 595 tok |
| patrikmichi/crawlee-mcp | 1 | Claude Code, Codex, OpenCode | 2 | 693 tok |
| upgrade-ventures/upgradeseo upgrade.ventures Truly free, open-source SEO tools you self-host: keyword research, rank tracking, backlink | 1 | Claude Code, Codex, OpenCode | 18 | 1,300 tok |
| QuarkOS/Cairn Typed facts that outlive the session. Agents assert, recall, and retract through JSON or M | 1 | Claude Code, Codex, Cursor, OpenCode | 11 | 557 tok |
| IrisRainbowNeko/codex-mission-ledger Deterministic MCP control plane for native hierarchical Codex agents. | 1 | Codex, OpenCode | 1 | 106 tok |
| EvexU2/evex-agent-messaging Provider-neutral MCP messaging gateway for EVEX coding agents | 1 | Codex, OpenCode | 1 | 431 tok |
| Tim0320/IsaacSim-MCP | 1 | Codex, OpenCode | 2 | 94 tok |
| TimWongUp/keepygaga Cross-agent core memory in local Markdown, with MCP tools, native hooks, and installers fo | 1 | Claude Code, Codex, OpenCode | 2 | 2,140 tok |
| mcintalmo/godot-engine-mcp | 1 | Claude Code, Codex | 3 | — |
| tukimtk-design/openworker-ecommerce-mcp MCP Server for Openworker to control Chrome/Edge for Shopee, TikTok Shop, and Lazada produ | 1 | Claude Code, Codex, OpenCode | 2 | 488 tok |
| dominick253/roku-debug-mcp | 1 | Codex, OpenCode | 1 | 989 tok |
| limars874/chatgpt-file-mcp Local read-only, policy-constrained filesystem MCP server | 1 | Codex, OpenCode | 1 | 84 tok |
| uzairayed/lc-editor Local MCP video editor. ffmpeg renders 9:16 reels. | 1 | Codex, OpenCode | 1 | 165 tok |
| hansakoch/cf-memory-plugin CF Memory Plugin — Cloudflare Agent Memory for AI coding agents and LLM frameworks. Persis | 1 | Codex, OpenCode | 1 | 691 tok |
| Gavinxiong668/health-mcp | 1 | Claude Code, Codex, OpenCode | 4 | 2,291 tok |
| juanquy/AI-data-refinery drefinery.freshbeats.ai A high-performance, edge-native Data Refinery Engine built on Cloudflare's serverless AI s | 1 | Claude Code, Codex, OpenCode | 51 | 591 tok |
| ZiChenWang114514/cdxml-toolkit-community ChemDraw MCP server and Python toolkit for editable CDXML, chemical structure drawing, SAR | 1 | Claude Code, Codex, OpenCode | 2 | 4,180 tok |
| no-materials/hird A typed language for LLM agent systems on BEAM: effect-row tracking, auditable tool effect | 1 | Claude Code, Codex, OpenCode | 2 | 1,667 tok |
| samiashi/chrono24-mcp npmjs.com Chrono24 watch-marketplace MCP server - search & inspect listings from Claude, Codex, Curs | 1 | Codex, OpenCode | 1 | 2,872 tok |
| CreatorGeetansh/YouTube-MCP Creating a new MCP server to manager your YouTube | 1 | Claude Code, Codex, OpenCode | 2 | 3,333 tok |
| JrKrishh/connectr One shared brain for all your AI coding agents - task board, memory and file claims over M | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,473 tok |
| meulth/geobs-mcp Open-source MCP server for accessing Basel-Stadt geospatial data via STAC, OGC API Feature | 1 | Codex, OpenCode | 1 | 118 tok |
| claimidx/claimidx claimidx.com Prior art for AI agents. Public signed claim index of failures other agents have already p | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,808 tok |