43,786 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 agents7,720Claude Code6,662Data and AI3,665Backend and APIs3,500Languages3,396Planning3,238Git and workflow3,234Code review2,760Testing2,394Memory and context2,365Writing and docs2,333DevOps and cloud2,315Research2,289Frontend2,264Security2,036Project management1,736
All Claude Code31,986 Codex23,463 OpenCode22,407 GitHub Copilot3,565 Gemini CLI1,914 Cursor1,740 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| martijnstegink/apple-notes-reminders-mcp MCP server for Apple Notes and Reminders on macOS. Read, search, create, and organise note | 1 | Claude Code | 2 | 3,807 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 |
| brunopedrazza/pluggy-mcp-server MCP server read-only para dados financeiros pessoais via Pluggy (Open Finance Brasil). Sel | 1 | Claude Code | 1 | 837 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 |
| Beennnn/openbanking-mcp Serveur MCP + CLI pour lire ses comptes bancaires en Open Banking (DSP2/AIS, lecture seule | 1 | Claude Code | 1 | 2,641 tok |
| Tim0320/IsaacSim-MCP | 1 | Codex, OpenCode | 2 | 94 tok |
| revanthrajeev/spendveto spendveto.com Spend governance for AI agents paying over x402. Payment rails move an agent's money; Spen | 1 | Claude Code | 1 | 3,570 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 |
| jmjava/obsidian-mcp | 1 | GitHub Copilot | 1 | 549 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 |
| R0Wi/mcp-gateway A lightweight, self-hosted MCP aggregator gateway | 1 | Claude Code | 3 | 1,833 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 |
| 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 |
| duanefields/notes-mcp MCP server for Apple Notes on macOS: reads the NoteStore database directly, writes through | 1 | Claude Code | 1 | 2,098 tok |
| cuonghuunguyen/bitbucket-mcp MCP server, CLI and Claude skill for Bitbucket Server pull requests | 1 | Claude Code | 1 | — |
| will-j-wright/inreview Review local Jujutsu change stacks in VS Code with comment-driven MCP feedback. | 1 | Codex, OpenCode | 1 | 1,647 tok |
| Roberto-Pecora/nhs-intelligence-mcp NHS waiting times MCP server — live data from RTT and My Planned Care | 1 | Claude Code | 1 | — |
| marcusyoda/bitbucket-mcp | 1 | Claude Code | 1 | 1,082 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 | 3,966 tok |
| dalmaktube-creator/DV-Moory Self-hosted, security-hardened MCP server connecting Notion AI to approved Git repositorie | 1 | Codex, OpenCode | 1 | 131 tok |
| joeynyc/microduck-mcp microduckhub.com Agent-agnostic MCP server for the Pollen Robotics Microduck | 1 | Claude Code | 1 | 3,617 tok |
| onlyoasis/gzh-mcp WeChat Official Account publishing MCP server: media upload, draft management, and freepub | 1 | Claude Code, Codex, OpenCode | 2 | 493 tok |
| spacerocket3/gbrain-code Selective, diff-aware repository cartography for coding agents | 1 | Codex, OpenCode | 1 | 114 tok |
| bigg01/aipod aipod.guggenbuehl.net One binary, two modes: an 🐍MCP server that exercises every MCP feature, or a 🐍pydantic-a | 1 | Claude Code | 1 | 2,418 tok |
| ssheleg/vibe-bridge vibe-bridge — cross-platform robot↔owner's computer bridge: MCP with consent, dashboard, P | 1 | Claude Code | 1 | 445 tok |
| B5-Software/awesome-base-mcp Autonomous Base agent-wallet MCP server: payments, Uniswap V3, Aerodrome, Aave V3, Morpho | 1 | GitHub Copilot | 1 | 62 tok |
| javidjamae/ffmpeg-micro-mcp ffmpeg-micro-mcp.vercel.app MCP server for FFmpeg Micro — transcode videos from Claude Desktop and other AI agents | 1 | Claude Code | 1 | — |
| useburrow/furrow-forms furrowforms.com The form backend for vibe-coded websites — MCP server, agent skill, and examples for 33 st | 1 | Codex, OpenCode | 1 | 203 tok |
| tallyfy/mcp-public Our public MCP repo for Tallyfy | 1 | Claude Code | 1 | 469 tok |
| code4161/memgit memgit.dev Git for AI memory — version-controlled context persistence across Claude, GPT, Gemini, Cur | 1 | Claude Code, Codex, OpenCode | 2 | 579 tok |
| NovaLux12/spotify-mcp-server The definitive Spotify MCP server — full non-deprecated Web API coverage, paginated everyt | 1 | Claude Code | 1 | 1,193 tok |
| dachhack/stathead Fantasy Football Data Suite | 1 | Claude Code | 1 | — |
| matematicsolutions/mcp-eureka MCP server for Polish tax interpretations (KIS/MF) via EUREKA (eureka.mf.gov.pl). 550k+ do | 1 | Claude Code, Codex, OpenCode | 2 | 953 tok |
| oborchers/tablestakes MCP server for reading and editing HTML/Markdown tables in GitBook-synced documents | 1 | Claude Code | 1 | 1,195 tok |
| aokihu/mcp-teamate-server Teamate MCP server. | 1 | Cursor | 1 | 516 tok |
| zx8086/mcp-server-elasticsearch A production-ready Model Context Protocol (MCP) server that connects AI assistants like Cl | 1 | Claude Code | 1 | 989 tok |
| frankxai/awesome-motion-design-agent-skills Web-first catalog for interface motion, web interaction, programmatic video, and motion-de | 1 | Codex, OpenCode | 1 | 925 tok |
| fetcher-sh/fetcher-skills | 1 | Claude Code, Codex, OpenCode | 1 | 2,162 tok |
| Callicrate/skills Semi-dynamic context enrichment for AI | 1 | Codex, OpenCode | 1 | 622 tok |