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 |
|---|---|---|---|---|
| paceaitian/google-health-chatgpt-selfhost Self-hosted single-user read-only Google Health MCP connector for private ChatGPT Develope | 1 | Codex, OpenCode | 1 | 347 tok |
| avivancos/open-english OLCP - a portable MCP server that owns identity, curriculum and the learner model, while a | 1 | Claude Code, Codex, OpenCode | 8 | 2,863 tok |
| kyoungjongkil/fileanalyzer_mcp_testmonial A FastMCP-based test suite for reading and analyzing specific local files. | 1 | Claude Code, Codex, OpenCode | 2 | 3,153 tok |
| TianlinglingOvO/MoneyManager SMB (Sutady Moneybook) - A personal bookkeeping system based on SQLite and MCP | 1 | Codex, OpenCode | 1 | 2,459 tok |
| brettdavies/sounding-webmcp-demo sounding.brettdavies.workers.dev Audit patient for the anc.dev WebMCP challenge. | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 81 tok |
| YanxReal/Xcode-MPC Professional MCP Server for Xcode — 52 tools + 5 Skills (xcodebuild, simctl, Assets.xcasse | 1 | Codex, OpenCode | 1 | 2,107 tok |
| FTWAgency/wpconvert-devtools wpconvert.ai Open-source CLI, MCP server, and API examples for WPConvert.ai | 1 | Claude Code, Codex, OpenCode | 2 | 418 tok |
| lovecatisgood-sudo/AI_Agent_MCP_Tool_for_Multi_Docu_PDF_PNG_QR_File_Conversion_Processing_Capability djai.academy Free local-first MCP server giving AI agents private token, RAG, context, CSV/JSON and QR | 1 | Codex, OpenCode | 1 | 173 tok |
| royashbrook/lifescored You are already a number. Every rule cited, every weight editable. | 1 | Claude Code, Codex, OpenCode | 2 | 941 tok |
| hlsitechio/Omarchy-4-AI-Agent-MCP MCP server that gives any LLM full control over an Omarchy Linux desktop — themes, tiling, | 1 | Codex, OpenCode | 1 | 1,700 tok |
| zse4321/decision-anchor-sdk | 1 | Codex, OpenCode | 1 | 6,236 tok |
| J8k3/aws-payment-cryptography-mcp jacobmarks.com MCP server for AWS Payment Cryptography — key lifecycle, HSM migration analysis, and PCI-a | 1 | Claude Code, Codex, OpenCode | 2 | 4,345 tok |
| Treevu-ai/cli-market-world cli-market.dev Cost-of-Living OS for LatAm — market optimize: basket compare, TCO, substitutes, action li | 1 | Claude Code, Codex, OpenCode | 8 | 4,773 tok |
| TranQui004/signalint tranqui004.github.io MCP server for compact, cached, loop-aware JavaScript and TypeScript diagnostics | 1 | Codex, OpenCode | 1 | 1,307 tok |
| ar-agents/ar-agents ar-agents.ar Open infrastructure for Argentina's sociedades de IA (AI-operated companies, draft General | 1 | Claude Code, Codex, OpenCode | 2 | 253 tok |
| ariaxhan/agentmailkit Scheduled, LLM-written email digests that run on your machine, read your own files, and se | 1 | Claude Code, Codex, OpenCode | 2 | 5,148 tok |
| arkheiaai/arkheia-mcp Arkheia MCP Trust Server + Enterprise Proxy — fabrication detection for enterprise AI pipe | 1 | Codex, OpenCode | 1 | 1,647 tok |
| KG-NINJA/HyperXosist-Agent | 1 | Codex, OpenCode | 1 | 4,231 tok |
| YakupEmreYerli/mcp-firefly-iii yakupemreyerli.github.io Security-first, self-hosted MCP server for Firefly III — 152 operations behind 5 scoped to | 1 | Claude Code, Codex, OpenCode | 2 | 3,976 tok |
| asattelmaier/gnome-ui-mcp A small Model Context Protocol server for GNOME Wayland desktop automation | 1 | Codex, OpenCode | 1 | 486 tok |
| ANAMIZED/x402-cloudflare-starter The simplest, cleanest way to accept USDC payments on Base + Solana using x402. Bring your | 1 | Codex, OpenCode | 1 | 524 tok |
| cyanheads/tmdb-mcp-server npmjs.com Search movies, TV, and people on The Movie Database (TMDB) — credits, ratings, trailers, i | 1 | Claude Code, Codex, OpenCode | 2 | 13,120 tok |
| cyanheads/ourairports-mcp-server npmjs.com Resolve airport codes (IATA/ICAO/GPS/local), search airports, find the nearest by coordina | 1 | Claude Code, Codex, OpenCode | 2 | 13,300 tok |
| cyanheads/shift-mcp-server Lightweight coordination layer for multiple AI agents working on the same codebase simulta | 1 | Claude Code, Codex, OpenCode | 2 | 11,438 tok |
| cyanheads/reference-data-mcp-server npmjs.com Look up countries, timezones, periodic table elements, physical constants, units, HTTP sta | 1 | Claude Code, Codex, OpenCode | 2 | 11,022 tok |
| cyanheads/seerr-mcp-server npmjs.com Search Jellyseerr/Overseerr, check availability, and create guarded media requests via MCP | 1 | Claude Code, Codex, OpenCode | 2 | 13,276 tok |
| cyanheads/pentest-mcp-server npmjs.com Offline methodology engine and payload workshop for authorized penetration testing, CTF, s | 1 | Claude Code, Codex, OpenCode | 2 | 10,384 tok |
| cyanheads/pokeapi-mcp-server npmjs.com Look up Pokémon, moves, abilities, items, natures, and type matchups from PokéAPI v2 via M | 1 | Claude Code, Codex, OpenCode | 2 | 12,348 tok |
| cyanheads/reliefweb-mcp-server npmjs.com Search ReliefWeb humanitarian reports, disasters, jobs, training, and country profiles via | 1 | Claude Code, Codex, OpenCode | 2 | 11,792 tok |
| cyanheads/sanctions-screening-mcp-server npmjs.com Screen names against the consolidated OFAC, EU, UK, and UN sanctions lists and resolve leg | 1 | Claude Code, Codex, OpenCode | 2 | 15,908 tok |
| matheusfillipe/midifier Turns a song into a multi-track General MIDI file. REST + MCP. | 1 | Claude Code, Codex, OpenCode | 2 | 1,085 tok |
| cyanheads/transitland-mcp-server npmjs.com Global transit data via the Transitland v2 registry — operators, GTFS/GTFS-RT/GBFS feeds w | 1 | Claude Code, Codex, OpenCode | 2 | 13,286 tok |
| cyyprezz/codex-serverops-mcp desens.dev Windows-first local MCP transport for stateful SSH server operations | 1 | Codex, OpenCode | 1 | 439 tok |
| dulzuradev/liveauth-mcp | 1 | Codex, OpenCode | 1 | 351 tok |
| The-Code-Registry/mcp-server thecoderegistry.com Public MCP repository to describe how AI agents can use our hosted MCP server to get code | 1 | Codex, OpenCode | 1 | 1,531 tok |
| cyanheads/usgs-water-mcp-server npmjs.com Query real-time and historical water data from ~8,000 USGS stream gages and groundwater we | 1 | Claude Code, Codex, OpenCode | 2 | 8,284 tok |
| droideck/ldap-assistant-mcp | 1 | Claude Code, Codex, OpenCode | 3 | 1,769 tok |
| lemmaoracle/lemma lemma.frame00.com Give AI proven facts — a cryptographically verified truth layer for agent AI, built on ZK | 1 | Claude Code, Codex, Cursor, OpenCode | 11 | 216 tok |
| cyanheads/uniprot-mcp-server npmjs.com Search UniProtKB by protein function, fetch curated records, map IDs across databases, and | 1 | Claude Code, Codex, OpenCode | 2 | 13,062 tok |
| cyanheads/usda-mcp-server npmjs.com Search foods, compare nutrients, and look up the full USDA FoodData Central database via M | 1 | Claude Code, Codex, OpenCode | 2 | 14,206 tok |
| cyanheads/whois-mcp-server npmjs.com Look up domain registration, check availability, fetch DNS records, and resolve IPs and AS | 1 | Claude Code, Codex, OpenCode | 2 | 11,620 tok |
| cyanheads/wsdot-mcp-server npmjs.com Query WA highway conditions, ferry schedules, vessel locations, toll rates, border waits, | 1 | Claude Code, Codex, OpenCode | 2 | 10,640 tok |
| cyanheads/noaa-spaceweather-mcp-server npmjs.com Query NOAA SWPC space weather: geomagnetic storm scales, Kp index, aurora forecasts, solar | 1 | Claude Code, Codex, OpenCode | 2 | 11,998 tok |
| cyanheads/federal-reserve-mcp-server npmjs.com Search and fetch ~800K Federal Reserve economic time-series from the FRED API via MCP. STD | 1 | Claude Code, Codex, OpenCode | 2 | 11,224 tok |
| cyanheads/noaa-marine-mcp-server npmjs.com Find NOAA tide stations and NDBC buoys, fetch tide predictions, water levels, tidal curren | 1 | Claude Code, Codex, OpenCode | 2 | 14,220 tok |
| cyanheads/cyanheads-mcp-server npmjs.com Fleet discovery MCP server — semantic search across a fleet of MCP servers with per-client | 1 | Claude Code, Codex, OpenCode | 2 | 12,250 tok |
| cyanheads/musicbrainz-mcp-server npmjs.com Search artists, releases, recordings, works, and labels; traverse relationships; resolve I | 1 | Claude Code, Codex, OpenCode | 2 | 14,522 tok |
| cyanheads/nist-nvd-mcp-server npmjs.com Search and audit CVEs by keyword, severity, CWE, CISA KEV status, and CPE via the NIST Nat | 1 | Claude Code, Codex, OpenCode | 2 | 12,890 tok |
| cyanheads/onebusaway-mcp-server npmjs.com Query stops, routes, real-time arrivals, vehicle positions, and schedules from OneBusAway | 1 | Claude Code, Codex, OpenCode | 2 | 5,057 tok |
| nolindnaidoo/numbers-le letools.dev Extract every hardcoded number in a codebase, so a person can check them | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,309 tok |