31,986 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731
All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| cyanheads/onebusaway-mcp-server npmjs.com Query stops, routes, real-time arrivals, vehicle positions, and schedules from OneBusAway | 1 | Claude Code, Codex, OpenCode | 2 | 6,488 tok |
| dpc00/sublime-mcp MCP server for Sublime Text 4 — lets Claude Code read and control a running ST instance | 1 | Claude Code | 1 | — |
| giuliobmb/exam-sheet-mcp An MCP App that generates a timed exam on any topic and renders an interactive exam sheet | 1 | Claude Code | 1 | 977 tok |
| harshithsunku/mcp-gtags-server harshithsunku.github.io Indexed code navigation for AI coding agents (Claude Code, Cursor, any MCP client) — repla | 1 | Claude Code | 1 | 3,310 tok |
| heidihelena/citevahti vahtian.com Run unit tests on your manuscript. Check every manuscript claim against its cited evidence | 1 | Claude Code | 2 | — |
| 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 |
| constripacity/Claude-Replay Session checkpoint and recovery for Claude Code, resume interrupted sessions, browse them | 1 | Claude Code | 1 | 810 tok |
| cyanheads/attack-surface-mcp-server npmjs.com Passive external attack-surface mapping: CT subdomains, DNS, TLS, HTTP posture, RDAP/WHOIS | 1 | Claude Code, Codex, OpenCode | 2 | 15,890 tok |
| cyanheads/imf-mcp-server npmjs.com Query IMF SDMX 3.0 macroeconomic data — 193 dataflows, 190 countries, WEO projections, BOP | 1 | Claude Code, Codex, OpenCode | 2 | 15,426 tok |
| cyanheads/nhtsa-vehicle-safety-mcp-server npmjs.com Vehicle safety data from NHTSA — recalls, complaints, crash ratings, investigations, VIN d | 1 | Claude Code, Codex, OpenCode | 2 | 12,230 tok |
| cyanheads/npi-providers-mcp-server npmjs.com Look up US healthcare providers in the NPPES NPI registry and resolve NUCC specialty codes | 1 | Claude Code, Codex, OpenCode | 2 | 14,416 tok |
| cyanheads/nws-weather-mcp-server npmjs.com Real-time US weather data via the National Weather Service API. Forecasts, alerts, and obs | 1 | Claude Code, Codex, OpenCode | 2 | 13,208 tok |
| cyanheads/openchargemap-mcp-server npmjs.com Find EV charging stations worldwide by location and connector via the global Open Charge M | 1 | Claude Code, Codex, OpenCode | 2 | 14,572 tok |
| cyanheads/openfoodfacts-mcp-server npmjs.com Look up food products by barcode, search by keyword, tag, allergen, or nutrition filter, c | 1 | Claude Code, Codex, OpenCode | 2 | 13,100 tok |
| digitalgremlin/github-repo-intelligence-mcp A persistent MCP server on Apify that gives AI assistants (Claude, Cursor, Cline, etc.) an | 1 | Claude Code, Codex, OpenCode | 2 | 9,906 tok |
| dockndevai/mcp-kafka dockndevai.github.io MCP server for Apache Kafka — monitor & manage clusters, topics, and consumer groups (with | 1 | Claude Code | 1 | — |
| junct-bot/wormhole-mcp wormhole.mcp.junct.dev Wormhole MCP server - 69 tools for cross-chain bridging and messaging. Hosted by Junct. | 1 | Claude Code | 1 | — |
| murilojrpereira/mcp-graphql-bridge A generic MCP server that dynamically exposes any GraphQL API as tools for claude, cursor, | 1 | Claude Code | 1 | 685 tok |
| jordantete/verychic-mcp Unofficial read-only MCP server for VeryChic hotel offers (search, filter, availability & | 1 | Claude Code | 1 | 1,983 tok |
| maxwellsantoro/dotrepo dotrepo.org Trust-aware metadata protocol for software repositories, with a Rust toolchain, MCP server | 1 | Claude Code, Codex, OpenCode | 2 | 2,882 tok |
| rhoegg/ufo-mcp-server MCP server for Dynatrace UFO | 1 | Claude Code | 1 | 466 tok |
| ivanantigravity-lgtm/nanobanana-2-polzaia-mcp-server | 1 | Claude Code | 1 | 3,070 tok |
| jonnybottles/M365-roadmap-mcp-server | 1 | Claude Code | 1 | 1,347 tok |
| mclose/dns-mcp MCP server for DNS security analysis. DNSSEC validation, email auth (SPF/DKIM/DMARC/DANE/B | 1 | Claude Code | 1 | 3,034 tok |
| mkerchenski/RedditAdsMcp C# MCP server for the Reddit Ads API — read-only tools for campaigns, ad groups, ads, and | 1 | Claude Code | 1 | 288 tok |
| n24q02m/better-workspace-mcp mcp.n24q02m.com Google Workspace MCP server (Docs/Drive/Calendar/Gmail/Sheets/Slides/Tasks/Chat/People + m | 1 | Claude Code, Codex, OpenCode | 2 | 4,940 tok |
| Modellix/modellix-plugin modellix.ai Agent plugin for AI image and video generation via Modellix API/CLI. | 1 | Claude Code, Codex, OpenCode | 1 | 5,577 tok |
| nickdesi/ZipAI ⚡ Ultra-dense token optimizer for LLM coding agents (Claude Code, Antigravity, Cline, Roo) | 1 | Claude Code | 1 | 1,204 tok |
| iamrichardD/claude-gemini-mcp-server MCP Server for Claude-Gemini peer programming workflow | 1 | Claude Code, Gemini CLI | 2 | 2,358 tok |
| pandoscope/skills Canonical skill library for agentic engineering: original skills, condensed derivations of | 1 | Claude Code, Codex, OpenCode | 4 | 4,444 tok |
| NicolaiSchmid/pons pons.chat Open-source WhatsApp Business API bridge with MCP server | 1 | Claude Code, Codex, OpenCode | 2 | 4,320 tok |
| BigfootBytes/threatlocker-mcp-server | 1 | Claude Code | 2 | 7,124 tok |
| lzy19926/lzy-yuque-mcp-server Refactor and optimize this project using AI. | 1 | Claude Code | 2 | 1,248 tok |
| juparave/dotfiles My dotfiles | 1 | Claude Code | 17 | — |
| benpeter/owa-mcp MCP server for Microsoft Outlook calendar via Edge session token interception — no Azure a | 1 | Claude Code | 1 | 2,442 tok |
| anthonylimo90/linear-mcp-server Linear MCP Server | 1 | Claude Code | 1 | 903 tok |
| wanthigh/google-calendar-mcp-server | 1 | Claude Code | 1 | 2,495 tok |
| otis22/vetmanager-mcp MCP server for Vetmanager veterinary clinic management — 101 tools, bearer auth, self-host | 1 | Claude Code, Codex, OpenCode | 16 | 13,794 tok |
| xenodeve/clone-space-mcp Archive a live web page so it replays offline with the motion intact, and an AI agent can | 1 | Claude Code, Codex, OpenCode | 6 | 5,567 tok |
| RodrigoSiliunas/hermes-claude-bridge Bridge Hermes Agent ↔ Claude Code CLI — delegate coding tasks with zero Anthropic API cost | 1 | Claude Code, Codex | 1 | — |
| bruce-shi/ticker-cli | 1 | Claude Code | 1 | 770 tok |
| VerificateAI/verificate-mcp-quickstart verificate.ai Take your vibe-coded MVP all the way to production — 17 reality gates + frontier-model rev | 1 | Claude Code | 1 | — |
| huuanh20/awesome-ai-agent-skills huuanh20.github.io 40+ production-ready AI skill packs for Claude Code, Cursor, Codex, Gemini CLI and any LLM | 1 | Claude Code | 8 | — |
| gabrielrojasnyc/hr-mcp-server MCP Server | 1 | Claude Code | 1 | 2,202 tok |
| killo3967/todolist-mcp | 1 | Claude Code, Codex | 1 | — |
| 1049861657/MCP | 1 | Claude Code | 1 | — |
| webdevtodayjason/slim-MCP | 1 | Claude Code | 1 | 322 tok |
| topotal/waroom-mcp | 1 | Claude Code | 1 | 2,452 tok |
| javierb507/anywhere-mcp-server AlienVault/USM Anywhere MCP Server - Threat intelligence and security monitoring | 1 | Claude Code | 1 | 1,895 tok |
| sgerlach/grr-gaggiuino-mcp MCP server for Gaggiuino espresso machines - monitor status, analyze shots, manage profile | 1 | Claude Code | 1 | 384 tok |