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 |
|---|---|---|---|---|
| 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 | 13,280 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 | 13,090 tok |
| cyanheads/national-parks-mcp-server npmjs.com Plan US National Park Service trips — find parks, check alerts and closures, find campgrou | 1 | Claude Code, Codex, OpenCode | 2 | 12,068 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 | 10,080 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 | 12,440 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 | 12,216 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 | 12,148 tok |
| cyanheads/openfoodfacts-mcp-server npmjs.com Look up food products by barcode, search by ingredient or nutrition filter, compare produc | 1 | Claude Code, Codex, OpenCode | 2 | 10,782 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 |
| joshua-auchincloss/factsets An MCP server that provides a local, persistent, self-maintaining knowledge base for AI ag | 1 | Codex, OpenCode | 1 | 755 tok |
| mrslbt/pdf-it npmjs.com Native PDF renderer for AI-generated markdown. Cover page, auto TOC, page-numbered footer. | 1 | Codex, OpenCode | 1 | 1,527 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 |
| mayorandrew/openapi-dynamic-mcp MCP server and CLI for turning OpenAPI specs into usable tools for AI clients, with built- | 1 | Codex, OpenCode | 1 | 405 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 |
| lindblomstefan/skills-library Claude Code skill — guided interview that recommends AI skills for your repo or team. Inst | 1 | Codex, OpenCode | 1 | 225 tok |
| divyanshu-iitian/ContextFlux Task-adaptive repository context engine for coding agents: local MCP, exact token budgets, | 1 | Codex, OpenCode | 1 | 129 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 |
| frankxai/awesome-agentic-income Web-first catalog of agent-product delivery, metering, billing, attribution, and governanc | 1 | Codex, OpenCode | 1 | 358 tok |
| andy-spike/skills | 1 | Codex, OpenCode | 1 | 147 tok |
| otis22/vetmanager-mcp MCP server for Vetmanager veterinary clinic management — 101 tools, bearer auth, self-host | 1 | Claude Code, Codex, OpenCode | 16 | 13,273 tok |
| frankxai/awesome-cosmos-ai-agents Web-first astronomy, mission-data, astrodynamics, and scientifically grounded AI-agent cat | 1 | Codex, OpenCode | 1 | 358 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 |
| Gnidreve/Genesis-World-MCP MCP-Server für CAS genesisWorld – bringt das CRM als Tools, Flows und Ressourcen direkt in | 1 | Codex, OpenCode | 1 | 9,106 tok |
| RodrigoSiliunas/hermes-claude-bridge Bridge Hermes Agent ↔ Claude Code CLI — delegate coding tasks with zero Anthropic API cost | 1 | Claude Code, Codex | 1 | — |
| narumiruna/telegram-bot | 1 | Codex, OpenCode | 2 | 865 tok |
| killo3967/todolist-mcp | 1 | Claude Code, Codex | 1 | — |
| MausRundung/mcp-explorer jansky-design.com Model Context Protocol server providing advanced file system operations, regex search, imp | 1 | Codex, OpenCode | 1 | 1,035 tok |
| rolfsormo/mist-mcp-server MCP Server for Juniper Mist | 1 | Codex, OpenCode | 1 | 906 tok |
| iushv/linkedin-agent-mcp | 1 | Claude Code, Codex, OpenCode | 9 | 2,071 tok |
| drmf-cz/claude-beacon Claude Code MCP channel plugin — pushes GitHub Actions CI/CD results into running Claude C | 1 | Claude Code, Codex, OpenCode | 5 | 5,239 tok |
| MajesteitBart/writer_mcp Writer MCP offers a comprehensive suite of tools for technical marketing content creation, | 1 | Codex, OpenCode | 1 | 3,862 tok |
| djmoore711/brandfetch-mcp brandfetch.com Python MCP server for Brandfetch that fetches brand data (logos, colors, details) by domai | 1 | Codex, OpenCode | 1 | 4,778 tok |
| alexyangjie/mcp-server-multi-fetch Extending mcp-server-fetch with parallel browsing | 1 | Claude Code, Codex, OpenCode | 2 | 1,726 tok |
| vsoneji/schwab-mcp Schwab MCP server that enables AI assistants like Claude to retrieve and interact with you | 1 | Codex, OpenCode | 1 | 69 tok |
| toomy1992/wealthfolio-mcp MCP Server For Wealthfolio | 1 | Codex, OpenCode | 1 | 6,726 tok |
| theepicsaxguy/opencollective-hetzner-mcp | 1 | Claude Code, Codex, OpenCode | 2 | 4,832 tok |
| geuneda/geuneda-mcp-unity Unity Editor MCP server — a plugin integrating AI IDEs such as Cursor, Claude Code, Codex, | 1 | Claude Code, Codex, OpenCode | 2 | 4,202 tok |
| bhf/st-k8s sanjeev.pages.dev View and chat to your K8s cluster & application logs. K9s themed dashboard, REST API+MCP s | 1 | Claude Code, Codex, GitHub Copilot | 5 | 1,022 tok |
| voidtype/slsk_mcp | 1 | Claude Code, Codex, OpenCode | 2 | 581 tok |
| the-single-gentlemans-club/storybook-mcp A Model Context Protocol (MCP) server for Storybook story generation, component analysis, | 1 | Claude Code, Codex, GitHub Copilot | 5 | 2,141 tok |
| akopper/ollama-websearch-mcp MCP server for Ollama web search and web fetch APIs. Enables AI assistants like Claude Des | 1 | Codex, OpenCode | 1 | 1,211 tok |
| zarfld/presonus-studiolive-mcp MCP server using featherbear / presonus-studiolive-ap | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 67 | 61,377 tok |
| skycaier/sky-windows-remote-executor MCP-native Windows remote execution service with Web UI and FastAPI | 1 | Claude Code, Codex, OpenCode | 2 | 724 tok |
| gian-reto/print-blocks gian-reto.github.io Print on ESC/POS thermal printers over HTTP or MCP. | 1 | Codex, OpenCode | 1 | 1,654 tok |
| Iziedking/Agent-QA agentsqa.xyz A private, portable memory for AI agents. | 1 | Claude Code, Codex | 17 | — |
| SilenceEchoLab/PhantomHand An extremely simple and lightweight browser-control engine designed for large language mod | 1 | Claude Code, Codex, OpenCode | 2 | 1,517 tok |
| Kayforkind/book-guide-mcp Book Guide MCP — Ship improvements with books your agents can run. Playbooks, citations, S | 1 | Codex, OpenCode | 1 | 585 tok |
| rrizwan98/lara-marketing-connector Lara Marketing Connector - remote MCP server (45 marketing skills + orchestration logic) f | 1 | Claude Code, Codex, OpenCode | 2 | 35 tok |