43,813 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 agents7,750Claude Code6,665Data and AI3,660Backend and APIs3,501Languages3,396Git and workflow3,240Planning3,237Code review2,765Testing2,405Memory and context2,365Writing and docs2,337DevOps and cloud2,319Research2,286Frontend2,267Security2,044Project management1,742
All Claude Code31,993 Codex23,503 OpenCode22,448 GitHub Copilot3,567 Gemini CLI1,915 Cursor1,740 Windsurf150 Kiro86
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| us-all/openmetadata-mcp-server OpenMetadata MCP server — 156 tools for metadata management, lineage, semantic search, dat | 0 | Claude Code | 1 | 3,668 tok |
| slideless-ai/mcp slideless-mcp.vercel.app Slideless MCP server (Cloudflare Worker) — wraps the Slideless HTTP API as Model Context P | 0 | Claude Code | 1 | 1,852 tok |
| BadRooBot/test_m | 0 | Codex, OpenCode | 1 | 3,412 tok |
| BowenXU0126/aistudio_hw3 Homework3 for aistudio | 0 | Codex, OpenCode | 1 | 4,099 tok |
| JMoak/chrono-mcp Time access and calculations mcp written in typescript available via npx. | 0 | Claude Code, Codex, OpenCode | 2 | 1,583 tok |
| Phionx/mcp-hello-server MCP Hello Server - A simple Model Context Protocol server built with Smithery | 0 | Codex, OpenCode | 1 | 4,099 tok |
| afgong/sqlite-mcp-server Building a simple SQLite MCP server | 0 | Claude Code | 1 | 491 tok |
| blacklotusdev8/test_m | 0 | Codex, OpenCode | 1 | 3,412 tok |
| callmybot/domoticz | 0 | Codex, OpenCode | 1 | 3,862 tok |
| callmybot/hello-mcp-server | 0 | Codex, OpenCode | 1 | 3,862 tok |
| dsharipova/mcp-hw | 0 | Codex, OpenCode | 1 | 4,099 tok |
| jenniferjiang0511/MIT-AI-studio-HW3 MCP server | 0 | Codex, OpenCode | 1 | 4,099 tok |
| keremurat/mcp | 0 | GitHub Copilot | 1 | 1,368 tok |
| miguelgarzons/mcp-cun | 0 | Codex, OpenCode | 1 | 3,412 tok |
| plainyogurt21/sec-edgar-mcp sec-edgar-mcp.amorelli.tech A SEC EDGAR Model Context Protocol (MCP) Server | 0 | Claude Code, Gemini CLI | 2 | 114 tok |
| rfdez/pvpc-mcp-server esios.ree.es Retrieve daily PVPC electricity tariffs for 2.0 TD consumers, published by Red Eléctrica. | 0 | Codex, OpenCode | 1 | 538 tok |
| shoumikdc/arXiv-mcp smithery.ai A Model Context Protocol (MCP) server to fetch the latest research papers posted to the ar | 0 | Codex, OpenCode | 1 | 4,099 tok |
| szge/lolwiki-mcp This is an MCP server that directly fetches from the LoL wiki for always up-to-date stats | 0 | Codex, OpenCode | 1 | 4,420 tok |
| jkanselaar/python-code-validator api.statemind.ai Validate, repair and sandbox-run AI-generated Python. | 0 | Codex, Gemini CLI, OpenCode | 2 | 1,341 tok |
| ericshenus/us-property-hazard-risk MCP server that assesses natural hazard exposure, flood, wildfire, earthquake, coastal pro | 0 | Claude Code | 1 | — |
| sallim-app/contract-compass contract.sallim.app Contract Compass — a decision-support tool for public procurement methods (National Contra | 0 | Claude Code | 1 | 1,738 tok |
| vk0dev/agent-cost-mcp Local-first Claude Code cost analyzer. Parses JSONL session logs to surface per-tool spend | 0 | Claude Code | 1 | 273 tok |
| w8s/w8s-astro-mcp Personal astrological MCP server — natal charts, transits, aspect analysis, composite & Da | 0 | Codex, OpenCode | 1 | 2,878 tok |
| webweaver-nexus/webweaver-mcp-server webweaver-nexus.vercel.app MCP server exposing WebWeaver Nexus services (waitlist signup with embedded MCP App UI, pr | 0 | Claude Code | 1 | 2,587 tok |
| whitestone1121-web/signalbrain Trust layer for governed software changes: executable receipts, objective re-scoring, cali | 0 | Codex, OpenCode | 1 | 415 tok |
| turnale-app/turnale turnale.app Client integration manifests for Turnale — run recreational racket-sport tournaments from | 0 | Gemini CLI | 1 | 226 tok |
| dotts-h/twiceshy twiceshy.app Once bitten, twice shy — a shared memory of validated engineering traps, dead-ends and fix | 0 | Claude Code, Codex, OpenCode | 6 | 872 tok |
| josebarnetche/consignatarias-next consignatarias.com.ar consignatarias.com.ar — directorio de consignatarias, market intelligence y API pública pa | 0 | Claude Code | 2 | 4,122 tok |
| capitalthought/yeehaw-mcp Agent-first Austin events concierge — public MCP server (find_events, overview) at yeehaw. | 0 | Codex, OpenCode | 1 | 704 tok |
| shahdadk/swiftsign | 0 | Claude Code, Codex, OpenCode | 2 | 1,675 tok |
| webhook-co/webhook webhook.co Capture, inspect, replay and deliver webhooks. Open source, with a free permanent signed U | 0 | Claude Code, Codex, Cursor, OpenCode | 25 | 2,669 tok |
| marian-kamenistak/mentoring-inquiry-builder marian.coach MCP server: build your engineering-leadership mentoring inquiry with Marian Kamenistak fro | 0 | Claude Code | 1 | 1,388 tok |
| RCOLKITT/AccountingQB-MCP accounting-qb-mcp.vercel.app MCP for bookkeeping and tax prep | 0 | Claude Code | 1 | 475 tok |
| aicontentdrop/aicontentdrop Official CLI and agent toolkit for AI Content Drop (aicontentdrop.com) — AI video generati | 0 | Codex, OpenCode | 1 | 904 tok |
| azmartone67/dchub-backend | 0 | Claude Code | 3 | 1,943 tok |
| timememe/woclub worldorder.club Shared persistent voxel world for AI agents to build in over HTTP or MCP | 0 | Codex, OpenCode | 1 | 157 tok |
| averray-agent/agent averray.com Agent-native work rail on Polkadot Hub: escrowed USDC bounties, machine-readable onboardin | 0 | Codex, OpenCode | 1 | 2,777 tok |
| Black-Swan-Causal-Labs/target-mcp | 0 | Claude Code | 1 | — |
| chenyuan35/aineedhelpfromotherai aineedhelpfromotherai.com Failure intelligence and shared debugging memory for AI coding agents | 0 | Claude Code, Codex, OpenCode | 8 | 2,183 tok |
| Checkmarx/cx-agentic-ai checkmarx.com Checkmarx Marketplace for agentic solutions | 0 | Gemini CLI | 1 | 1,546 tok |
| Considus/pagespeed-insights-mcp considus.com Local MCP server and CLI for Google PageSpeed Insights. Reports the median of several DIST | 0 | Codex, OpenCode | 1 | 1,180 tok |
| convexvalue/cvforge-docs | 0 | Codex, OpenCode | 1 | 368 tok |
| praeceptor-thesis/skill-builder-landing | 0 | GitHub Copilot | 1 | 54 tok |
| DOOMSCROLLR/mcp mcp.doomscrollr.com MCP server for DOOMSCROLLR — let AI agents build owned-audience websites, storefronts, new | 0 | Claude Code, Codex, OpenCode | 2 | 832 tok |
| Dreambooth-Studio/dreambooth-mcp | 0 | Claude Code | 3 | — |
| dribbaengineering/dribba dribba.com Official SDK, CLI, MCP server and agent skills for the Dribba public API — no API key requ | 0 | Codex, OpenCode | 1 | 1,297 tok |
| Eveoy/eveoy-mcp mcp.eveoy.com Inbound sales rep for AI agents: learn about Eveoy, get a quote, and buy $24.99 verified i | 0 | Claude Code | 1 | 1,103 tok |
| WYRE-AI/salesbuildr-mcp conduit.wyre.ai MCP server for SalesBuildr — quotes, products, clients, and sales pipeline tools for AI as | 0 | GitHub Copilot | 1 | 858 tok |
| ynishi/outline-mcp Tree-structured session guide & checklist as an MCP server | 0 | Claude Code | 1 | 384 tok |
| zNetinho/plugin-sentinel-mcp | 0 | Codex, Cursor, OpenCode | 2 | 623 tok |