23,799 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| s9hn/figma-compaction-mcp MCP bridge that prunes Figma design context into compact plain-text context for agents | 2 | Codex, OpenCode | 1 | 498 tok |
| tristanmanchester/sifs Extremely fast hybrid code search for agents. | 2 | Codex, OpenCode | 1 | 259 tok |
| kruschdev/pg-git-mcp A PostgreSQL-backed Git implementation and semantic memory MCP server for AI coding agents | 2 | Codex, OpenCode | 1 | 807 tok |
| joshdougall/memory-mcp Valkey-backed MCP memory server for AI agents — persistent, searchable, versioned cross-se | 2 | Codex, OpenCode | 1 | 1,040 tok |
| paulieb89/uk-property-mcp | 2 | Claude Code, Codex, OpenCode | 5 | 1,272 tok |
| theobjectivedad/powersearch-mcp PowerSearch MCP helps AI agents search and retrieve content from the public web with fewer | 2 | Codex, GitHub Copilot, OpenCode | 2 | 1,562 tok |
| kitimark/claudeai-mcp-bridge Bridge claude.ai connectors (Slack, Atlassian, Gmail, Calendar) into any MCP client with z | 2 | OpenCode | 4 | — |
| sydasif/nornir-mcp-server Nornir MCP Server provides a specialized set of tools for network engineers and AI agents | 2 | Claude Code, Codex, OpenCode | 2 | 840 tok |
| neutral-Stage/gmail-mcp-server neutral-stage.github.io A powerful Gmail MCP server for AI agents — search, read, send, organize emails via Claude | 2 | Codex, OpenCode | 1 | 1,398 tok |
| ghost-maxi/fivem-enhanced-mcp Unofficial, source-grounded MCP server and Codex skill for framework-neutral FiveM develop | 2 | Codex, OpenCode | 1 | 445 tok |
| yushulx/simple-dynamsoft-mcp npmjs.com MCP (ModeContext Protocol) server that enables AI assistants to write correct code with Dy | 2 | Codex, OpenCode | 1 | 2,364 tok |
| bojanrajkovic/mcp-paprika | 2 | Claude Code, Codex, OpenCode | 4 | 2,918 tok |
| shuji-bonji/houki-egov-mcp npmjs.com An MCP server for using Japanese laws and regulations (e-Gov Law Search / Law API v2) from | 2 | Codex, OpenCode | 1 | 2,617 tok |
| twinity1/better-confluence-mcp MCP server for confluence adjusted to work better with coding agents | 2 | Claude Code, Codex, OpenCode | 2 | 2,384 tok |
| Kemetra/Seshat-BI pypi.org Readiness system that lets AI agents build your BI pipeline but never approve it -- eviden | 2 | Claude Code, Codex, OpenCode | 61 | 2,798 tok |
| chiyan11/glm-4.6v-flash-mcp | 2 | Codex, OpenCode | 1 | 487 tok |
| biocontext-ai/protocol-mcp Wet lab protocol retrieval MCP server, including protocols.io | 2 | Claude Code, Codex, OpenCode | 2 | 68 tok |
| Tehnolabs/pixelforge-mcp AI-powered image generation, editing, and analysis MCP server using Google's Gemini models | 2 | Claude Code, Codex, OpenCode | 2 | 4,372 tok |
| psam-717/psamvault-mcp | 2 | Claude Code, Codex, OpenCode | 2 | 5,478 tok |
| Kos-M/tempus-mcp MCP server for Toggl Track - time entries, projects, workspaces, and time slot management | 2 | Codex, OpenCode | 1 | 328 tok |
| wanghehacker/cocos-mcp | 2 | Codex, OpenCode | 1 | 150 tok |
| hoainho/ohmyperf hoainho.github.io Real-machine, real-browser web perf measurement with ~99% iframe coverage. LLM-native + AI | 2 | Claude Code, OpenCode | 8 | — |
| sandraschi/plexmcp Talk to your Plex library from Claude — FastMCP server + Tauri desktop app + web UI for br | 2 | Claude Code, Codex, Cursor, OpenCode | 6 | 2,715 tok |
| sandraschi/ittybittyvideos tiny tool, big videos. topic in, video out. no film degree required. webapp, windows app a | 2 | Claude Code, Codex, OpenCode | 2 | 1,001 tok |
| boonkgim/mcp-google-contacts Remote MCP server for Google Contacts on Cloudflare Workers, for use as a claude.ai custom | 2 | Claude Code, Codex, OpenCode | 2 | 45 tok |
| sorryorc/mcp-codex-worker sorryorc.github.io Make Codex stop eating giant diffs: delegate heavy Claude Code loops to cheap gateways and | 2 | Claude Code, Codex, OpenCode | 16 | 389 tok |
| draekien-industries/membank Memory for your LLM | 2 | Claude Code, Codex, OpenCode | 7 | 2,057 tok |
| luizhbesper/react-native-mcp luizhbesper.github.io MCP server for React Native development — unified device control, Metro/Hermes runtime bri | 2 | Claude Code, Codex, OpenCode | 2 | 732 tok |
| Morphicai/harness-fe The agent that built it never leaves. A source-aware harness for every AI-built app — sour | 2 | Codex, OpenCode | 1 | 82 tok |
| crowterliam/2d6mcp jupiter.industries AI GM Assistant — system-agnostic 2d6 TTRPG rules engine, dice roller, Discord bot, and MC | 2 | Claude Code, Codex, OpenCode, Windsurf | 8 | 9,741 tok |
| omelet-ai/tms-dev-mcp MCP server for developing TMS(Transportation Management Systems) using Omelet & iNavi's AP | 2 | Claude Code, Codex, OpenCode | 2 | 3,070 tok |
| astrobleem/mame-mcp | 2 | Codex, OpenCode | 1 | 291 tok |
| emreycolakoglu/taskforge Full-stack task tracker: NestJS REST + MCP Server + Kanban SPA. Agents and humans collabor | 2 | Claude Code, Codex, OpenCode | 2 | 7,169 tok |
| ArtiPyHeart/mcp-ebook-read | 2 | Codex, OpenCode | 1 | 1,699 tok |
| Bollard-db/Bollard bollard-beta.vercel.app Safe, stateful database access layer for AI editors and MCP clients (Cursor, VS Code, Clau | 2 | Claude Code, Codex, OpenCode | 2 | 391 tok |
| borysttk/auth-vault-template 🧩 Template auth-vault — MCP credential management server, clean version to fork and adapt | 2 | Codex, OpenCode | 1 | 3,420 tok |
| wishsoul/sf-symbol-mcp | 2 | Codex, OpenCode | 1 | 160 tok |
| kkaminsk/NotebookLM-MCP Building another MCP. | 2 | Claude Code, Codex, OpenCode | 5 | 286 tok |
| hlebtkachenko/moneys3-mcp MCP server for Money S3 accounting (www.moneys3.cz) — invoices, contacts, stock, banking, | 2 | Codex, OpenCode | 1 | 424 tok |
| N283T/chimerax-mcp-plus | 2 | Codex, OpenCode | 1 | 302 tok |
| rohanvinaik/ModelAtlas Google for open-source AI models — search by what you mean, not by keywords | 2 | Claude Code, Codex, OpenCode | 8 | 2,282 tok |
| hardyjosh/raindex-mcp | 2 | Codex, OpenCode | 1 | 625 tok |
| sinmb79/KCSC-MCP KCSC-MCP — uses documents on construction standards (such as specifications) provided by t | 2 | Codex, OpenCode | 1 | 1,422 tok |
| Cloud-Temple/mcp-tools Serveur MCP — Bibliothèque centrale d'outils exécutables pour agents IA Cloud Temple | 2 | Claude Code, Codex, OpenCode | 2 | 279 tok |
| flyinglimao/mcp-server-memos npmjs.com MCP server for Memos - a privacy-focused note-taking application | 2 | Codex, OpenCode | 1 | 1,274 tok |
| elephant-xyz/elephant-mcp elephant-mcp-two.vercel.app | 2 | Codex, Cursor, OpenCode | 2 | 1,807 tok |
| getlien/lien lien.dev Local-first semantic code search for AI coding assistants. Indexes your codebase with loca | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 7,645 tok |
| Wenri/siyuan-mcp OAuth authentication proxy for MCP servers using Cloudflare Access | 2 | Codex, OpenCode | 1 | 6,918 tok |
| technicallypete/outreacher Boilerplate AI MCP+SaaS LLM foundation with use-case as an AI-powered lead management CRM | 2 | Claude Code, Codex, OpenCode | 2 | 3,434 tok |
| kubachour/mobile-growth-mcp npmjs.com An MCP based on specific mobile growth knowledge, mainly for Claude code to make growth ma | 2 | Claude Code, Codex, OpenCode | 2 | 2,956 tok |