23,251 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 agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| obrien-matthew/mcp-spotify pypi.org MCP server for Spotify -- playlist building, playback control, and music discovery for Cla | 0 | Claude Code, Codex, OpenCode | 2 | 295 tok |
| nikolasbarwicki/mcp-prompt-lab Prompt evaluation workbench as an MCP server — run evals, compare providers, and test as | 0 | Claude Code, Codex, OpenCode | 2 | 241 tok |
| RyanDam/EssentialMCP EssentialMCP for local LLM | 0 | Codex, OpenCode | 1 | 556 tok |
| celfons/mcp | 0 | Codex, OpenCode | 1 | 360 tok |
| ncleton-petitmaker/greenweez-mcp Unofficial Greenweez MCP server and CLI with verified cart mutations. | 0 | Claude Code, Codex, OpenCode | 2 | 1,771 tok |
| seepine/minimax-coding-plan-mcp Mcp Server For MiniMax of web_search and understand_image | 0 | Codex, OpenCode | 1 | 55 tok |
| 84emllc/google-calendar-mcp MCP server for Google Calendar - event management via Model Context Protocol | 0 | Claude Code, Codex, OpenCode | 8 | 2,496 tok |
| greybeam/mcp Greybeam MCP server | 0 | Claude Code, Codex, OpenCode | 2 | 2,506 tok |
| PirAhmedShah/Super-Productivity-MCP MCP server for Super Productivity. Manage tasks, projects, tags via AI assistants | 0 | Claude Code, Codex, OpenCode | 16 | 984 tok |
| XamuAvila/chrome-workflows Claude workflows for testing in claude chrome and improve testing with Playwright and Brow | 0 | Claude Code, Codex, OpenCode | 10 | 1,786 tok |
| shelizi/coding-tools-mcp coding-tools-mcp | 0 | Claude Code, Codex, Cursor, OpenCode | 11 | 2,084 tok |
| itsnotrwanman/croncron croncron.vercel.app The easiest way to run cron jobs — plain-English schedules, auto logs & history, missed-ru | 0 | Codex, OpenCode | 1 | 565 tok |
| humbertolvarona/opencode-web-audit-mcp-python OpenCode Web Audit MCP | 0 | Codex, OpenCode | 1 | 253 tok |
| ncleton-petitmaker/carrefour-drive-mcp Carrefour Drive MCP and CLI backed exclusively by an isolated Carrefour web session in Cam | 0 | Claude Code, Codex, OpenCode | 2 | 266 tok |
| verginglabs/mcp | 0 | Codex, OpenCode | 1 | 204 tok |
| JustUzair/diligence-ai-order-ops-mcp | 0 | Codex, OpenCode | 1 | 1,715 tok |
| 757607106/gjp-cyb-mcp | 0 | Codex, OpenCode | 1 | 2,007 tok |
| senseiBas/mcp-server | 0 | Codex, OpenCode | 1 | 2,238 tok |
| haliphax-ai/openclaw-tools-mcp-server MCP server that exposes OpenClaw tools to ACP agents (Kiro, Codex, Claude Code, etc.) | 0 | Codex, OpenCode | 1 | 814 tok |
| u9401066/academic-figures-mcp Academic figure generation MCP server for AI agents — turn papers into publication-ready m | 0 | Claude Code, Codex, GitHub Copilot, OpenCode | 43 | 2,813 tok |
| clchinkc/document-mcp Model Context Protocol Tools for Document Management | 0 | Claude Code, Codex, OpenCode | 33 | 10,059 tok |
| cybrium-ai/mcp-server MCP server for Cybrium security tools — SAST, secrets, IaC, K8s, supply-chain. Works with | 0 | Codex, OpenCode | 1 | 582 tok |
| rex/mcp-apple-reminders MCP server for Apple Reminders. Full CRUD via EventKit, no shortcuts hacks. | 0 | Claude Code, Codex, Gemini CLI, OpenCode | 26 | 3,552 tok |
| tripcher/canon | 0 | Codex, OpenCode | 1 | 3,773 tok |
| zhitongblog/unflick A video player for humans and AI | 0 | Claude Code, Codex, OpenCode | 2 | 12,431 tok |
| kardaj/openapi-tools-mcp MCP server powered by fastMCP for inspecting local OpenAPI specs. It exposes tools for lis | 0 | Codex, OpenCode | 1 | 251 tok |
| Veedubin/Super-Memory-TS TypeScript implementation of Super-Memory MCP server with local embeddings and vector sear | 0 | Codex, OpenCode | 1 | 1,852 tok |
| thebtf/pr-review-mcp | 0 | Claude Code, Codex, OpenCode | 2 | 2,902 tok |
| fvanevski/gh_mcp | 0 | Codex, OpenCode | 1 | 3,350 tok |
| v0o0v/assetcache-mcp | 0 | Claude Code, Codex, OpenCode | 2 | 4,848 tok |
| MolCrafts/molmcp MCP Infrastructure for MolCrafts | 0 | Claude Code, Codex, OpenCode | 2 | 2,963 tok |
| nikondrat/cctx-mcp MCP server for AI agents: code structure instead of a wall of text. smart_read, find_symbo | 0 | Claude Code, Codex, Cursor, OpenCode | 13 | 1,561 tok |
| major/ldap-mcp | 0 | Codex, OpenCode | 1 | 982 tok |
| sinnhirl/cdt-smart-snapshot Token-efficient snapshot MCP server for Chrome DevTools Protocol: smart_snapshot, snapshot | 0 | Codex, Cursor, OpenCode | 2 | 618 tok |
| klx1204/SiliconFlow-Vision-MCP | 0 | Codex | 1 | — |
| azgem102-max/obsidian-excalidraw-universal-mcp Let Claude and Codex write and draw inside Obsidian, with support for popular Excalidraw s | 0 | Claude Code, Codex, OpenCode | 2 | 4,228 tok |
| Oryntai/AgentLink Encrypted peer-to-peer conversation bridge for local Codex and Claude agents — no model AP | 0 | Codex, OpenCode | 1 | 1,278 tok |
| ExaDev/document-mcp MCP server exposing documents.js's document conversion, editing, and .odb functionality as | 0 | Claude Code, Codex, OpenCode | 2 | 4 tok |
| vnikhilbuddhavarapu/postgresql-mcp PostgreSQL MCP Server | 0 | Codex, OpenCode | 1 | 441 tok |
| hope4b/mcp MCP server for working with Onto | 0 | Codex, OpenCode | 1 | 708 tok |
| iMayuuR/contexthub | 0 | Claude Code, Codex, OpenCode | 2 | 3,988 tok |
| Substrate-memory/codex-substrate-memory Substrate organizational memory for OpenAI Codex: MCP tools plus notify-hook capture. | 0 | Codex, OpenCode | 1 | 83 tok |
| zierocode/pir2-academy-sheets-reader-mcp Read-only local Google Sheets MCP Bundle built for PiR2 Academy Advanced Claude Cowork | 0 | Codex, OpenCode | 1 | 181 tok |
| cyberbird2048/gbrainmcp-clean Privacy-cleaned GBrain MCP - Personal knowledge brain with hybrid RAG search | 0 | Codex, OpenCode | 1 | 1,416 tok |
| justguy/hoplon Deterministic repository boundaries for AI coding agents and the humans who direct them. | 0 | Codex, OpenCode | 1 | 512 tok |
| scorellis/secretsminter Value-blind secrets-minter that stands up self-maintaining secret rotation, exposed to AI | 0 | Codex, OpenCode | 1 | 1,169 tok |
| ALLezSung/MCP-Control | 0 | Claude Code, Codex, OpenCode | 2 | 3,331 tok |
| LCV-Ideas-Software/cross-review cross-review.lcv.dev Full-API MCP server for multi-model cross-review with unanimous convergence gates. | 0 | Claude Code, Codex, OpenCode | 2 | 2,199 tok |
| dalcontak/blogger-mcp-server | 0 | Codex, OpenCode | 1 | 1,643 tok |
| kevinbolanos00/constructora-mcp | 0 | Codex, OpenCode | 1 | 1,591 tok |