23,310 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 agents7,642Claude Code6,648Data and AI3,676Backend and APIs3,504Languages3,399Planning3,222Git and workflow3,208Code review2,742Testing2,379Memory and context2,369Writing and docs2,323DevOps and cloud2,311Research2,290Frontend2,261Security2,025Productivity1,719
All Claude Code31,996 Codex23,310 OpenCode22,256 GitHub Copilot3,557 Gemini CLI1,917 Cursor1,739 Windsurf141 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| EthanDM/youtube-mcp Local YouTube MCP server for Codex with API-key research tools, local PKCE auth, owned-pla | 0 | Codex, OpenCode | 1 | 560 tok |
| ShashankEd/demo-mcp-server This is a very small Model Context Protocol (MCP) example. | 0 | Claude Code, Codex, GitHub Copilot | 3 | 166 tok |
| bartest5/alpacahq_alpaca-mcp-server | 0 | Codex, OpenCode | 1 | 1,528 tok |
| abelvalle/zar-jobs-ai-connector MCP-powered, read-only job connector for Codex and AI assistants | 0 | Codex, OpenCode | 1 | 172 tok |
| arr-mcps/radarr-mcp Model Context Protocol for Radarr/Radarr | 0 | Codex, OpenCode | 1 | 1,427 tok |
| trankhanh040147/chatgpt-mcp Cursor ↔ ChatGPT MCP handoff | 0 | Claude Code, Codex, Cursor, OpenCode | 10 | 1,566 tok |
| arr-mcps/sonarr-mcp Model Context Protocol for Sonarr/Sonarr | 0 | Codex, OpenCode | 1 | 1,418 tok |
| SomeNewKid/CaesarCipher A Foundry prompt agent which uses an MCP tool to encode a message using a Caesar shift. | 0 | Codex, OpenCode | 1 | 233 tok |
| GSA-TTS/mcp-server-usgs-nationalmap MCP Server for the USGS National Map APIs | 0 | Claude Code, Codex | 2 | — |
| arr-mcps/prowlarr-mcp Model Context Protocol for Prowlarr/Prowlarr | 0 | Codex, OpenCode | 1 | 1,257 tok |
| arr-mcps/seerr-mcp Model Context Protocol for seerr-team/seerr | 0 | Codex, OpenCode | 1 | 1,714 tok |
| soewal19/eracore-revit-mcp MCP Server for Autodesk Revit — BIM automation via LLM assistants | 0 | Claude Code, Codex, OpenCode | 2 | 4,708 tok |
| Ardaka/cursor-mcp-qa-agent A local MCP server, Cursor Agent rules, and safe reusable QA workflows in TypeScript. | 0 | Codex, OpenCode | 1 | 140 tok |
| arr-mcps/lidarr-mcp Model Context Protocol for Lidarr/Lidarr | 0 | Codex, OpenCode | 1 | 1,633 tok |
| briandconnelly/moonbridge Connect your coding agent with Kimi for fresh perspectives, rigorous reviews, and delegate | 0 | Claude Code, Codex, OpenCode | 6 | 3,036 tok |
| arr-mcps/autobrr-mcp Model Context Protocol for autobrr/autobrr | 0 | Codex, OpenCode | 1 | 1,539 tok |
| brightredchilli/terraform-docs Terraform docs search and mcp tool | 0 | Codex, OpenCode | 1 | 772 tok |
| Jeric-X/wd_tagger_mcp | 0 | Codex, OpenCode | 1 | 15 tok |
| khanglvm/figma-lens npmjs.com Independent CLI for inspecting Figma designs: find screens, read layout and typography, an | 0 | Codex, OpenCode | 1 | 527 tok |
| jaimeehd/personal-mcp Servidor MCP personalizado para orquestación de estaciones de trabajo Windows/Linux/macOS. | 0 | Codex, OpenCode | 1 | 13,150 tok |
| rixzkiye/codex-router Durable MCP control plane for long-running Codex agents | 0 | Codex, OpenCode | 1 | 221 tok |
| Zom31C/1confdb-knw | 0 | Claude Code, Codex, OpenCode | 2 | 4,164 tok |
| Lianheng-Y/codex-mcp-todo-assistant | 0 | Codex, OpenCode | 1 | 425 tok |
| RamidLab/mcp-service-template | 0 | Codex, OpenCode | 1 | 3,049 tok |
| zaccomode/up-bank-mcp A Cloudflare Workers-based MCP server for Up's API | 0 | Codex, OpenCode | 1 | 360 tok |
| lukaisailovic/remarkable-mcp | 0 | Claude Code, Codex, OpenCode | 2 | 702 tok |
| DBeidachazi/mcp-ssh MCP server for persistent SSH sessions | 0 | Codex, OpenCode | 1 | 2,939 tok |
| xiaogezi/taskcenter Local-first requirement radar for Codex and Claude sessions with MCP and hook integrations | 0 | Claude Code, Codex, OpenCode | 2 | 1,624 tok |
| AIEterprise/mcp-web-crawler mcp-web-crawler.vercel.app | 0 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| ZivSapir/customer-support-analyst-mcp Local MCP server for natural-language Q&A over support ticket data (DuckDB + SQL + FTS) | 0 | Codex, OpenCode | 1 | 156 tok |
| jetwind/mcp-context-forge mcp-context-forge copy | 0 | Claude Code, Codex, OpenCode | 2 | 14,064 tok |
| Klartika/gsc-mcp-server Google Search Console Insights with Claude AI for SEOs | 0 | Claude Code, Codex, OpenCode | 2 | 3,335 tok |
| hayatosc/microsoft-bypass-mcp | 0 | Codex, OpenCode | 1 | 745 tok |
| quochuy/ai-coord-mcp MCP server providing a shared task queue and coordination layer for independently-launched | 0 | Claude Code, Codex, OpenCode | 2 | 1,191 tok |
| adam5isalive/mist-mcp-server MCP server for Juniper Mist REST API — 22 curated tools, Marvis AI, WLAN CRUD, device mana | 0 | Codex, OpenCode | 1 | 1,724 tok |
| Sen-platotech/xiaohongshu-auto-ops-assistant Xiaohongshu content production, human review, and controlled publishing workflow with huma | 0 | Codex, OpenCode | 1 | 600 tok |
| SHENAO1/cuc-literature-mcp Local MCP and Codex Skill for CUC SCI literature search, verified PDF retrieval, and Tence | 0 | Codex, OpenCode | 1 | 850 tok |
| SagaSmithAI/SagaSmith-narrative-mcp System-neutral authoritative long-form narrative MCP for SagaSmith | 0 | Codex, OpenCode | 1 | 133 tok |
| forthy/effect-stateless-mcp | 0 | Codex, OpenCode | 1 | 588 tok |
| alexandreumatize/mcpanonimohealth Desidentificação local de documentos clínicos para uso seguro com agentes de IA | 0 | Claude Code, Codex, OpenCode | 2 | 1,088 tok |
| mwe-support/DingTalkMCP A self-deployed dingtalk mcp based on DingTalk official OpenAPI | 0 | Codex, OpenCode | 1 | 2,780 tok |
| ohnotnow/devnotes Tiny markdown dev notes for small teams - web UI, API and MCP server for agent capture and | 0 | Claude Code, Codex, OpenCode | 12 | 14,238 tok |
| aayushchouhan24/limitless-reign-mcp AI-Powered Discord Bot Control | 100+ Tools | Works with Claude, ChatGPT, Cursor | 0 | Claude Code, Codex, OpenCode | 3 | 731 tok |
| MrRolie/mm-ibkr-mcp Interactive Brokers MCP server for account monitoring, approvals, and basket trading | 0 | Claude Code, Codex, OpenCode | 5 | 939 tok |
| creative-nam/media-gen-mcp An MCP server that allows you to connect your AI Agent to free image and video generation | 0 | Claude Code, Codex, OpenCode | 5 | 2,182 tok |
| valrinx/raven-roblox-mcp A fast shared-daemon MCP bridge for Roblox executors, Codex, and multiple AI agents | 0 | Codex, OpenCode | 1 | 407 tok |
| Robgonzalez/tenarius-wiki-mcp Community MCP (unofficial) to query the public Tenarius RO wiki via AI agents | 0 | Codex, OpenCode | 1 | 783 tok |
| Miguel-Calhabeu/edisciplinas-mcp MCP para agentes de IA acessarem conteúdos do E-Disciplinas da USP com segurança | 0 | Claude Code, Codex, OpenCode | 2 | 125 tok |
| triplesixmir/reporecall Local-first, model-agnostic memory for coding agents. Markdown source of truth, disposable | 0 | Codex, OpenCode | 1 | 92 tok |
| arr-mcps/qbit_manage-mcp Model Context Protocol for StuffAnThings/qbit_manage | 0 | Codex, OpenCode | 1 | 1,582 tok |