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 |
|---|---|---|---|---|
| fedec65/BetterCallClaudeMCP_Italy | 2 | Codex, OpenCode | 1 | 1,244 tok |
| antonpinchuk/mobile-mcp-opengl MCP for OpenGL Android Development and Automation (Unity, Unreal Engine, Cocos2d-x, libGDX | 2 | Codex, OpenCode | 1 | 456 tok |
| zenworksza/devMCP | 2 | Codex, OpenCode | 1 | 2,352 tok |
| sushilti80/datadog-mcp Model Context Protocol (MCP) server that provides AI agents with seamless access to Datado | 2 | Codex, GitHub Copilot, OpenCode | 2 | 8,835 tok |
| Supermancho-git/godot_mcp | 2 | Codex, OpenCode | 1 | 1,829 tok |
| dvgamerr-app/gokub-mcp dvgamerr.app 🚀 Model Context Protocol (MCP) server for Bitkub Cryptocurrency Exchange API - Connect Cl | 2 | Claude Code, Codex, OpenCode | 2 | 1,403 tok |
| dajiaohuang/shuiyuan-mcp Shuiyuan Discourse MCP with cookie login launchers | 2 | Codex, OpenCode | 1 | 1,471 tok |
| ZenlixAI/hitl-mcp A production-ready, state-persistent MCP server for Human-in-the-Loop (HITL) interaction. | 2 | Claude Code, Codex | 13 | — |
| ranbo12138/mcp-image-gen | 2 | Codex, OpenCode | 1 | 2,111 tok |
| Huleinpylo/kali-agents-mcp | 2 | Claude Code, Codex, OpenCode | 9 | 3,290 tok |
| ilharp/webview-devtools-mcp DevTools for any WebView — no remote-debugging port required. Works in Safari/iOS WebView/ | 2 | Codex, OpenCode | 1 | 761 tok |
| sathyaceg/tfl-mcp-server | 2 | Codex, OpenCode | 1 | 630 tok |
| ArtrixTech/mcp-server-nyantify An MCP server that notifies you when your agent got things done. | 2 | Codex, OpenCode | 1 | 1,503 tok |
| redgreat/db_mcp_server Centralized database management MCP server | 2 | Claude Code, Codex | 2 | — |
| estebanjosse/mcp-server-template A minimal, production-ready implementation of a Model Context Protocol (MCP) using the off | 2 | Claude Code, Codex, OpenCode | 11 | — |
| dinglebear-ai/rytdl npmjs.com Rust MCP server and CLI for yt-dlp media search/downloads, metadata tagging, transfer queu | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 3,626 tok |
| IFTTT/ifttt-plugins ifttt.com Official IFTTT plugins for AI clients — automate hundreds of services from your agent via | 2 | Claude Code, Codex, OpenCode | 2 | 1,007 tok |
| Fortytwoo/codex-tencent-connectors Codex plugin for WeCom, QQ Mail, and Tencent Docs | 2 | Codex, OpenCode | 1 | 874 tok |
| coo1white/cool-workflow npmjs.com Get a saved, cited report from your AI agent | 2 | Claude Code, Codex, OpenCode | 3 | 13,737 tok |
| cyanheads/nonprofit-explorer-mcp-server npmjs.com Search and explore 1.8M+ US nonprofits, fetch Form 990 financials, and access IRS filing h | 2 | Claude Code, Codex, OpenCode | 2 | 9,700 tok |
| dong7812/dompruner-mcp MCP server — 97–99% HTML token reduction via DOM AST extraction. No API key, no Vector DB. | 2 | Claude Code, Codex, OpenCode | 2 | 335 tok |
| thomaschristory/catalyst-sdwan-super-mcp thomaschristory.github.io FastMCP server for Cisco Catalyst SD-WAN Manager (vManage), driven by the official OpenAPI | 2 | Claude Code, Codex, OpenCode | 2 | 7,183 tok |
| abhinavteja123/codemore codemore.tech The static analyzer your AI agent reads — 59 rules, MCP server, CLI, VS Code extension, Gi | 2 | Claude Code, Codex | 9 | — |
| asanabrial/leteo Persistent memory for AI coding agents. MCP server + lifecycle hooks that give Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 1,799 tok |
| cyanheads/medical-codes-mcp-server npmjs.com Decode, search, validate, and crosswalk US medical codes — ICD-10-CM, ICD-10-PCS, HCPCS Le | 2 | Claude Code, Codex, OpenCode | 2 | 12,036 tok |
| cyanheads/oecd-mcp-server npmjs.com Search, explore, and query 1,500+ OECD statistical datasets (national accounts, employment | 2 | Claude Code, Codex, OpenCode | 2 | 12,506 tok |
| cyanheads/openaq-mcp-server npmjs.com Find air-quality monitoring stations and read measured pollutant observations (PM2.5, PM10 | 2 | Claude Code, Codex, OpenCode | 2 | 11,920 tok |
| nblog/x64dbgMCP x64dbgMCP is a C++/CLI plugin embedding an MCP server into x64dbg (a vibe coding project; | 2 | Claude Code, Codex, OpenCode | 2 | 801 tok |
| cyanheads/guardian-mcp-server npmjs.com Search, browse, and retrieve full article text from The Guardian's journalism archive (199 | 2 | Claude Code, Codex, OpenCode | 2 | 11,934 tok |
| ntworm/ableton-mcp-server Debug-grade MCP server and MIDI Remote Script for Ableton Live | 2 | Claude Code, Codex, OpenCode | 2 | 1,909 tok |
| shuoubin/RAG-MCP-SERVER A RAG-MCP service project. | 2 | Claude Code, Codex | 6 | — |
| orange91pku/unity-ai-project-brain Open-source AI context engine for Unity projects: GitNexus code graph, Unity GUID/fileID s | 2 | Codex, OpenCode | 1 | 568 tok |
| Kodamonkey/PRESTO-mcp-server | 2 | Codex, OpenCode | 1 | 2,042 tok |
| imalvaroglez/mcp-memory-server | 2 | Codex, OpenCode | 1 | 2,329 tok |
| thu-west/xiyan_mcp_server A Model Context Protocol (MCP) server adapted from Alibaba's XiYanSQL framework, supportin | 2 | Codex, OpenCode | 1 | 712 tok |
| chaunsin/agent-skills Some practical agent skills for AI coding agents (Claude Code, Cursor, Copilot, Codex, etc | 2 | Claude Code, Codex, OpenCode | 2 | 829 tok |
| hightemp/go_computer_use_mcp_server MCP (Model Context Protocol) server in Go for computer automation. Uses robotgo library fo | 2 | Claude Code, Codex, OpenCode | 24 | 1,604 tok |
| palimkarakshay/abap-mcp MCP server for SAP ABAP: offline static analysis (abaplint), ABAP Cloud / Clean Core readi | 2 | Claude Code, Codex, OpenCode | 2 | 3,394 tok |
| frankxai/awesome-agent-operating-systems Web-first index of agent operating systems, coding agents, MCP, memory, and deploy tools. | 2 | Codex, OpenCode | 1 | 358 tok |
| comparedge/pricing-api comparedge.com Free REST API and MCP server for verified SaaS, AI, and LLM pricing across 490+ tools. Ope | 2 | Codex, OpenCode | 1 | 544 tok |
| hevangel/batch-review-mcp Batch code review tool powered by MCP, FastAPI, and React | 2 | Claude Code, Codex, Cursor, OpenCode | 2 | 900 tok |
| gabrielrojasnyc/anatomy-of-a-knowledge-base Runnable teaching implementation of the Cerebras knowledge-base architecture: one embeddin | 2 | Claude Code, Codex, OpenCode | 2 | 1,176 tok |
| frankxai/agentic-music-producer-os Agentic Music Producer OS — autonomous music-production workflows for AI-native producers. | 2 | Claude Code, Codex, OpenCode | 2 | 541 tok |
| Mitscherlich/skills | 2 | Claude Code, Codex, OpenCode | 2 | 1,850 tok |
| cyanheads/stackexchange-mcp-server npmjs.com Search Stack Exchange questions, fetch complete Q&A threads as clean markdown, browse tag | 2 | Claude Code, Codex, OpenCode | 2 | 10,960 tok |
| cyanheads/ris-austria-mcp-server npmjs.com Search Austrian consolidated federal & state law, court decisions, and the authentic Bunde | 2 | Claude Code, Codex, OpenCode | 2 | 11,608 tok |
| cyanheads/sports-mcp-server npmjs.com Get live scores, schedules, standings, team and player data for NFL, NBA, MLB, NHL, soccer | 2 | Claude Code, Codex, OpenCode | 2 | 11,760 tok |
| nguyenchiencong/local-docs-mcp A modular semantic search system with MCP integration for searching local documentation. | 2 | Codex, OpenCode | 1 | 733 tok |
| cyanheads/paleobiology-mcp-server npmjs.com Search fossil occurrences, resolve taxon fossil ranges, plot diversity through deep time, | 2 | Claude Code, Codex, OpenCode | 2 | 13,846 tok |
| cyanheads/smithsonian-mcp-server npmjs.com Search 14.5M Smithsonian Open Access objects across 20+ museums via MCP, and retrieve CC0 | 2 | Claude Code, Codex, OpenCode | 2 | 12,180 tok |