6,745 projects whose own agent configuration covers building agents. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jrb00013/mailnotmilk Shared agent mailbox MCP — Cursor, Claude Code, and friends post/read/reply across session | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 342 tok |
| duncanmcclean/freeagent-mcp Local, read-only MCP server for FreeAgent. Built on Laravel. | 2 | Claude Code, Codex, OpenCode | 7 | 4,092 tok |
| tmchao7/local-vision-mcp Give text-only coding agents (Claude Code, DeepSeek, Codex) local vision via Ollama — one | 2 | Claude Code | 1 | 2,137 tok |
| Huleinpylo/kali-agents-mcp | 2 | Claude Code, Codex, OpenCode | 9 | 3,290 tok |
| sawadari/requirements-mcp-server Autonomous development powered by Agentic OS | 2 | Claude Code | 20 | — |
| cyanheads/openfec-mcp-server npmjs.com Access FEC campaign finance data on candidates, money trails, and election filings via MCP | 2 | Claude Code, Codex, OpenCode | 2 | 16,662 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 | — |
| shuoubin/RAG-MCP-SERVER A RAG-MCP service project. | 2 | Claude Code, Codex | 6 | — |
| chaunsin/agent-skills Some practical agent skills for AI coding agents (Claude Code, Cursor, Copilot, Codex, etc | 2 | Claude Code, Codex, OpenCode | 2 | 1,002 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 |
| 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 | 17,600 tok |
| ilteoood/harness | 2 | Claude Code, Codex, OpenCode | 2 | 1,256 tok |
| krzemienski/shannon-mcp Claude Code MCP Server - A comprehensive Model Context Protocol server implementation buil | 2 | Claude Code | 1 | 1,029 tok |
| qloba/runbook-mcp-server | 2 | Claude Code | 1 | 1,044 tok |
| Inferno-Aditya/antigravity-mcp A powerful Model Context Protocol (MCP) server bridging the Google Antigravity SDK to ena | 2 | Claude Code, Codex | 1 | — |
| cedricziel/truenas-mcp MCP server for TrueNAS SCALE — read-first, per-session credentials, deployable as a TrueNA | 2 | Claude Code | 14 | — |
| chrischall/resy-mcp | 2 | Claude Code, Codex, OpenCode | 2 | 5,269 tok |
| cyanheads/epa-mcp-server npmjs.com Access EPA environmental data — facility compliance (ECHO), toxic releases (TRI), Superfun | 2 | Claude Code, Codex, OpenCode | 2 | 15,902 tok |
| cyanheads/fema-mcp-server npmjs.com Query FEMA disaster declarations, public assistance grants, housing aid, and NFIP flood in | 2 | Claude Code, Codex, OpenCode | 2 | 14,662 tok |
| hrtips/cvx CVX — structured input, professional output. YAML in, designed CV PDFs out, entirely on yo | 2 | Claude Code | 5 | — |
| linxule/durable-thinking Persistent Sequential Thinking MCP server on Cloudflare Workers + Durable Objects — though | 2 | Claude Code, Codex, OpenCode | 2 | 892 tok |
| sandraschi/overte-mcp Overte (classic Vircadia-lineage) MCP server + dashboard for domain admin and entity orche | 2 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 4 | 1,180 tok |
| stepankaiser/ccphoto Bridge your phone camera to Claude Code over the local network | 2 | Claude Code | 1 | 883 tok |
| hslee-cmyk/xcelium-mcp | 2 | Claude Code | 5 | 1,874 tok |
| Hoja-Solutions/agent-stdlib A standard library for building agents. | 2 | Claude Code, Codex, OpenCode | 1 | 969 tok |
| equinor/fusion-skills Fusion repo for agent skills | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 5,529 tok |
| Fandhe-AI/agent-cli-skills | 2 | Claude Code, Codex, OpenCode | 10 | 15,820 tok |
| ventusff/claude-model-guard 🚨 Claude Code statusline plugin that catches silent model downgrades — theme-proof full-w | 2 | Claude Code, Codex, OpenCode | 2 | 2,167 tok |
| raravel/Agent4Discord Remote Claude Code sessions through Discord — self-hosted bot with streaming, permissions, | 2 | Claude Code, Codex, OpenCode | 2 | 195 tok |
| alphabet/speak alphabetware.com A simple TTS plugin for claude code | 2 | Claude Code | 1 | 239 tok |
| plumpslabs/matcha plumpslabs.github.io 🍵 Deliberate engineering guidelines & deterministic lifecycle safety hooks to enforce pla | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 13 | 5,976 tok |
| itsasheruwu/Veo itsasheruwu.github.io A native, local-first macOS workspace for Codex, built around your projects and local CLI. | 2 | Claude Code, Codex, OpenCode | 2 | 3,887 tok |
| maxanatsko/agentic-voice Local, on-device voice notifications for coding agents (Claude Code, Codex CLI) — MCP tool | 2 | Claude Code, Codex, OpenCode | 2 | 1,140 tok |
| SimonGino/portage Run Claude Code on GLM, Codex CLI on DeepSeek, or either on your own Ollama — through one | 2 | Claude Code, Codex, OpenCode | 2 | 1,074 tok |
| takaoumehara/superforge-skill superforge-skill-docs.vercel.app Fourteen agent skills behind one thin router — right model tier per subagent. Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 179 tok |
| schmusch/roblox-ai-workflow Multi-tool SSOT skill set for AI-assisted Roblox game development — Claude Code, Gemini CL | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,065 tok |
| youwei792/agentsmd CI for your AI agent's instructions — generate a grounded AGENTS.md, validate every comman | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 573 tok |
| jaemk/mind jaemk.github.io A package manager for agent tooling: meld git repos of skills, agents, rules, and tools in | 2 | Claude Code | 3 | 5,044 tok |
| chf3198/copilot-governance Portable Copilot governance system: instructions, skills, agents, hooks — cloneable to any | 2 | Claude Code, GitHub Copilot, Gemini CLI | 6 | 4,672 tok |
| rmstxrx/maestro-mcp Multi-host machine fleet + AI agent orchestra MCP server | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 4,715 tok |
| ndcorder/claude-codex-team MCP server that bridges Claude Code to GPT Codex for adversarial brainstorming, code revie | 2 | Claude Code | 1 | 223 tok |
| PurdueRCAC/globus-mcp Model Context Protocol server implementation to manage Globus endpoints and transfers | 2 | Claude Code, Codex, OpenCode | 10 | 7,786 tok |
| developerz-ai/ai-gaming-agent-mcp | 2 | Claude Code, Codex, OpenCode | 10 | 5,601 tok |
| ShikeChen01/WindowsPC-MCP | 2 | Claude Code | 1 | 1,768 tok |
| aryxnsdfs/token-diet Local token-saving, intelligence-preserving context layer for Claude Code, Cowork, Codex a | 2 | Claude Code | 9 | — |
| Parra-Inc/feedback-mcp Free, open-source, self-hosted feedback collection with a built-in MCP server. One endpoin | 2 | Claude Code, Codex, OpenCode | 2 | 159 tok |
| zdx8637-gitdog/Xilinx_Vivado_MCP | 2 | Claude Code | 2 | 9,773 tok |
| ayushcodes10/echo-mem echo-mem.com Shared memory for AI agents on your own Postgres. The server never calls an LLM to write. | 2 | Claude Code | 11 | — |
| cyanheads/wsdot-mcp-server npmjs.com Query WA highway conditions, ferry schedules, vessel locations, toll rates, border waits, | 2 | Claude Code, Codex, OpenCode | 2 | 13,838 tok |
| cyanheads/attack-surface-mcp-server npmjs.com Passive external attack-surface mapping: CT subdomains, DNS, TLS, HTTP posture, RDAP/WHOIS | 2 | Claude Code, Codex, OpenCode | 2 | 17,564 tok |