43,786 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 agents7,720Claude Code6,662Data and AI3,665Backend and APIs3,500Languages3,396Planning3,238Git and workflow3,234Code review2,760Testing2,394Memory and context2,365Writing and docs2,333DevOps and cloud2,315Research2,289Frontend2,264Security2,036Project management1,736
All Claude Code31,986 Codex23,463 OpenCode22,407 GitHub Copilot3,565 Gemini CLI1,914 Cursor1,740 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mateogon/download-books-mcp MCP server for agent-driven LibGen and Z-Library book search/download with provider-neutra | 1 | Codex, OpenCode | 1 | 112 tok |
| HappyMonkeyAI/OpenUKPublicDataMCP OpenUKPublicDataMCP is a no-key-first Model Context Protocol server for useful UK public d | 1 | Codex, OpenCode | 1 | 421 tok |
| arthurkatcher/meta-mcp-manager Self-hosted Meta MCP Manager: one retrieval-first endpoint for many MCP servers | 1 | Codex, OpenCode | 1 | 1,586 tok |
| GeorgeStrakhov/mcpeasy the easiest way to set-up and self-host your own multi-MCP server with streamable http tra | 1 | Claude Code | 1 | 7,722 tok |
| clarity-contrib/tailwindcss-mcp-server MCP server for TailwindCSS utility classes, documentation, and project assistance with sup | 1 | Claude Code | 1 | 856 tok |
| lordbasilaiassistant-sudo/llmgine lordbasilaiassistant-sudo.github.io LLM-native game engine: attach a Mind (LLM), Eyes (vision) & Voice (neural TTS) to ANY ent | 1 | Claude Code | 2 | 507 tok |
| rodcoppi/switchboard-mcp Let your Claude Code (CLI) agents talk to each other — a local hub that connects independe | 1 | Claude Code | 1 | 2,278 tok |
| smhunt/skycut-drone-video-pipeline Local-first MCP server that turns raw drone footage into polished marketing cuts — scan, C | 1 | Claude Code | 1 | 1,999 tok |
| getmochify/mochify-cli mochify.app High-performance Rust CLI & MCP Server for bulk image compression (AVIF, WebP, JXL, HEIC). | 1 | Claude Code | 1 | 2,426 tok |
| sj18259360196-source/CodexBrowser Visible persistent Chromium runtime and MCP browser tools for Codex | 1 | Codex, OpenCode | 1 | 191 tok |
| MalcolmXavier7/orange-box MCP server for fal.ai's generative media API — 600+ image, video, audio & text models. | 1 | Claude Code | 1 | — |
| mtib/flash-cards-mcp Flash card MCP server | 1 | GitHub Copilot | 1 | 135 tok |
| gghammer/MCP_JLINK | 1 | Claude Code | 1 | 1,340 tok |
| JMET04/ai-apprentice jmet04.github.io AI Apprentice - a teachable, correctable, and traceable Agent plugin with reviewed visual | 1 | Codex, OpenCode | 1 | 14,761 tok |
| d-issy/mcp A Model Context Protocol (MCP) server providing comprehensive file operations | 1 | Claude Code | 1 | 1,313 tok |
| hkopenai/diagram-as-code-mcp-server This is a MCP server to provide mermaid js validation tools and prompt for MCP client | 1 | Gemini CLI | 1 | 75 tok |
| bsj-m-takigawa/eventos-mcp | 1 | Claude Code | 4 | 1,003 tok |
| jsilets/linkedin-outreach-agent Self-hosted, agent-driven LinkedIn outreach framework. Agentic control loop exposed over M | 1 | Claude Code | 1 | — |
| aniruddh-jammoria/renpho-health-mcp Sync your Renpho smart-scale data to local files and explore it from an AI agent through M | 1 | Claude Code | 1 | 129 tok |
| bowling233/opkit | 1 | Codex, OpenCode | 1 | 2 tok |
| RainRaini4/warframe-mcp | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,824 tok |
| prof-ramos/LeXML-mcp MCP server for LexML Brasil — legislative search, URN resolution, and service metadata. | 1 | Claude Code, Codex, OpenCode | 2 | 158 tok |
| projectcpu/project-cpu-mcp MCP server for Project CPU — AI agents interact with the game on behalf of players | 1 | Claude Code, Codex, OpenCode | 5 | 2,819 tok |
| guipmilek/despezzas-mcp MCP open-source e não oficial para dados financeiros do Despezzas, em Python/FastMCP, com | 1 | Codex, OpenCode | 1 | 651 tok |
| Ezra-Black/xcautokit XCAutokit — MCP server and CLI for Xcode + iOS Simulator automation | 1 | Codex, OpenCode | 1 | 902 tok |
| rubatoyd/nl-openapi-mcp | 1 | Claude Code | 1 | 6,057 tok |
| sandraschi/leanforge-mcp Lean theorem prover MCP: automated proof search, mathlib integration, job management | 1 | Claude Code, Codex, OpenCode | 2 | 1,889 tok |
| socraticsurge/telugu-calendar-utilities panchangam.astrochaganti.com Telugu Panchangam as calendar feeds — tithi, nakshatra, muhurtams, Ekadashi and 30+ festiv | 1 | Claude Code, Codex, OpenCode | 2 | 1,180 tok |
| fomoPhil/uad-console-mcp Unofficial MCP server for Universal Audio Apollo interfaces (UAD Console) via the UA Mixer | 1 | Codex, OpenCode | 1 | 4,641 tok |
| nexez-ai/nexez nexez.ai Agentic commerce platform | 1 | Claude Code, Codex, OpenCode | 2 | 878 tok |
| nuver-labs/image-gen-mcp nuverlabs.com Stdio MCP server that generates and edits images with Gemini and OpenAI using your own API | 1 | Claude Code | 1 | 1,774 tok |
| Qencode-Corp/mcp | 1 | Claude Code | 1 | 3,706 tok |
| smklog/parcel-shipping-rates-mcp smklog.com MCP server for live USPS, UPS and FedEx rates on a parcel sent from the US: domestic, Cana | 1 | Gemini CLI | 1 | 241 tok |
| shyn-labs/shyn shyn.day shyn — a register of your days. Local-first memory for your Mac: pages, meetings, notes — | 1 | Claude Code | 1 | 2,218 tok |
| adcrunchdev/mcp adcrunch.dev Ask AI about your ads — remote MCP server connecting Meta, TikTok, and Google Ads to Claud | 1 | Claude Code | 1 | 472 tok |
| glbforge/glbforge glbforge.dev Make AI-generated 3D assets web-ready. Analyze against performance budgets, auto-optimize | 1 | Claude Code | 1 | 2,168 tok |
| Bigred97/abs-mcp pypi.org Query the Australian Bureau of Statistics in plain English from Claude or any MCP client. | 1 | Claude Code | 3 | 806 tok |
| A1-x-Tech/mcp-google-sheets MCP server for the Google Sheets API — search spreadsheets, read and write ranges, manage | 1 | Claude Code | 1 | 2,550 tok |
| A1-x-Tech/mcp-google-slides MCP server for the Google Slides API — create and edit presentations, slides, text, shapes | 1 | Claude Code | 1 | 2,546 tok |
| A1-x-Tech/mcp-google-tagmanager t.me MCP server for Google Tag Manager — inspect containers, prepare workspace changes and publ | 1 | Claude Code | 1 | 1,537 tok |
| AceDataCloud/FaceTransformMCP acedata.cloud Face Transform MCP server — detect keypoints, beautify, age/gender transform, face swap, c | 1 | Claude Code, GitHub Copilot | 2 | 934 tok |
| AceDataCloud/MinimaxMCP MCP server for MiniMax H3 multimodal video generation via AceDataCloud | 1 | Claude Code, GitHub Copilot | 2 | 814 tok |
| Buzzr-app/dfs-engine buzzr-app.github.io TypeScript DFS settlement, payouts, stat normalization, test vectors, CLI, and an 11-tool | 1 | Codex, OpenCode | 1 | 1,643 tok |
| CSOAI-ORG/councilof-ai councilof.ai Council of AI — independent AI-behaviour measurement via GSPC. 305-leaf Merkle root, Bitco | 1 | Claude Code, Codex, OpenCode | 3 | 1,740 tok |
| Edison-Watch/sealgate-mcp 🦭 SealGate MCP | 1 | Claude Code, Codex, Cursor, OpenCode | 12 | 1,367 tok |
| HrRodan/agent-workspace-mcp A sandboxed, agentic workspace providing secure filesystem, bash, and uv-powered Python ex | 1 | Claude Code, Codex, Gemini CLI | 3 | 198 tok |
| Jemplayer82/mcp-switchboard Real-time inter-agent switchboard as a streamable-HTTP MCP server | 1 | Claude Code | 1 | 880 tok |
| Jujitae/invara migaryos.com Independent verification that a change kept the constraints it declared. Zero dependencies | 1 | Codex, OpenCode | 1 | 585 tok |
| KaiErikNiermann/pypreset kaierikniermann.github.io CLI tool for comprehensive python project scaffolding, supports schema project presets, de | 1 | Claude Code | 5 | 1,676 tok |
| MALeitch/live-chemdraw-mcp MCP server connecting Claude to a live ChemDraw window via COM automation | 1 | Claude Code, Codex, OpenCode | 2 | 9,497 tok |