43,761 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731
All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| AojdevStudio/simple-memory-mcp A lightweight Model Context Protocol (MCP) server that provides persistent knowledge graph | 1 | Claude Code | 7 | 2,148 tok |
| silolis/garmin-connect-mcp A simple mcp server for accessing Garmin Connect data | 1 | Claude Code | 2 | 133 tok |
| hi-jin/obsidian-pdf-evidence Expose PDF evidence and vault context for MCP clients | 1 | Codex, OpenCode | 1 | 1,314 tok |
| abanka27/mcp-google-drive MCP server for Google Drive | 1 | Claude Code | 1 | — |
| limehawk/google-maps-reviews-mcp MCP server for scraping Google Maps reviews using Playwright | 1 | Claude Code, Codex, OpenCode | 2 | 283 tok |
| vincentspereira/RNR-Enhanced-Cognee vincentspereira.github.io Enterprise-grade AI memory infrastructure - Enhanced fork of Cognee with PostgreSQL, Qdran | 1 | Claude Code, Codex, OpenCode | 2 | 13,385 tok |
| han0420/mcp-dev-standards MCP server providing frontend and backend development standards context for AI programming | 1 | Claude Code, Cursor | 2 | 699 tok |
| ex-nihilo-labs/agent-auth Zero-knowledge credential injection for AI agents. MCP server — agents authenticate withou | 1 | Codex, OpenCode | 1 | 784 tok |
| jegriffi91/mobile-automator-mcp | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 3,356 tok |
| kimkun07-k/vs-mcp-server A project for controlling Visual Studio 2022 from Claude Code (MCP) | 1 | Claude Code | 1 | 889 tok |
| bobmatnyc/slack-mpm Python MCP server + API library for Slack workspace integration | 1 | Claude Code | 23 | 2,827 tok |
| onigetoc/mcp-context-master Automatically add Context and Docs to your project | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 14,527 tok |
| scitex-ai/claude-code-telegrammer Custom Telegram MCP server + TUI auto-responder for Claude Code — 10 MCP tools, SQLite mes | 1 | Claude Code | 70 | — |
| yamayued/j-platpat-mcp MCP server scaffold for the official JPO patent information acquisition API | 1 | Codex, OpenCode | 1 | 619 tok |
| natejonesbaby/postgrid-mcp-server MCP server for PostGrid Print & Mail and Address Verification APIs — send letters, checks, | 1 | Claude Code | 1 | 614 tok |
| booleamu/deepseek-mcp-server MCP Server for DeepSeek API - Chat, Reasoner, FIM, File Analysis. Supports both official A | 1 | Claude Code | 1 | 803 tok |
| jpvarbed/focus-timer-tools CLI + MCP server + Claude skill for the focus.jasonv.dev timer | 1 | Claude Code, Codex, OpenCode | 2 | 484 tok |
| varity-labs/varity-mcp docs.varity.so Varity MCP server: deploy Node and Python apps, AI agents, and LLMs from Claude Code, Curs | 1 | Claude Code | 1 | 879 tok |
| NuerSir/mcp-server-worker | 1 | Codex, OpenCode | 1 | 927 tok |
| kctw-dev/talk-to-figma-mcp Fork of cursor-talk-to-figma-mcp with extended Figma Plugin API support (prototype links, | 1 | Claude Code, Codex, OpenCode | 2 | 1,699 tok |
| NicolasVautrin/CallGraph MCP Server AST Service | 1 | Claude Code | 1 | 3,049 tok |
| andreahaku/gpt5_mcp | 1 | Claude Code | 1 | 1,007 tok |
| NekoTarou/swagger-api-mcp-server | 1 | Claude Code | 1 | 1,465 tok |
| tabbykat113/ksp-mods-mcp MCP server and harvester for a locally-indexed, agent-queryable KSP mod database | 1 | Claude Code | 1 | 1,851 tok |
| jamesjfoong/github-pr-review-mcp Github PR review MCP Server | 1 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 12 | 985 tok |
| Suisei110/apple-shortcut-maker-mcp Create Apple Shortcut with AI using MCP | 1 | Claude Code | 1 | 825 tok |
| tylergibbs1/helm Semantic browser automation MCP server — 24 tools for AI agents, label-based resolution, s | 1 | Claude Code | 1 | 419 tok |
| maithanhduyan/py.chroma.mcp Python Chroma MCP | 1 | GitHub Copilot | 1 | 1,765 tok |
| hasindu-madushan/slim-atlas-ai A Model Context Protocol (MCP) server that provides extremely lightweight browser automati | 1 | Codex, OpenCode | 1 | 3,320 tok |
| wgthomas/rlm-mcp-server | 1 | Claude Code | 1 | 1,236 tok |
| ddavidgao/resume-mcp | 1 | Claude Code | 1 | 147 tok |
| Turik1/morningstar-midi-mcp MCP server for configuring Morningstar Engineering MIDI controllers via natural language | 1 | Claude Code | 1 | 531 tok |
| feordin/nih-umls-mcp An MCP server that serves as a wrapper for the NIH UMLS Api | 1 | Claude Code | 1 | 629 tok |
| baiehclaca/service npmjs.com > The only MCP server your AI agent needs — unified MCP hub & real-time notification gatew | 1 | Codex, OpenCode | 1 | 1,065 tok |
| aumsuthar/aum-mcp-server personal MCP server, a unified tool hub for Claude. Gives Claude access to the file syste | 1 | Claude Code | 1 | 1,178 tok |
| pashaarshad/my-first-MCP | 1 | GitHub Copilot | 1 | 322 tok |
| matvei77/maybe-mcp | 1 | Claude Code | 1 | 8,157 tok |
| biplav-crl/memroach MemRoach — Unkillable memory for AI agents. CockroachDB-backed memory sync with hybrid sea | 1 | Claude Code | 1 | 863 tok |
| umesh9883/multi-gmail-mcp-server MCP Server for adding multiple gmail accounts (personal, work, kids, school, family) | 1 | Claude Code | 1 | 648 tok |
| guqing/exo Your exocortex. Ingest ChatGPT exports, PDFs, and files into a searchable knowledge base. | 1 | Claude Code | 1 | 289 tok |
| drewsonne/ruff-mcp-server | 1 | GitHub Copilot | 1 | 417 tok |
| ljbred08/percollate-mcp MCP server wrapping Percollate — convert web pages to PDF, EPUB, HTML, or Markdown from yo | 1 | Claude Code | 1 | 523 tok |
| valderan/vvk-charts-mcp Modern Python MCP server for rendering charts and diagrams (line, bar, pie, scatter, area) | 1 | Codex, OpenCode | 1 | 1,384 tok |
| MarceloEmmerich/mite-mcp Model Context Protocol server for the mite time tracking API. | 1 | Claude Code | 2 | 199 tok |
| SandboxServers/Memory-Alpha-MCP | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,474 tok |
| faxik/codebugs AI-native code finding tracker — SQLite-backed, MCP server + CLI | 1 | Claude Code | 1 | 10,467 tok |
| 0xlicy/antigravity-brain-bridge 🧠 Multi-conversation collaboration for Antigravity — MCP Server + VS Code Extension for c | 1 | Claude Code, Codex | 1 | — |
| mikulovesuki/mimo-vision-mcp opencode.ai MCP server that gives text-only LLMs vision capability via vision models (e.g. Xiaomi MiMo | 1 | Codex, OpenCode | 1 | 345 tok |
| adibirzu/mcp-oci-logan-server | 1 | Codex, OpenCode | 1 | 814 tok |
| agentgram/agentgram-mcp Official MCP Server for AgentGram - Connect Claude Code, Cursor, and other MCP-compatible | 1 | Claude Code | 1 | 1,027 tok |