How real projects configure their agents

31,986 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
ketiil/mcp-cmdb MCP for querying ServiceNow CMDB with natural language 0 Claude Code 1 2,558 tok
markhilton/adobe-cja-mcp MCP server providing data access to Adobe CJA data view 0 Claude Code 1 1,908 tok
Nickalus12/pskit Neural-safe PowerShell MCP server — 38 tools, KAN neural scorer, session pool, and 5-tier 0 Claude Code 1 748 tok
Marco-Lelli/legacy-mcp MCP server for Active Directory on-premises assessment 0 Claude Code 3 3,117 tok
arrrnmp/discord-mcp MCP server for 80+ Discord API endpoints. Member management, moderation, and messaging, wi 0 Claude Code, Codex, Gemini CLI 3 1,923 tok
koki-socialgist/decixa-mcp MCP Server for Decixa — The decision layer for AI Agents 0 Claude Code 1 —
formegifts/forme.gifts.mcp forme.gifts MCP server for the forme.gifts wishlist app — manage wishlists and gifts from Claude Code, 0 Claude Code 1 263 tok
berkayildi/mcp-tfstate-reader pypi.org MCP server for auditing Terraform state files 0 Claude Code 1 1,175 tok
marwansaab/obsidian-modified-mcp-server A TypeScript MCP server for Obsidian supporting vault operations, graph analytics, advance 0 Claude Code 20 90 tok
playbattlegrid/battlegrid-mcp BattleGrid MCP server — play crypto prediction games from AI agents 0 Claude Code, Codex, OpenCode 2 5,921 tok
axivo/mcp-safari MCP server for Safari web browser integration. 0 Claude Code 1 3,851 tok
gamesme/chatlab-mcp-server MCP server for ChatLab. ChatLab's MCP server 0 Claude Code 1 751 tok
nikzdevz/OBSMCP OBS MCP / Obsidian MCP for project continuity, multi-session AI workflows, semantic code c 0 Claude Code, Codex, OpenCode 3 705 tok
DarkoKuzmanovic-archived/reddit-mcp quz.ma MCP server that lets LLMs fetch and read Reddit posts, comments, and subreddit listings — 0 Claude Code 1 250 tok
obrien-matthew/mcp-spotify pypi.org MCP server for Spotify -- playlist building, playback control, and music discovery for Cla 0 Claude Code, Codex, OpenCode 2 295 tok
nikolasbarwicki/mcp-prompt-lab Prompt evaluation workbench as an MCP server — run evals, compare providers, and test as 0 Claude Code, Codex, OpenCode 2 241 tok
ebragas/recruitcrm-mcp 0 Claude Code 2 4,166 tok
iflow-mcp/subspace-lab-matlab-mcp-server Matlab MCP Server in python 0 Claude Code 1 —
joaohts/whatsapp-mcp MacOS app that exposes read-only WhatsApp to Claude Desktop via MCP — fully local, drag-to 0 Claude Code 3 259 tok
Sahilkr02/mongodb-mcp 0 Claude Code 1 353 tok
ncleton-petitmaker/greenweez-mcp Unofficial Greenweez MCP server and CLI with verified cart mutations. 0 Claude Code, Codex, OpenCode 2 1,771 tok
84emllc/google-calendar-mcp MCP server for Google Calendar - event management via Model Context Protocol 0 Claude Code, Codex, OpenCode 8 2,496 tok
greybeam/mcp Greybeam MCP server 0 Claude Code, Codex, OpenCode 2 2,506 tok
cardmagic/reminders Fuzzy search and browse Apple Reminders from CLI or MCP server 0 Claude Code 1 739 tok
PirAhmedShah/Super-Productivity-MCP MCP server for Super Productivity. Manage tasks, projects, tags via AI assistants 0 Claude Code, Codex, OpenCode 16 984 tok
Surferdude-AF/CatalogMCP MCP server proving agent-mediated product catalog maintenance is safe: dry-run preview, tw 0 Claude Code 1 1,742 tok
sjgod1427/PaperPilot PaperPilot: an MCP server that turns a research folder into a compiled, submission-ready a 0 Claude Code 1 —
XamuAvila/chrome-workflows Claude workflows for testing in claude chrome and improve testing with Playwright and Brow 0 Claude Code, Codex, OpenCode 10 1,786 tok
parthakker/nfl-analytics Local NFL analytics platform: DuckDB warehouse (2007+), Streamlit dashboard, AI analyst vi 0 Claude Code 13 2,205 tok
shelizi/coding-tools-mcp coding-tools-mcp 0 Claude Code, Codex, Cursor, OpenCode 11 2,084 tok
jeromelabophy-gif/Synaptex_claude Global brain for your Claude Code projects — syncs CLAUDE.md files, semantic search via 0 Claude Code 1 2,150 tok
Unfathomable-siren38/mcp-terminal-server Run an inline MCP terminal server with multi-session PTY support and tabbed xterm.js for C 0 Claude Code 1 2 tok
ncleton-petitmaker/carrefour-drive-mcp Carrefour Drive MCP and CLI backed exclusively by an isolated Carrefour web session in Cam 0 Claude Code, Codex, OpenCode 2 266 tok
volodymyrkoval/fastmcp MCP Server example (Google Calendar) 0 Claude Code 1 537 tok
imdeniil/yandex-mail-mcp MCP server for Yandex Mail - read, search, and send emails via IMAP/SMTP 0 Claude Code 2 2,548 tok
deuxksy/mcp-server-steam MCP Server for Steam Web API - FastMCP integration for Steam games, profiles, achievements 0 Claude Code 1 415 tok
mieubrisse/notion-mcp-server Maintained fork of the official Notion MCP server 0 Claude Code 1 580 tok
eltonf/postgres-mcp-server 0 Claude Code 1 238 tok
okeefeco/pyeye-mcp pypi.org Extensible Python code intelligence MCP server for semantic analysis and navigation 0 Claude Code 6 520 tok
tungpun/lake-of-vectors Local semantic search over your personal knowledge bases. Index Obsidian notes, SQLite dat 0 Claude Code 1 242 tok
kazuph/mcp-raindrop Raindrop MCP Server 0 Claude Code, GitHub Copilot 2 4,274 tok
clchinkc/document-mcp Model Context Protocol Tools for Document Management 0 Claude Code, Codex, OpenCode 33 10,059 tok
mauriziomocci/deep-reasoning-mcp MCP server for recursive deep reasoning — structured what-if analysis trees for Claude Cod 0 Claude Code 1 1,529 tok
gzmagyari/computer-control-mcp MCP server that provides computer control capabilities, like mouse, keyboard, OCR, etc. us 0 Claude Code 1 658 tok
zhitongblog/unflick A video player for humans and AI 0 Claude Code, Codex, OpenCode 2 12,543 tok
asgard-ai-platform/mcp-cwa 0 Claude Code 1 477 tok
jl-0/JIRA-API-MCP 0 Claude Code 2 1,192 tok
cococolanosugar/radio-browser-mcp radio browser mcp 0 Claude Code 1 844 tok
vosesoftware/modelrisk-mcp An open Model Context Protocol server for Vose Software's ModelRisk Excel add-in. 0 Claude Code 1 1,077 tok
thebtf/pr-review-mcp 0 Claude Code, Codex, OpenCode 2 2,902 tok