How real projects configure their agents

31,984 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715

All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79

Project Stars Configures Files Always loaded
ajbmachon/tool-gating-mcp Implements a tool gating and discovery system to preserve LLM context and focus while havi 6 Claude Code 1 917 tok
mbeato/APIMesh apimesh.xyz APIMesh — 23 pay-per-call web analysis APIs + 16-tool MCP server with autonomous API gener 6 Claude Code 1 723 tok
xiaou66/apifox-filter-mcp-server 6 Claude Code 1 116 tok
TheDecipherist/classmcp classmcp.com MCP server for AI-assisted CSS development. 77% token savings with semantic class patterns 6 Claude Code 1 720 tok
simonwong/writing-skills writing skills 6 Claude Code, Codex, OpenCode 3 606 tok
jaakla/merit_api MCP and Python API SDK for Merit Activa financial software - unofficial 6 Claude Code, Codex, OpenCode 2 1,557 tok
oldwinter/skills 6 Claude Code, Codex, OpenCode 2 1,290 tok
utilitydelta/mcp-graph-engine A graph-based memory and reasoning tool for LLMs (MCP) 6 Claude Code 11
runablehq/memory A memory skill for your agents 6 Claude Code 1 770 tok
alexanderop/plausible-mcp MCP for interacting with the Plausible API 6 Claude Code 5
epodivilov/garmin-connect-mcp MCP server for Garmin connect 6 Claude Code 7 1,600 tok
chrisguidry/you-need-an-mcp MCP Server for YNAB 6 Claude Code 1 642 tok
rubinsh/mcp-windows-screenshots MCP tool for easier screenshots when working on windows with WSL2 6 Claude Code 1 527 tok
samwang0723/mcp-atlassian MCP server for Atlassian (Confluence & Jira) 6 Claude Code 1 783 tok
danjdewhurst/todo-md-mcp A basic todo MCP server powered by Markdown 6 Claude Code 2 472 tok
SupenBysz/gitea-mcp-tool 6 Claude Code, Codex, OpenCode 2 2,110 tok
baocin/claude-code-config My personal ~/.claude commands and *.md configs. 6 Claude Code 1 848 tok
pickleton89/cbioportal-mcp A FastMCP server for cBioPortal API with async support for improved performance 6 Claude Code 1 2,195 tok
dknell/mcp-system-info System Information MCP Server - Real-time system metrics through Model Context Protocol 6 Claude Code 1 3,255 tok
k2wanko/voicepeak-mcp MCP server for VOICEPEAK text-to-speech synthesis 6 Claude Code 7 4,199 tok
spyfree/mingli-mcp 6 Claude Code, Codex, OpenCode 2 3,785 tok
masseater/gemini-rag-mcp 6 Claude Code 2 1,762 tok
appboypov/pew-pew-plx-old pewpewprompts.com AI-powered project management framework with specialized agents, templates, and convention 6 Claude Code 1 1,341 tok
Honeyfield-Org/eurlex-mcp-server 6 Claude Code 1 4,320 tok
kai-builder/stacksagent 6 Claude Code, Cursor 2
BeckhamLabsLLC/linux-desktop-mcp 6 Claude Code 1 658 tok
proofmath-owner/ai-filesystem-mcp Your AI agent's Edit isn't atomic. This MCP makes it so — atomic multi-file changes with r 6 Claude Code 1 767 tok
quiloos39/anyapi-mcp-server npmjs.com A universal MCP server that connects any REST API to AI assistants (Claude, Cursor, etc.) 6 Claude Code 1 1,260 tok
BUGG1N/cortex-mcp Portfolio memory for AI agents. Transforms your real project history into structured cont 6 Claude Code 1 949 tok
Solvro/ml-mcp Solvro internal MCP server 6 Claude Code 6 16,446 tok
jellythomas/mcp-atlassian-with-bitbucket 6 Claude Code, Codex, GitHub Copilot, OpenCode 4 2,240 tok
2389-research/agent-drugs agent-drugs.web.app Claude Code plugin with MCP server for digital drugs that modify AI behavior through promp 6 Claude Code 1 1,487 tok
cristianoaredes/mcp-senado MCP server for Brazilian Federal Senate (Senado Federal) Open Data API - Access legislativ 6 Claude Code, Codex, OpenCode 2 3,769 tok
schplitt/mc8yp Full Cumulocity API access for AI agents via MCP, with fine-grained control 6 Claude Code, Codex, OpenCode 2 13,500 tok
MitsudoAI/guru-pk-mcp mitsudoai.github.io Multi-round AI expert debate system via MCP - Three thought leaders engage in deep discuss 6 Claude Code 1
tomelliot/todos-mcp A todo list application implementing Model Context Protocol (MCP) 6 Claude Code 1 296 tok
sminnee/lsp-mcp MCP server for LSP - providing IDE refactoring capabilities to coding agents 6 Claude Code 3 1,383 tok
uyu423/requarks-wiki-mcp npmjs.com MCP server for Wiki.js knowledge-base read/write operations 6 Claude Code, Codex, OpenCode 3 2,856 tok
willhou/admob-mcp MCP server for Google AdMob API 6 Claude Code, Codex, OpenCode 2 1,856 tok
irahulstomar/brain-mcp 6 Claude Code 1
gabrielekarra/openclaw-mcp-bridge 6 Claude Code 1 894 tok
schwarztim/freetaxusa-mcp MCP server for AI-assisted tax filing through FreeTaxUSA using Playwright browser automati 6 Claude Code 1 390 tok
kenforthewin/docker-mcp-server Add agentic coding capabilities to any AI that supports MCP 6 Claude Code 1 3,167 tok
set2374/notebooklm-mcp-archived [ARCHIVED] Old fork of jacob-bd/notebooklm-mcp. Superseded by notebooklm-mcp-cli unified p 6 Claude Code, Gemini CLI 2 2,500 tok
hhx465453939/mcp-pubmed-server An MCP tool that enables local agents to efficiently crawl PubMed papers via APIs. 6 Claude Code 1 997 tok
shimizu/OSM-GeoJSON-MCP-Server An MCP (Model Context Protocol) server for retrieving OpenStreetMap (OSM) data in GeoJSON 6 Claude Code 1 3,804 tok
gremlin/mcp 6 Claude Code 1 176 tok
LightspeedDMS/ssh-mcp Dynamic SSH MCP Server - No pre-config, create multiple dynamic persisting sessions and mo 6 Claude Code 1 4,027 tok
dearcloud09/logseq-mcp An MCP server that enables AI to directly read and write your Logseq graph. 6 Claude Code 1 120 tok
fourcolors/think-tool 6 Claude Code 1 475 tok