How real projects configure their agents

31,992 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 agents7,690Claude Code6,656Data and AI3,669Backend and APIs3,506Languages3,395Planning3,227Git and workflow3,219Code review2,753Testing2,387Memory and context2,368Writing and docs2,331DevOps and cloud2,317Research2,292Frontend2,266Security2,036Productivity1,725

All Claude Code31,992 Codex23,401 OpenCode22,346 GitHub Copilot3,564 Gemini CLI1,917 Cursor1,741 Windsurf146 Kiro83

Project Stars Configures Files Always loaded
bojanrajkovic/mcp-paprika 2 Claude Code, Codex, OpenCode 4 2,879 tok
twinity1/better-confluence-mcp MCP server for confluence adjusted to work better with coding agents 2 Claude Code, Codex, OpenCode 2 2,384 tok
Kemetra/Seshat-BI pypi.org Agent-first BI readiness system -- profiles sources, governs medallion mappings, and gates 2 Claude Code, Codex, OpenCode 61 2,594 tok
danielrosehill/donetick-mcp MCP for Donetick self-hosted chore manager 2 Claude Code 1 7,027 tok
geq1fan/yapi-mcp 2 Claude Code 1 568 tok
biocontext-ai/protocol-mcp Wet lab protocol retrieval MCP server, including protocols.io 2 Claude Code, Codex, OpenCode 2 68 tok
Codewithaiyan/reforge-mcp 2 Claude Code 3 154 tok
tatargabor/set-agent-comm Messaging between agents on one machine — file-based channel + registry, over MCP and a CL 2 Claude Code 1 5,939 tok
Tehnolabs/pixelforge-mcp AI-powered image generation, editing, and analysis MCP server using Google's Gemini models 2 Claude Code, Codex, OpenCode 2 2,506 tok
psam-717/psamvault-mcp 2 Claude Code, Codex, OpenCode 2 4,267 tok
hoainho/ohmyperf hoainho.github.io Real-machine, real-browser web perf measurement with ~99% iframe coverage. LLM-native + AI 2 Claude Code, OpenCode 8
sandraschi/plexmcp Talk to your Plex library from Claude — FastMCP server + Tauri desktop app + web UI for br 2 Claude Code, Codex, Cursor, OpenCode 6 2,716 tok
or2ooo/bitbucket-mcp MCP server for Bitbucket Cloud REST API — works with any MCP client 2 Claude Code 1 665 tok
phil-cheesman/mcp-odbc Universal ODBC MCP server — connect any database to Claude Code 2 Claude Code 1 1,743 tok
sawzhang/bruin bruin.me Bruin — agent-native note-taking app. 60 MCP tools, knowledge graph, human-in-the-loop rev 2 Claude Code 1 1,904 tok
sandraschi/ittybittyvideos tiny tool, big videos. topic in, video out. no film degree required. webapp, windows app a 2 Claude Code, Codex, OpenCode 2 1,001 tok
boonkgim/mcp-google-contacts Remote MCP server for Google Contacts on Cloudflare Workers, for use as a claude.ai custom 2 Claude Code, Codex, OpenCode 2 45 tok
sorryorc/mcp-codex-worker sorryorc.github.io Make Codex stop eating giant diffs: delegate heavy Claude Code loops to cheap gateways and 2 Claude Code, Codex, OpenCode 16 389 tok
Lin-zhibo/Vison-MCP bulit by claude code + deepseek API; bulit for claude code + deepseek API 2 Claude Code 1 326 tok
draekien-industries/membank Memory for your LLM 2 Claude Code, Codex, OpenCode 7 2,057 tok
KOG123/visual-intelligence-mcp An MCP server that provides image recognition for Codex / Claude Code. The main model (suc 2 Claude Code 23
NSF-Simons-CosmicAI-Institute/manna MCP server for NRAO (mostly ALMA) and NOIRLab data access 2 Claude Code 1 4,157 tok
aliildan/willhaben-mcp Browse real estate, cars, jobs, and second-hand listings on willhaben.at through Claude an 2 Claude Code 3 1,702 tok
mihneamanolache/zeppelin-mcp MCP (Model Context Protocol) server for Apache Zeppelin. Gives Claude Code direct access t 2 Claude Code 1 259 tok
luizhbesper/react-native-mcp luizhbesper.github.io MCP server for React Native development — unified device control, Metro/Hermes runtime bri 2 Claude Code, Codex, OpenCode 2 732 tok
crowterliam/2d6mcp jupiter.industries AI GM Assistant — system-agnostic 2d6 TTRPG rules engine, dice roller, Discord bot, and MC 2 Claude Code, Codex, OpenCode, Windsurf 7 9,254 tok
li3jia4hao5-hue/jc-mcp 2026 World Cup AI prediction toolkit — real-time betting odds MCP server | Claude Code plu 2 Claude Code 1 6,985 tok
omelet-ai/tms-dev-mcp MCP server for developing TMS(Transportation Management Systems) using Omelet & iNavi's AP 2 Claude Code, Codex, OpenCode 2 3,070 tok
Zaida-3dO/agent-standup A task tracker for AI coding agents — a database, a rules engine, MCP, and a board, replac 2 Claude Code 1 11,842 tok
emreycolakoglu/taskforge Full-stack task tracker: NestJS REST + MCP Server + Kanban SPA. Agents and humans collabor 2 Claude Code, Codex, OpenCode 2 5,864 tok
Szatek/giphy-mcp-server 2 Claude Code, Codex 2
QINGMINGMIKU/protein-lab Local protein experiment management system — Flask + SQLite, with protein concentration ca 2 Claude Code 3 13,221 tok
LLM-MCP-Servers/swagger-json-mcp A Model Context Protocol server for querying Swagger/OpenAPI JSON documents 2 Claude Code 1 2,248 tok
JoniMartin27/inferbench fervon.dev Benchmark local LLM inference speed (tokens/sec) on your own hardware — llama.cpp native + 2 Claude Code 1 4,281 tok
cesmii/i3X-MCP-Server An MCP server that allows you to talk to your i3X implementation 2 Claude Code 1 1,668 tok
human-turn/t-invest-mcp 2 Claude Code, Codex, OpenCode 2 1,862 tok
techempower-org/cloud-chat-assistant Multi-cloud MCP server — talk to models on Azure AI Foundry, AWS Bedrock, and Google Verte 2 Claude Code 1 672 tok
Bollard-db/Bollard bollard-beta.vercel.app Safe, stateful database access layer for AI editors and MCP clients (Cursor, VS Code, Clau 2 Claude Code, Codex, OpenCode 2 391 tok
nhattuan1305/adt-mcp 2 Claude Code 1
kkaminsk/NotebookLM-MCP Building another MCP. 2 Claude Code, Codex, OpenCode 5 286 tok
IGVF-DACC/igvf-portal-mcp IGVF Data Portal MCP server and Agent Skills 2 Claude Code 1
rubenzarroca/pacioli Pacioli — MCP Server read-only para Holded + Skill PGC Español. En honor a Luca Pacioli (1 2 Claude Code 1 866 tok
SkyflowFoundry/skyflow-runtime-mcp sky-mcp-streamable.vercel.app Remote MCP server for PII removal. 2 Claude Code 3 4,335 tok
charettep/scrcpy-mcp MCP server exposing scrcpy and ADB Android device control as 22 tools for Claude Code and 2 Claude Code 1 527 tok
fnsmdehip/soundgrep multi-agent AI music production orchestrator. semantic sample search, voice-to-MIDI, Ablet 2 Claude Code 1 683 tok
rohanvinaik/ModelAtlas Google for open-source AI models — search by what you mean, not by keywords 2 Claude Code, Codex, OpenCode 8 2,282 tok
cuber-it/mcp_shell_tools 2 Claude Code 1 1,152 tok
AdamFerguson06/gmail-mcp Read-only Gmail investigation tool with MCP server support. Secure OAuth-based email acces 2 Claude Code 1 821 tok
mnooseman/mcsrc-mcp 2 Claude Code, GitHub Copilot 2 1,760 tok
tansuasici/CountryStateCity countrystatecity.tansuasici.com Complete world location data - 250+ countries, 5K+ states, 150K+ cities - as an NPM packag 2 Claude Code 1 2,310 tok