How real projects configure their agents

43,750 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
slettmayer/geosphere-mcp-server MCP server for weather forecasts: GeoSphere Austria high-resolution data (AROME/INCA/C-LAE 1 Claude Code, Codex, OpenCode 2 2,004 tok
theYahia/mango-office-mcp npmjs.com MCP server for Mango Office — cloud PBX, call management (Russia) 1 Claude Code 1
tantinlala/blossom-mcp Grow your own project plan! 1 Claude Code, Codex, OpenCode 2 1,592 tok
LusiyAvA/msaw Secure multi-host SSH workspace for AI agents via MCP 1 Codex, OpenCode 1 204 tok
loosephoto/tokyo-transit-mcp Cross-searches trains, buses, ferries & bike shares in Tokyo. Delivers AI transit advice b 1 Claude Code 7 1,540 tok
Transmitt0r/mycelium Shared toolkit for personal-knowledge agent plugins: pluggable LLM/embedding providers, a 1 Codex, OpenCode 1 1,465 tok
shofer-dev/claude-code-slang-orchestrator shofer.dev A Claude Code plugin that runs provable, declarative multi-agent workflows: you describe t 1 Claude Code, Codex, OpenCode 2 1,187 tok
trinity-tick/trinity Trinity: A Triune Architecture for AGI Long-Term Memory 1 Codex, OpenCode 1 2,740 tok
sustinbebustin/citadel-mcp npmjs.com Citadel is an MCP (Model Context Protocol) server that bundles per-stack documentation too 1 Claude Code 2 907 tok
theYahia/cdek-mcp npmjs.com MCP server for CDEK — delivery, tariffs, tracking, order management (Russia) 1 Claude Code 4
theYahia/retailcrm-mcp npmjs.com MCP server for RetailCRM — orders, customers, e-commerce analytics (Russia) 1 Claude Code 1
vicentefelipechile/sourcemod-mcp 1 Codex, OpenCode 1 575 tok
piers-fawkes/fodda-mcp fodda.ai Expert-curated knowledge graphs for AI agents - 100+ datasets across retail, beauty, sport 1 Claude Code 1 912 tok
Johnny-Z13/proofslip proofslip.ai Ephemeral verification for agent workflows. 24-hour receipts your agents check before they 1 Claude Code, Codex 4 1,608 tok
sovantica/engrava-mcp engrava.ai Model Context Protocol server for Engrava — expose an AI agent memory database to any MCP 1 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode 4 3,756 tok
wgong/sqlite-mcp-server Building a simple SQLite MCP server 1 Claude Code 1 1,004 tok
elicitly/elicitly elicitly.ai Elicitly Free Edition — human-in-the-loop for prompts and Agent Skills over MCP elicitatio 1 Claude Code, Codex, OpenCode 2 211 tok
breverdbidder/cli-anything-biddeed Fork of HKUDS/CLI-Anything adapted for BidDeed.AI foreclosure auction and zoning intellige 1 Claude Code 75 12,575 tok
dinglebear-ai/soma soma.dinglebear.ai Batteries-included RMCP runtime and scaffold for shipping Rust MCP servers with CLI/REST/H 1 Claude Code, Codex, Gemini CLI, OpenCode 4 6,471 tok
bobuilds/nexustoken-sdk The Internet of AI Agents — Python SDK and MCP server. 1 Codex, OpenCode 1 1,023 tok
Roop-World/LegalSearch Agent kit and MCP Registry metadata for Roop LegalSearch, a public Indian legal search MCP 1 Claude Code, Codex, Gemini CLI, OpenCode 3 303 tok
marian-kamenistak/ai-engineering-leader-toolkit marian.coach MCP server: engineering leadership answers from 3,400+ mentoring sessions. Benchmarks, 1:1 1 Claude Code 1 721 tok
Tempguru-co/tempguru-agent-skills tempguru.co W-2 event staffing data for AI agents — coverage, rates, lead times, and compliance for 30 1 Codex, Gemini CLI, OpenCode 2 915 tok
jonathanmalkin/builtwithjon Personal site for Jonathan Malkin. AI builder, solo founder. Built with Astro v6. 1 Claude Code 1 1,094 tok
vria-consulting/vria-fire-detect kanari.io kanari — free worldwide early-wildfire detection map: NASA/GOES/Meteosat satellites + AI-v 1 Claude Code, Codex, OpenCode 2 79 tok
orioninfra/orion-agent-kit orionlabsone.cc Celestia network intelligence for AI agents: MCP server over Orion's daily analysis. Read- 1 Claude Code 3 569 tok
kit18/6ducklearn-mcp Public hosted-first 6DuckLearn MCP setup docs and local connector 1 Claude Code 1 187 tok
ravidorr/murphys-laws 1 Claude Code, Gemini CLI 3 1,062 tok
everstake/mcp 1 Claude Code 1 1,727 tok
reloru/new-relo crosbynews.com crosbynews 1 Claude Code 4 7,494 tok
jamesrosing/tebra-mcp-server MCP server for Tebra practice management. 45 tools across the SOAP API and FHIR R4, retry 1 Claude Code 1 4,216 tok
nick-timms/drag-mcp-server 1 Claude Code 1 1,133 tok
yusiwen/drone-mcp-server MCP Server for Drone.io 1 Codex, OpenCode 1 2,476 tok
senderkit/senderkit-skills senderkit.com Add and operate transactional email, SMS, push & web-push from your AI coding agent — no p 1 Codex, OpenCode 1 2,079 tok
Sequentum/sequentum-mcp An AI interface to control Sequentum Cloud agents 1 Claude Code 2
forgesworn/bray Trust-aware Nostr MCP server for AI agents and humans. Verification, proximity, and access 1 Claude Code, Codex, Cursor, OpenCode 3 3,541 tok
nlqdb/nlqdb nlqdb.com Simplest Natural Langauge Querying DB That scales. Fast. 1 Claude Code, Codex, OpenCode 7 5,260 tok
octoparse/octoparse-mcp Official Octoparse MCP server for AI-powered web scraping workflows. 1 Claude Code, Codex, Gemini CLI, OpenCode 3 5,701 tok
rendobar/mcp rendobar.com Official MCP server for Rendobar. Lets AI agents run FFmpeg, compose video, burn captions 1 Claude Code, Codex, OpenCode 2 1,890 tok
ScrapeUnblocker/scrapeunblocker-mcp Model Context Protocol (MCP) server for ScrapeUnblocker - let Claude fetch any web page's 1 Claude Code 1 340 tok
LamaSu/physical-capability-cloud Physical Capability Cloud — every physical capability, one protocol 1 Claude Code, Codex, OpenCode 24 14,544 tok
humanforai/humanforai-mcp humanforai.dev MCP server for Human For AI — let your AI agent hire a real human for real-world verificat 1 Codex, OpenCode 1 584 tok
celineycn/quantdata-plugin quantdata.uk Measured market statistics over MCP — remote server at https://api.quantdata.uk/mcp, no AP 1 Gemini CLI 1 7,478 tok
malinoto/tracepass-mcp-server tracepass.eu Model Context Protocol server for TracePass — the EU Digital Product Passport platform 1 Claude Code 1 2,029 tok
AceDataCloud/FishMCP acedata.cloud Fish Audio MCP server — text-to-speech with Fish Audio voice models. Powered by AceDataClo 1 Claude Code, GitHub Copilot 2 952 tok
Apegurus/web3agent 1 Claude Code, Codex, OpenCode 2 1,981 tok
ANAMIZED/OpenGOS OpenGOS — The ultimate open-source Autonomous Agentic Operating System + MCP Server for gr 1 Codex, OpenCode 1 586 tok
Abhishekkumar2021/mcp-suite npmjs.com A collection of Model Context Protocol (MCP) servers, built in TypeScript. 1 Claude Code 1 4,684 tok
AiDimag/aidimag aidimag.com Verified memory for AI coding agents. Every memory carries evidence and is re-verified on 1 Codex, OpenCode 1 117 tok
ANAMIZED/NeedRail NeedRail — Get what you NEED to succeed & do agentic public good. Agent-native coordinatio 1 Codex, OpenCode 1 640 tok