How real projects configure their agents

43,813 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 agents7,750Claude Code6,665Data and AI3,660Backend and APIs3,501Languages3,396Git and workflow3,240Planning3,237Code review2,765Testing2,405Memory and context2,365Writing and docs2,337DevOps and cloud2,319Research2,286Frontend2,267Security2,044Project management1,742

All Claude Code31,993 Codex23,503 OpenCode22,448 GitHub Copilot3,567 Gemini CLI1,915 Cursor1,740 Windsurf150 Kiro86

Project Stars Configures Files Always loaded
shanewiseman/atlassian-mcp 0 Codex, OpenCode 1 50 tok
TheNickSanchez/passkey-mcp Cross-platform secrets manager for AI coding assistants — stores secrets in system keychai 0 Claude Code, Codex, Cursor, OpenCode 6 1,231 tok
ejajmahmud/n8n-node-n8n-mcp-test 0 Claude Code 9 2,591 tok
lexicalninja/paper-banana Multiagent MCP server that generates process diagrams and CONOPS visuals for government/de 0 Claude Code 1 1,584 tok
RaghupathiReddySeetaramula/Playwright-MCP-Agents This project contains using Playwright MCPs and Testing agents. 0 Claude Code 4 —
NiharKalsekar099/sec-insight-mcp A FastMCP server for retrieving SEC EDGAR filings, company profiles, and financial stateme 0 Gemini CLI 1 866 tok
ZenixSolutions/netbox-mcp-server 0 Claude Code, Codex, OpenCode 2 12,485 tok
ayhammouda/obd-mcp-server Safety-first, read-only MCP server for vehicle diagnostics with simulator-first OBD-II, EL 0 Codex, OpenCode 1 489 tok
GSA-TTS/mcp-server-blm-mlrs 0 Claude Code, Codex 1 —
KrzysztofMarmol/fakturownia-mcp 0 Claude Code 1 1,393 tok
MO-Umer977/MCP-Server-for-Airflow 0 Codex, OpenCode 1 1,369 tok
zehedisode/ai-workflow-intelligence 🔍 AI Development Workflow Intelligence — Vibecoding araç/iş akışı öneri motoru. MCP uyuml 0 Claude Code 1 1,437 tok
teomanS/terraform-assistant bmad method created mcp for terraform script 0 Claude Code, Codex 52 —
BernydotJar/cloud-sandbox-mcp-v2 Persistent MCP-managed development workstations runtime 0 Codex, OpenCode 1 152 tok
Anionix/datahub-okf-governed-query Fail-closed DataHub MCP and OKF governed query adapter 0 Codex, OpenCode 1 379 tok
snegi26/euclidMCPPaper 0 Claude Code 1 1,315 tok
SIM-DAD/tass TASS Community Edition: deterministic, provenance-first text analysis for social scientist 0 Codex, OpenCode 1 1,174 tok
rodcordeiro/habitica-mcp TypeScript MCP server for Habitica daily execution items (habits, dailies, todos) with con 0 Codex, OpenCode 1 464 tok
henryjcee/sainsburys-mcp MCP tool for the Sainsbury's API. 0 Claude Code 1 1,040 tok
MehrozeKhan73/MCP-Server-for-Airflow 0 Codex, OpenCode 1 1,369 tok
MehrozeKhan73/Business-Central-MCP-Integration 0 Claude Code 2 6,026 tok
pragato-throwaway/korean-law-mcp-unclean 0 Claude Code 2 3,444 tok
Karlsk/mcp-template 0 Claude Code 1 6,253 tok
pragato-throwaway/korean-law-mcp-clean 0 Claude Code 2 3,444 tok
kemosabe102/towerwatch-ops-agent An agent layer over TowerWatch network monitoring: instrumented MCP server with defined SL 0 Claude Code 1 1,655 tok
dinglebear-ai/connexin Connexin — human-approved SSH shell and file transfer as an MCP App 0 Claude Code, Codex, Gemini CLI, OpenCode 3 265 tok
simhskal/goodreads-mcp goodreads-mcp-chi.vercel.app Read Goodreads shelves and library exports from MCP clients 0 Codex, OpenCode 1 1,564 tok
sandraschi/onenote-mcp MCP server for Microsoft OneNote via Graph API - notebooks, sections, pages, search, devic 0 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf 6 1,838 tok
Guild-Wars-MCP/GW2_MCP 0 Claude Code, Codex 2 —
nakanoasaservice/discord-webhook-relay-mcp 0 Claude Code, Codex, OpenCode 2 350 tok
Timing-Jeju/jeju_AI Evidence-grounded standalone stdio MCP server for one-day trips in Jeju 0 Codex, OpenCode 2 148 tok
omamishra8051-source/PenTest-MCP 0 Claude Code, Codex, OpenCode 2 289 tok
Zhuchen00123/session-vault OpenCode Session Vault for immutable local archives, Baidu Netdisk backup, and a narrow pr 0 Codex, OpenCode 1 353 tok
MOBAI547800/abaqus-codex-mcp Codex-ready local MCP server for safe Abaqus automation on Windows 0 Codex, OpenCode 1 343 tok
devTowsif/plane-mcp-server 0 Claude Code 1 1,022 tok
thekitchencoder/second-brain [MOTHBALLED] Docker-packaged markdown vault with semantic search and Claude Code MCP integ 0 Claude Code, Codex, OpenCode 2 3,889 tok
IotA-asce/social-harvest-mcp An agent-native MCP server and CLI for exporting authorized social-media content into stru 0 Claude Code 1 —
Jackson-DM/msp-tools-mcp 0 Claude Code, Codex, OpenCode 3 193 tok
popo7542015-source/ecount-mcp 0 Claude Code 1 6,558 tok
maxzoa/1cent 1cent.maxzoa.ru Pay-per-call URL intelligence for AI agents via MCP and x402 USDC on Base Mainnet. 0 Codex, OpenCode 1 256 tok
francyfox/squidex-mcp npmjs.com MCP server for managing Squidex CMS content and schemas from AI agents 0 Claude Code 1 723 tok
johnmontejano/cairn cairn-web-beta.vercel.app One private memory, shared by the AI tools you authorize. Evidence-backed, exportable as M 0 Claude Code, Codex, OpenCode 2 974 tok
samuel-stidham/gws-mcp Minimal Google Workspace MCP server for Claude Code. Twelve tools for Gmail, Drive, Docs, 0 Claude Code, Codex, GitHub Copilot, OpenCode 3 81 tok
nekottyo/obsidian-knowledge-mcp 0 Claude Code 1 1,905 tok
piatkowski/qgis-mcp QGIS MCP Server & Plugin to use with Claude Desktop 0 Claude Code 1 2,148 tok
kirti12025/gitlab-mcp GitLab MCP Assignment 0 Claude Code, GitHub Copilot 51 1,765 tok
VericyIO/mcp-air air.thalus.ai MCP server for AIR (AI Responsibly) — run risk assessments from Cursor, Claude Code, VS Co 0 Codex, OpenCode 1 286 tok
Adikasz/Enterprise-RAG-Knowledge-Engine plansmart.live Enterprise-grade RAG and Agentic Framework powering PlanSmart Agency. Features strict SSRF 0 Claude Code 1 392 tok
Alexvozhak/cpp-lectures-mcp Semantic search for Konstantin Vladimirov's C++ lectures through an MCP server (yt-dlp → D 0 Claude Code 2 3,342 tok
Huzaifa-ali/mcp-server-linkedin pypi.org LinkedIn MCP Server - Publish posts, images, videos and articles to LinkedIn from any AI a 0 Codex, OpenCode 1 1,208 tok