How real projects configure their agents

43,786 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
gstack-ds/spendnod spendnod.com Human-in-the-loop authorization gateway for AI agent transactions 1 Claude Code 1 1,135 tok
nous-ehr/claude_pallas_extension 1 Claude Code 11 2,277 tok
cyanheads/cyanheads-mcp-server npmjs.com Fleet discovery MCP server — semantic search across a fleet of MCP servers with per-client 1 Claude Code, Codex, OpenCode 2 14,656 tok
cyanheads/musicbrainz-mcp-server npmjs.com Search artists, releases, recordings, works, and labels; traverse relationships; resolve I 1 Claude Code, Codex, OpenCode 2 16,064 tok
cyanheads/nist-nvd-mcp-server npmjs.com Search and audit CVEs by keyword, severity, CWE, CISA KEV status, and CPE via the NIST Nat 1 Claude Code, Codex, OpenCode 2 13,786 tok
cyanheads/onebusaway-mcp-server npmjs.com Query stops, routes, real-time arrivals, vehicle positions, and schedules from OneBusAway 1 Claude Code, Codex, OpenCode 2 6,488 tok
dpc00/sublime-mcp MCP server for Sublime Text 4 — lets Claude Code read and control a running ST instance 1 Claude Code 1 —
giuliobmb/exam-sheet-mcp An MCP App that generates a timed exam on any topic and renders an interactive exam sheet 1 Claude Code 1 977 tok
harshithsunku/mcp-gtags-server harshithsunku.github.io Indexed code navigation for AI coding agents (Claude Code, Cursor, any MCP client) — repla 1 Claude Code 1 3,310 tok
heidihelena/citevahti vahtian.com Run unit tests on your manuscript. Check every manuscript claim against its cited evidence 1 Claude Code 2 —
nolindnaidoo/numbers-le letools.dev Extract every hardcoded number in a codebase, so a person can check them 1 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 8,309 tok
constripacity/Claude-Replay Session checkpoint and recovery for Claude Code, resume interrupted sessions, browse them 1 Claude Code 1 810 tok
cyanheads/attack-surface-mcp-server npmjs.com Passive external attack-surface mapping: CT subdomains, DNS, TLS, HTTP posture, RDAP/WHOIS 1 Claude Code, Codex, OpenCode 2 15,890 tok
cyanheads/imf-mcp-server npmjs.com Query IMF SDMX 3.0 macroeconomic data — 193 dataflows, 190 countries, WEO projections, BOP 1 Claude Code, Codex, OpenCode 2 15,426 tok
cyanheads/nhtsa-vehicle-safety-mcp-server npmjs.com Vehicle safety data from NHTSA — recalls, complaints, crash ratings, investigations, VIN d 1 Claude Code, Codex, OpenCode 2 12,230 tok
cyanheads/npi-providers-mcp-server npmjs.com Look up US healthcare providers in the NPPES NPI registry and resolve NUCC specialty codes 1 Claude Code, Codex, OpenCode 2 14,416 tok
cyanheads/nws-weather-mcp-server npmjs.com Real-time US weather data via the National Weather Service API. Forecasts, alerts, and obs 1 Claude Code, Codex, OpenCode 2 13,208 tok
cyanheads/openchargemap-mcp-server npmjs.com Find EV charging stations worldwide by location and connector via the global Open Charge M 1 Claude Code, Codex, OpenCode 2 14,572 tok
cyanheads/openfoodfacts-mcp-server npmjs.com Look up food products by barcode, search by keyword, tag, allergen, or nutrition filter, c 1 Claude Code, Codex, OpenCode 2 13,304 tok
digitalgremlin/github-repo-intelligence-mcp A persistent MCP server on Apify that gives AI assistants (Claude, Cursor, Cline, etc.) an 1 Claude Code, Codex, OpenCode 2 9,906 tok
dockndevai/mcp-kafka dockndevai.github.io MCP server for Apache Kafka — monitor & manage clusters, topics, and consumer groups (with 1 Claude Code 1 —
junct-bot/wormhole-mcp wormhole.mcp.junct.dev Wormhole MCP server - 69 tools for cross-chain bridging and messaging. Hosted by Junct. 1 Claude Code 1 —
murilojrpereira/mcp-graphql-bridge A generic MCP server that dynamically exposes any GraphQL API as tools for claude, cursor, 1 Claude Code 1 685 tok
joshua-auchincloss/factsets An MCP server that provides a local, persistent, self-maintaining knowledge base for AI ag 1 Codex, OpenCode 1 755 tok
mrslbt/pdf-it npmjs.com Native PDF renderer for AI-generated markdown. Cover page, auto TOC, page-numbered footer. 1 Codex, OpenCode 1 1,527 tok
jordantete/verychic-mcp Unofficial read-only MCP server for VeryChic hotel offers (search, filter, availability & 1 Claude Code 1 2,009 tok
maxwellsantoro/dotrepo dotrepo.org Trust-aware metadata protocol for software repositories, with a Rust toolchain, MCP server 1 Claude Code, Codex, OpenCode 2 2,882 tok
mayorandrew/openapi-dynamic-mcp MCP server and CLI for turning OpenAPI specs into usable tools for AI clients, with built- 1 Codex, OpenCode 1 405 tok
magarcia/mcp-server-linearapp A Model Context Protocol (MCP) server for the Linear API 1 Cursor 1 643 tok
rhoegg/ufo-mcp-server MCP server for Dynatrace UFO 1 Claude Code 1 466 tok
ivanantigravity-lgtm/nanobanana-2-polzaia-mcp-server 1 Claude Code 1 3,070 tok
jonnybottles/M365-roadmap-mcp-server 1 Claude Code 1 1,347 tok
mclose/dns-mcp MCP server for DNS security analysis. DNSSEC validation, email auth (SPF/DKIM/DMARC/DANE/B 1 Claude Code 1 3,034 tok
mkerchenski/RedditAdsMcp C# MCP server for the Reddit Ads API — read-only tools for campaigns, ad groups, ads, and 1 Claude Code 1 288 tok
n24q02m/better-workspace-mcp mcp.n24q02m.com Google Workspace MCP server (Docs/Drive/Calendar/Gmail/Sheets/Slides/Tasks/Chat/People + m 1 Claude Code, Codex, OpenCode 2 4,940 tok
Modellix/modellix-plugin modellix.ai Agent plugin for AI image and video generation via Modellix API/CLI. 1 Claude Code, Codex, OpenCode 1 5,577 tok
nickdesi/ZipAI ⚡ Ultra-dense token optimizer for LLM coding agents (Claude Code, Antigravity, Cline, Roo) 1 Claude Code 1 1,204 tok
divyanshu-iitian/ContextFlux Task-adaptive repository context engine for coding agents: local MCP, exact token budgets, 1 Codex, OpenCode 1 129 tok
iamrichardD/claude-gemini-mcp-server MCP Server for Claude-Gemini peer programming workflow 1 Claude Code, Gemini CLI 2 2,358 tok
pandoscope/skills Canonical skill library for agentic engineering: original skills, condensed derivations of 1 Claude Code, Codex, OpenCode 4 5,373 tok
NicolaiSchmid/pons pons.chat Open-source WhatsApp Business API bridge with MCP server 1 Claude Code, Codex, OpenCode 2 4,320 tok
BigfootBytes/threatlocker-mcp-server 1 Claude Code 2 7,124 tok
lzy19926/lzy-yuque-mcp-server Refactor and optimize this project using AI. 1 Claude Code 2 1,248 tok
frankxai/awesome-agentic-income Web-first catalog of agent-product delivery, metering, billing, attribution, and governanc 1 Codex, OpenCode 1 358 tok
juparave/dotfiles My dotfiles 1 Claude Code 17 —
andy-spike/skills 1 Codex, OpenCode 1 147 tok
benpeter/owa-mcp MCP server for Microsoft Outlook calendar via Edge session token interception — no Azure a 1 Claude Code 1 2,442 tok
anthonylimo90/linear-mcp-server Linear MCP Server 1 Claude Code 1 903 tok
wanthigh/google-calendar-mcp-server 1 Claude Code 1 2,495 tok
otis22/vetmanager-mcp MCP server for Vetmanager veterinary clinic management — 101 tools, bearer auth, self-host 1 Claude Code, Codex, OpenCode 16 13,794 tok