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 |
|---|---|---|---|---|
| zoharbabin/brand-voice Enforce brand writing guidelines in Claude Code — PostToolUse hook + MCP server + CLI | 0 | Claude Code | 6 | 1,306 tok |
| cybersiddhu/dcr-mcp DCR MCP Server - An MCP server implementation using mcp-go | 0 | Claude Code | 1 | 4,300 tok |
| yourbright-jp/jpyc-agent-mcp | 0 | Claude Code | 1 | 493 tok |
| lightbringer-patents/claude-plugin Lightbringer Plugin for Claude | 0 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| lightbringer-patents/mcp-connector Details about the Lightbringer MCP Connector | 0 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| luthersystems/insideout-agent-skills InsideOut -- AI cloud infrastructure skill for Claude Code, Cursor, Kiro, and 30+ tools | 0 | Codex, OpenCode | 1 | 1,155 tok |
| LutoLabs/mytwin-mcp myaitwin.lutolearn.com A personal RAG database and semantic search engine you build from inside AI chat. Stores y | 0 | Claude Code | 1 | 755 tok |
| anrawool/mailrith-agent-platform mailrith.com Public contracts, SDKs, MCP server, CLI, and Agent Skill for Mailrith AI agent workflows | 0 | Gemini CLI | 1 | 152 tok |
| lj22503/invest-brain brain.mangofolio.com AI-powered investment discipline tool - MCP Server x RAG & Behavior Pattern Mining | 0 | Claude Code, Codex, OpenCode | 2 | 2,990 tok |
| MetricSpot/mcp-server mcp.metricspot.com Model Context Protocol server for MetricSpot. Exposes SEO and AI-readability audits to AI | 0 | Claude Code | 1 | 613 tok |
| runvouch/runvouch runvouch.com Dead man's switch, cost cap and outcome check for unattended AI agents (Claude Code, OpenC | 0 | Claude Code | 1 | 2,013 tok |
| scanmalware/mcp-server MCP server for the ScanMalware.com API | 0 | Codex, OpenCode | 1 | 1,550 tok |
| ScrapeUnblocker/scrapeunblocker-mcp-remote scrapeunblocker-mcp-remote.vercel.app Hosted (HTTP) MCP server for ScrapeUnblocker on Vercel - connect claude.ai with your own A | 0 | Claude Code | 1 | 340 tok |
| Openly-Useful/project-status openlyuseful.org StatusGlance: evidence-backed delivery readiness and low-overhead RunGlance activity, with | 0 | Claude Code, Codex, OpenCode | 2 | 1,106 tok |
| setix-ai/setix-sdk setix.dev Official Setix client library for the THREAD protocol — TypeScript and Python | 0 | Claude Code | 1 | 1,986 tok |
| printyourduck/printyourduck-mcp printyourduck.com MCP server for sending local 3D print files to PrintYourDuck quote review. | 0 | Codex, OpenCode | 1 | 522 tok |
| shipshapedata/agent-tools shipshapedata.com Agent toolkit for Shipshape Data: MCP servers, agent skills, CLI + SDKs for the keyless re | 0 | Claude Code | 1 | 253 tok |
| smplkit/mcp smplkit.com Hosted MCP server for the smplkit platform — schedule and run HTTP jobs from your AI agent | 0 | Claude Code, GitHub Copilot | 2 | 2,196 tok |
| arconkli/soleilpictures | 0 | Claude Code | 1 | 2,443 tok |
| truss-security/truss-agent-mcp This repo holds the Truss MCP based Agent code. Conceptualization to Hugging Face. It will | 0 | Codex, Cursor, OpenCode | 2 | 1,306 tok |
| jasonpalmer1/wafergraph-mcp wafergraph.com Read-only remote MCP server for wafergraph.com's semiconductor and AI supply-chain dataset | 0 | Claude Code | 1 | 2,406 tok |
| cambridgetcg/agenttool agenttool.dev Sovereign agent infrastructure where agents arrive as themselves · public read-only Canon | 0 | Claude Code, Codex, OpenCode | 2 | 27,151 tok |
| forgesworn/rendezvous-mcp npmjs.com MCP server for AI-driven fair meeting point discovery | 0 | Claude Code, Codex, OpenCode | 2 | 852 tok |
| glideapps/mcp glideapps.com Glide's official MCP server — build, manage, and operate GlideOS apps, data, and workflows | 0 | Gemini CLI | 1 | 186 tok |
| jobspipe/mcp jobspipe.dev Hosted MCP server for JobsPipe: search live job postings from 30+ ATS feeds and job boards | 0 | Gemini CLI | 1 | 233 tok |
| matthewwilliams949-ops/nakodo nakodo-web.vercel.app | 0 | Claude Code | 1 | 916 tok |
| fox100039-design/bugezy Debug tools development: dictate bug details using speech-to-text, allowing AI to read all | 0 | Claude Code, Codex, OpenCode | 2 | 1,060 tok |
| palisadeemail/palisade-mcp palisade.email Local stdio bridge to the Palisade MCP server (SPF, DKIM, DMARC, MTA-STS, BIMI). | 0 | Codex, OpenCode | 1 | 755 tok |
| boletinclaro/mcp boletinclaro.es El MCP de los datos públicos de España: dinero público (subvenciones, licitaciones) y bole | 0 | Codex, OpenCode | 1 | 212 tok |
| growthkit-tools/mcp growthkit.tools MCP Server | 0 | Claude Code, Codex, OpenCode | 4 | 22,647 tok |
| faahim/postbag postbag.dev A form backend that routes. Every submission stored durably, delivered by rules to email, | 0 | Claude Code, Codex, OpenCode | 2 | 1,153 tok |
| Guffawaffle/lex Policy-aware work continuity with receipts. | 0 | GitHub Copilot | 1 | 661 tok |
| tabnas/mcp | 0 | Claude Code, Codex, OpenCode | 2 | 8,080 tok |
| toolstop/toolstop toolstop.dev Small, stateless MCP servers served from toolstop.dev | 0 | Claude Code | 1 | 6,263 tok |
| typeship-ax/mcp The official MCP server for the Typeship API. | 0 | Codex, OpenCode | 1 | 688 tok |
| urantia-hub/urantia-dev-api urantia.dev API for the Urantia Papers — full-text search, semantic search, entities, audio, OAuth. Ho | 0 | Claude Code | 1 | 4,286 tok |
| vasilistotskas/weblens | 0 | Claude Code | 1 | 7,458 tok |
| Lightning-FM/lightning-fm-mcp MCP server for Lightning FM's Nostr-native music catalog — search tracks, look up artists, | 0 | Claude Code, Codex, OpenCode | 2 | 394 tok |
| Moddable-Games/moddable-website web.moddable.games Marketing site, mod library, and tools hub for Moddable Games | 0 | Claude Code | 1 | 3,596 tok |
| Bigred97/aihw-mcp pypi.org Query the Australian Institute of Health and Welfare in plain English from Claude or any M | 0 | Claude Code | 4 | 1,739 tok |
| Bigred97/apra-mcp pypi.org Query the Australian Prudential Regulation Authority in plain English from Claude or any M | 0 | Claude Code | 4 | 446 tok |
| Bigred97/ato-mcp pypi.org Query the Australian Taxation Office in plain English from Claude or any MCP client. Perso | 0 | Claude Code | 4 | 1,785 tok |
| Bigred97/au-weather-mcp pypi.org Query Australian weather + air quality in plain English from Claude or any MCP client. 45 | 0 | Claude Code | 3 | 1,773 tok |
| Bigred97/rba-mcp pypi.org Query the Reserve Bank of Australia in plain English from Claude or any MCP client. 5 simp | 0 | Claude Code | 4 | 644 tok |
| Bigred97/wgea-mcp pypi.org Query the Workplace Gender Equality Agency in plain English from Claude or any MCP client. | 0 | Claude Code | 4 | 2,664 tok |
| SparkSMB-Tim/buildforce-mcp Hosted MCP server connecting Claude/ChatGPT/Gemini/Copilot to your Salesforce, HubSpot & S | 0 | Gemini CLI | 1 | 209 tok |
| cycloidio/cycloid-mcp-server A Model Context Protocol (MCP) server that provides seamless integration with the Cycloid | 0 | Claude Code | 1 | 1,131 tok |
| marian-kamenistak/elc-toolkit engineeringleaders.io MCP server: engineering-org leadership benchmark, partnership ROI builder, and community-l | 0 | Claude Code | 1 | 791 tok |
| favcrm/mcp FavCRM MCP — install snippets, examples, docs for the Model Context Protocol server at api | 0 | Cursor | 1 | 90 tok |
| fixyourdocs/fixyourdocs Open-source product code for FixYourDocs — landing, dashboard, hub, MCP server, CDK infra. | 0 | Codex, OpenCode | 1 | 326 tok |