45,030 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 agents8,564Claude Code6,906Git and workflow3,633Data and AI3,578Backend and APIs3,558Languages3,494Planning3,322Code review2,906Testing2,695DevOps and cloud2,496Writing and docs2,489Memory and context2,375Research2,320Frontend2,312Security2,181Project management1,980
All Claude Code32,552 Codex24,920 OpenCode23,840 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,771 Windsurf202 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| AnglerfishChess/chess-uci-mcp An MCP bridge exposing UCI chess engines such as Stockfish or Leela Chess Zero to any MCP | 3 | Claude Code | 1 | — |
| MrRefactoring/atlassian-dc-mcp MCP servers connecting Claude and other AI assistants to self-hosted Atlassian Jira, Confl | 3 | Claude Code | 1 | 2,256 tok |
| AntonioBlago/claude-code-seo-starter visibly-ai.com Claude Code blueprint for SEO freelancers & agencies — Visibly AI MCP, full client workflo | 3 | Claude Code | 3 | 1,100 tok |
| MuhDur/plsql-intelligence durakovic.ai Offline, package-aware Oracle PL/SQL code intelligence in Rust — change impact, dependency | 3 | Codex, OpenCode | 1 | 3,738 tok |
| Leviathan0x0/Chronicle-MCP pypi.org Local, private AI chat history search & memory MCP server: index Cursor, Claude, ChatGPT a | 3 | GitHub Copilot, Cursor, Windsurf | 3 | 184 tok |
| NeoDrew/chromeflow chromeflow.run Let your AI coding agent (Claude Code or Codex CLI) drive your real Chrome — clicks, fills | 3 | Claude Code | 1 | 3,157 tok |
| ObscuritySRL/umbriel Drive and inspect a whole Windows machine from Bun — apps, windows, input, screen, OCR, re | 3 | Claude Code, Codex, OpenCode | 2 | 3,461 tok |
| Sahil170595/Chimeraforge PyPI capacity-planning CLI for LLM deployment. pip install chimeraforge. | 3 | Claude Code, Codex, OpenCode | 5 | 19,674 tok |
| cyanheads/ensembl-mcp-server npmjs.com Look up genes, fetch sequences, predict variant consequences, find orthologs, and retrieve | 3 | Claude Code, Codex, OpenCode | 2 | 16,906 tok |
| cyanheads/aviation-weather-mcp-server npmjs.com Fetch METARs, TAFs, PIREPs, domestic/international SIGMETs and CWAs from NWS AWC via MCP. | 3 | Claude Code, Codex, OpenCode | 2 | 17,376 tok |
| cyanheads/eia-energy-mcp-server npmjs.com Browse and query the U.S. Energy Information Administration API v2 — electricity, petroleu | 3 | Claude Code, Codex, OpenCode | 2 | 23,178 tok |
| boutquin/mcp-server-email modelcontextprotocol.io Multi-account IMAP/SMTP email server for the Model Context Protocol (MCP). 22 tools — read | 3 | Claude Code | 1 | 1,160 tok |
| cyanheads/census-mcp-server npmjs.com Query U.S. Census Bureau data, variables, and geography via MCP. STDIO or Streamable HTTP. | 3 | Claude Code, Codex, OpenCode | 2 | 18,668 tok |
| ameyxd/petromcp Local-first MCP server for petroleum data. Read LAS well logs from Claude, behind a defaul | 3 | Claude Code | 1 | 2,308 tok |
| beardfaceguy/daimonos | 3 | Codex, OpenCode | 1 | 7,851 tok |
| calllint/calllint calllint.com Pre-flight risk linting for MCP and agent tools — check the blast radius before your agent | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,285 tok |
| benswel/qr-for-agent-api QR-as-a-Service API for AI agents — 34 MCP tools, 11 QR types, dynamic links, scan analyti | 3 | Claude Code | 1 | 3,110 tok |
| davidmosiah/apple-health-mcp wellness.delx.ai Unofficial local-first Apple Health MCP server — parses your local export and exposes acti | 3 | Codex, OpenCode | 1 | 162 tok |
| davidmosiah/strava-mcp wellness.delx.ai MCP server for Strava — bring your activities, segments, athlete data, and training histor | 3 | Codex, OpenCode | 1 | 152 tok |
| fbmdata/maxstat-mcp maxstat.ru Official MaxStat MCP: search 408K+ channels and 86M+ MAX posts; audience, views, reactions | 3 | Gemini CLI | 1 | 668 tok |
| ericlovold/sanction getsanction.com Agent wallet, credential vault, and governance layer for autonomous AI agents | 3 | Claude Code, Codex, OpenCode | 18 | 5,483 tok |
| liuh886/ownly liuh886.github.io Own less, Live more, Decide better | 3 | Claude Code, Codex, OpenCode | 2 | 844 tok |
| ertad-family/liquid AI discovers APIs. Code syncs data. No adapters to write. | 3 | Claude Code | 1 | 334 tok |
| musharna/ldraw-mcp musharna.github.io MCP server that renders LDraw/LEGO models to images with real part geometry (studs, glass, | 3 | Claude Code | 1 | 1,064 tok |
| kapella-hub/FirekeepHQ firekeep.ai Self-hosted shared context, memory, coordination, and evidence for Claude Code, Codex, Kir | 3 | Claude Code, Codex, OpenCode | 2 | 7,861 tok |
| mingyo186/partreel partreel.com Open, no-login KiCad parts registry for humans & AI agents — verified footprints, symbols | 3 | Claude Code | 1 | 1,113 tok |
| lazyants/transkribus-mcp-server | 3 | Claude Code | 1 | 1,696 tok |
| ravendb/ravendb-mcp | 3 | Codex, OpenCode | 1 | 259 tok |
| dockndevai/mcp-kubernetes dockndevai.github.io MCP server for Kubernetes — multi-cluster ops with security modes (read-only/read-write/ad | 3 | Claude Code | 1 | — |
| illodev/workfile workfile.illodev.com Repository-native Work, Docs, History and durable Memory for humans and AI agents — Markdo | 3 | Claude Code, Codex, OpenCode | 11 | 550 tok |
| psyb0t/docker-pibox ciprian.51k.eu pi-coding-agent in a Docker image built on aicodebox, with an HTTP API, an OpenAI-compatib | 3 | Claude Code, Codex, OpenCode | 3 | 2,235 tok |
| psyb0t/docker-predictalot ciprian.51k.eu Self-hosted forecasting + prediction service. Five zero-shot time-series foundation models | 3 | Claude Code | 1 | — |
| pvliesdonk/scholar-mcp pvliesdonk.github.io Scholarly papers, patents, books, standards and PDF conversion | 3 | Claude Code, Codex, OpenCode | 16 | 4,790 tok |
| rctruta/sql-benchmarks-dagster SQL Benchmarking Laboratory using Dagster for Orchestration | 3 | Codex, OpenCode | 1 | 2,798 tok |
| docdyhr/macwhisper-mcp-server A local MCP server that lets Claude Desktop transcribe audio with MacWhisper or whisper.cp | 3 | Claude Code | 8 | 2,838 tok |
| huseyinstif/klaket Turn any video into LLM-ready data - transcripts, speaker labels, scenes, subtitles and on | 3 | Claude Code | 1 | 1,219 tok |
| nirajagarwal/bible-mcp nirajagarwal.github.io MCP server for Christian scholarship: BSB/WEB scripture, Greek/Hebrew word data, cross-ref | 3 | Claude Code | 2 | — |
| us-all/datadog-mcp-server npmjs.com Datadog MCP server — 159 tools for metrics, monitors, logs, APM, RUM, synthetics, incident | 3 | Claude Code | 1 | 4,091 tok |
| sena-labs/OzBridge marketplace.visualstudio.com Bring Warp™ Oz™ to any IDE or agent via MCP — plus native @oz in VS Code Copilot Chat. OzB | 3 | Claude Code, Codex, OpenCode | 8 | 619 tok |
| szhygulin/vaultpilot-mcp vaultpilot-mcp.ai Safety first. Hardware-verified DeFi for AI agents — designed for when the AI can be compr | 3 | Claude Code, Codex, OpenCode | 2 | 7,210 tok |
| typesensekit/typesensekit typesensekit.vercel.app 95 typed Typesense operations for humans and AI agents—one CLI and MCP server, read-only b | 3 | Claude Code, Codex, OpenCode | 2 | 84 tok |
| sapientsai/dokploy-mcp-server | 3 | Claude Code | 2 | 2,011 tok |
| shigechika/jquants-mcp shigechika.github.io MCP server for Japanese stock market data via J-Quants API — tools for price history, fina | 3 | Claude Code, GitHub Copilot | 3 | 7,077 tok |
| tarunlnmiit/inbox-to-action pypi.org One-pass agentic inbox triage: classify, summarise, extract tasks and draft replies in a s | 3 | Claude Code | 1 | 826 tok |
| rjexile/sports-card-agent MCP server for sports trading card pricing, market analysis, grading ROI, investment advic | 3 | Claude Code | 1 | 509 tok |
| zxhwolfe-dev/aiworkstation-open-source-intelligence useaistation.com Evidence-backed research, comparison, license verification, and stack planning for open-so | 3 | Codex, OpenCode | 1 | 181 tok |
| zseta/progi progi.dev Progi is an MCP-native workflow engine for your AI harness | 3 | Claude Code, Codex, OpenCode | 2 | 1,890 tok |
| houtini-ai/carousels-mcp houtini.com Carousels MCP - turn a blog post into a LinkedIn, Instagram or TikTok Carousel | 3 | Claude Code | 1 | 1,273 tok |
| mrorigo/bash-command-mcp Sophisticated bash command MCP server | 3 | Codex, OpenCode | 1 | 181 tok |
| praveensehgal/remarkable-mcp MCP server for reMarkable Paper Pro Color — read, write, and manage your tablet from Claud | 3 | GitHub Copilot | 1 | 1,693 tok |