22,198 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 agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| abhiyoheswaran1/AgentLoopKit baseframelabs.com A drop-in engineering loop for coding agents: task contracts, verification reports, review | 1 | Codex, OpenCode | 1 | 2,127 tok |
| atakanelik34/Bilinc bilinc.space Verifiable state plane for autonomous agents: memory, belief revision, rollback, audit, an | 1 | Codex, OpenCode | 1 | 881 tok |
| ashwinvis/scb-opendata-mcp An unofficial FastMCP server that provides access to Statistics Sweden's PxWebApi v2, offe | 1 | Codex, OpenCode | 1 | 750 tok |
| attenlabs/hotato hotato.dev Find what broke in your agent calls. Pin it so it never ships again. Local voice-agent cal | 1 | Codex, OpenCode | 1 | 2,697 tok |
| instavar/remotion-templates instavar.com Open-source, agent-friendly Remotion templates for Codex and Claude Code | 1 | Claude Code, Codex, OpenCode | 2 | 122 tok |
| orieg/gws-connector orieg.github.io Multi-account Google Workspace MCP server — Gmail, Calendar, and Drive with smart routing. | 1 | Codex, GitHub Copilot, OpenCode | 2 | 1,312 tok |
| bubilife1202/crossfin crossfin.dev The only way AI agents access Asian crypto markets. Routing engine + x402 payments across | 1 | Codex, OpenCode | 1 | 1,327 tok |
| burakaydinofficial/searxng-deepdive | 1 | Claude Code, Codex, OpenCode | 2 | 3,173 tok |
| benseverndev-oss/goldenflow [Archived] Now part of the Golden Suite monorepo: github.com/benseverndev-oss/goldenmatch | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 13,577 tok |
| bierlingm/spikes Drop-in feedback collection for static HTML mockups | 1 | Claude Code, Codex, OpenCode | 2 | 2,469 tok |
| bridgenode-ai/bridgenode-mcp bridgenode.cc BridgeNode — x402 pay-per-request AI inference. MCP server for AI agents. | 1 | Codex, OpenCode | 1 | 386 tok |
| capabilityhostprotocol/chp-core capabilityhostprotocol.com Capability Host Protocol — make agent and tool execution visible, replayable, and ready fo | 1 | Claude Code, Codex, OpenCode | 2 | 3,361 tok |
| croit/mcp-croit-ceph Model Context Protocol (MCP) server for croit Ceph cluster management. Dynamically generat | 1 | Codex, OpenCode | 1 | 4,034 tok |
| ccustomai/custom-ai-view ccustom.ai Mobile preview for developers and AI agents. See any website the way it looks on a real iP | 1 | Codex, OpenCode | 1 | 554 tok |
| cyanheads/exchange-rates-mcp-server npmjs.com Convert currencies, get FX rates, and query historical ECB exchange rate data via MCP. STD | 1 | Claude Code, Codex, OpenCode | 2 | 13,382 tok |
| cyanheads/evals-mcp-server Author verifiable eval records through a draft → review → revise → submit loop with server | 1 | Claude Code, Codex, OpenCode | 2 | 12,314 tok |
| cyanheads/anime-mcp-server npmjs.com Search anime/manga, get full detail, franchise watch order, seasonal schedule, characters, | 1 | Claude Code, Codex, OpenCode | 2 | 11,112 tok |
| cyanheads/calculator-mcp-server npmjs.com Evaluate, simplify, and differentiate mathematical expressions via MCP. STDIO or Streamabl | 1 | Claude Code, Codex, OpenCode | 2 | 12,968 tok |
| cyanheads/coingecko-mcp-server npmjs.com Market data for 15,000+ cryptocurrencies — prices, history, trends, and deep coin metadata | 1 | Claude Code, Codex, OpenCode | 2 | 13,436 tok |
| cyanheads/federal-regulations-mcp-server npmjs.com Search and trace US federal rules across the Federal Register (proposed/final rules and no | 1 | Claude Code, Codex, OpenCode | 2 | 12,072 tok |
| cyanheads/finnhub-mcp-server npmjs.com Real-time US-equity quotes, company fundamentals, earnings, analyst trends, and financial | 1 | Claude Code, Codex, OpenCode | 2 | 11,166 tok |
| cyanheads/gnomad-genetics-mcp-server npmjs.com Ancestry allele frequencies, LoF constraint, variant lists, and coverage from gnomAD, join | 1 | Claude Code, Codex, OpenCode | 2 | 12,548 tok |
| cyanheads/bls-labor-mcp-server npmjs.com Fetch US Bureau of Labor Statistics data — CPI, unemployment, wages, JOLTS, and more via M | 1 | Claude Code, Codex, OpenCode | 2 | 11,150 tok |
| cyanheads/bluesky-mcp-server npmjs.com Search posts, profiles, feeds, threads, and trending topics on Bluesky via MCP. STDIO or S | 1 | Claude Code, Codex, OpenCode | 2 | 11,384 tok |
| cyanheads/chembl-mcp-server npmjs.com Link compounds to protein targets, rank bioactivity (IC50/Ki/EC50), and look up drug mecha | 1 | Claude Code, Codex, OpenCode | 2 | 14,242 tok |
| cyanheads/congressgov-mcp-server npmjs.com Access U.S. congressional data - bills, votes, members, committees via MCP. STDIO & Stream | 1 | Claude Code, Codex, OpenCode | 2 | 12,388 tok |
| cyanheads/cpsc-recalls-mcp-server npmjs.com Search and retrieve US consumer product recalls from the CPSC (Consumer Product Safety Com | 1 | Claude Code, Codex, OpenCode | 2 | 11,858 tok |
| cyanheads/docgen-mcp-server npmjs.com Render HTML/markdown to PDF, export rows to xlsx, and fill AcroForm PDFs via MCP. STDIO or | 1 | Claude Code, Codex, OpenCode | 2 | 13,414 tok |
| cyanheads/fbi-crime-mcp-server npmjs.com Exposes the FBI Crime Data Explorer API — UCR crime estimates, NIBRS incident breakdowns, | 1 | Claude Code, Codex, OpenCode | 2 | 12,054 tok |
| cyanheads/fcc-broadband-mcp-server npmjs.com Access FCC broadband availability, coverage analysis, and digital divide data for US geogr | 1 | Claude Code, Codex, OpenCode | 2 | 11,830 tok |
| cyanheads/fema-mcp-server npmjs.com Query FEMA disaster declarations, public assistance grants, housing aid, and NFIP flood in | 1 | Claude Code, Codex, OpenCode | 2 | 11,318 tok |
| dfch/biz.dfch.SpecMgr d-fens.ch An artifact manager for system specifications. | 1 | Codex, OpenCode | 5 | 14,795 tok |
| davidmosiah/delx-memory npmjs.com Local-first persistent memory layer for AI agents. SQLite-backed, MCP-compatible, cross-ag | 1 | Codex, OpenCode | 1 | 416 tok |
| davidmosiah/wellness-cgm-mcp npmjs.com Local-first continuous glucose monitor MCP — Dexcom Developer API, FreeStyle Libre via Lib | 1 | Codex, OpenCode | 1 | 686 tok |
| darylmcd/Roslyn-Backed-MCP | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 23 | 3,413 tok |
| david-eve-za/nvidia-nim-mcp | 1 | Codex, OpenCode | 1 | 941 tok |
| davidmosiah/short-video-agent-kit npmjs.com Agent-first short-form AI video generation CLI and MCP server for Sora, Veo, xAI and Seeda | 1 | Codex, OpenCode | 1 | 137 tok |
| davidmosiah/tiktok-agent-publisher npmjs.com Agent-first TikTok Content Posting API CLI and MCP server with dry-run publishing | 1 | Codex, OpenCode | 1 | 142 tok |
| davidmosiah/youtube-shorts-agent npmjs.com Agent-first YouTube Shorts upload CLI and MCP server with dry-run API uploads | 1 | Codex, OpenCode | 1 | 139 tok |
| decidefyi/decide decide.fyi Source-backed, fail-closed policy checks for refunds, cancellations, returns, and trials. | 1 | Codex, OpenCode | 1 | 1,180 tok |
| desper/quick-html-sharing qhs.fyi Indie SaaS for vibe coders to instantly share AI-generated HTML pages — unguessable URLs + | 1 | Claude Code, Codex, OpenCode | 2 | 3,608 tok |
| dfieser/hea-bench dfieser.github.io Free high-entropy alloy (HEA) and high-entropy oxide calculator: mixing entropy, atomic-si | 1 | Claude Code, Codex, OpenCode | 2 | 7,698 tok |
| digitalgremlin/hn-developer-sentiment-mcp a deterministic developer-sentiment engine for Hacker News | 1 | Codex, OpenCode | 1 | 6,211 tok |
| ENTIA-IA/entia-mcp-server entia.systems Verified business-identity intelligence for AI agents & MCP clients — company verification | 1 | Codex, OpenCode | 1 | 157 tok |
| edithatogo/sourceright edithatogo.github.io Reference verification infrastructure for academic and legal citation workflows | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,909 tok |
| ellmos-ai/ellmos-controlcenter-mcp npmjs.com MCP control plane for local server discovery, profile management, capability bundles, dash | 1 | Claude Code, Codex, OpenCode | 2 | 149 tok |
| edithatogo/healthpoint-rs Rust SDK, CLI, and read-only MCP server for licensed Healthpoint HL7 FHIR API access | 1 | Codex, OpenCode | 1 | 572 tok |
| gblinproject/gblin-treasury-risk-regime gblin.digital Market risk regime (calm/elevated/crash) for AI agents on Base — free to read via MCP. Sig | 1 | Codex, OpenCode | 1 | 1,425 tok |
| gCuadros/hevy-mcp | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 5,216 tok |
| mcpindex-ai/mcpindex-web mcpindex.ai The agent-native index of MCP servers — discovery layer over the official MCP registry. | 1 | Claude Code, Codex, OpenCode | 2 | 79 tok |