24,842 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| chrischall/resy-mcp | 2 | Claude Code, Codex, OpenCode | 2 | 5,269 tok |
| cyanheads/anime-mcp-server npmjs.com Search anime/manga, get full detail, franchise watch order, seasonal schedule, characters, | 2 | Claude Code, Codex, OpenCode | 2 | 15,728 tok |
| cyanheads/epa-mcp-server npmjs.com Access EPA environmental data — facility compliance (ECHO), toxic releases (TRI), Superfun | 2 | Claude Code, Codex, OpenCode | 2 | 15,902 tok |
| cyanheads/federal-regulations-mcp-server npmjs.com Search and trace US federal rules across the Federal Register (proposed/final rules and no | 2 | Claude Code, Codex, OpenCode | 2 | 15,832 tok |
| cyanheads/bluesky-mcp-server npmjs.com Search posts, profiles, feeds, threads, and trending topics on Bluesky via MCP. STDIO or S | 2 | Claude Code, Codex, OpenCode | 2 | 14,986 tok |
| cyanheads/chembl-mcp-server npmjs.com Link compounds to protein targets, rank bioactivity (IC50/Ki/EC50), and look up drug mecha | 2 | Claude Code, Codex, OpenCode | 2 | 23,320 tok |
| cyanheads/congressgov-mcp-server npmjs.com Access U.S. congressional data (bills, votes, members, committees) via MCP. STDIO or Strea | 2 | Claude Code, Codex, OpenCode | 2 | 21,860 tok |
| cyanheads/fbi-crime-mcp-server npmjs.com Exposes the FBI Crime Data Explorer API — monthly UCR offense rates and counts, hate crime | 2 | Claude Code, Codex, OpenCode | 2 | 16,016 tok |
| cyanheads/fema-mcp-server npmjs.com Query FEMA disaster declarations, public assistance grants, housing aid, and NFIP flood in | 2 | Claude Code, Codex, OpenCode | 2 | 14,662 tok |
| dfch/biz.dfch.SpecMgr d-fens.ch An ISO 29148 based artifact manager for system specifications. | 2 | Codex, OpenCode | 27 | 34,576 tok |
| davidmosiah/delx-memory npmjs.com Local-first persistent memory layer for AI agents. SQLite-backed, MCP-compatible, cross-ag | 2 | Codex, OpenCode | 1 | 416 tok |
| ex3lite/mcp_rzd_tickets | 2 | Codex, OpenCode | 1 | 115 tok |
| guillem/stallhunt Linux-first command-line performance triage | 2 | Codex, OpenCode | 1 | 1,984 tok |
| gulmezeren2-byte/erp-report-engine A provably read-only SQL layer for AI agents (MCP) and weekly reports — over the database | 2 | Codex, GitHub Copilot, OpenCode | 2 | 2,244 tok |
| hannasdev/mcp-writing MCP service for AI-assisted reasoning and editing on long-form fiction projects | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,156 tok |
| keel-trade/keel-trade usekeel.io Keel — CLI and MCP server for AI-driven crypto strategy development on Hyperliquid | 2 | Codex, OpenCode | 1 | 4,020 tok |
| linxule/durable-thinking Persistent Sequential Thinking MCP server on Cloudflare Workers + Durable Objects — though | 2 | Claude Code, Codex, OpenCode | 2 | 892 tok |
| mlorentedev/pdf-modifier-mcp MCP server + CLI for PDF text replacement with font style preservation | 2 | Codex, OpenCode | 1 | 2,155 tok |
| nkiyohara/corresync corresync.org Local-first MCP server and CLI for email and calendars across Outlook, Gmail, Microsoft 36 | 2 | Codex, OpenCode | 1 | 1,238 tok |
| sandraschi/overte-mcp Overte (classic Vircadia-lineage) MCP server + dashboard for domain admin and entity orche | 2 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 4 | 1,180 tok |
| sebastienrousseau/camt053-mcp camt053.com Parse & reconcile ISO 20022 camt.053 bank-to-customer statements from Claude Desktop, Curs | 2 | Codex, OpenCode | 1 | 654 tok |
| siaginw/HexWitness npmjs.com Give your reverse-engineering agent a memory, a map, and receipts. | 2 | Codex, OpenCode | 1 | 724 tok |
| stevologic/security-recipes.ai security-recipes.ai Turn security findings into bounded agent work: one recipe, scoped context, required proof | 2 | Codex, GitHub Copilot, OpenCode | 5 | 758 tok |
| subsquid-labs/portal-mcp-server sqd.dev MCP server exposing SQD Portal blockchain data to AI agents and Claude. | 2 | Codex, OpenCode | 1 | 620 tok |
| vantioai/vantio-open-core vantio.ai Vantio Optics open core: free, local-first observe-only visibility into AI agent egress (C | 2 | Codex, OpenCode | 1 | 2,437 tok |
| tickadoo/tickadoo-mcp mcp.tickadoo.com MCP server for tickadoo® — discover and book theatre, events & experiences worldwide | 2 | Claude Code, Codex, OpenCode | 4 | 4,334 tok |
| xkumakichi/xaip-protocol xkumakichi.github.io Provider-neutral execution evidence for AI agent tool calls — co-signed execution receipts | 2 | Codex, OpenCode | 1 | 746 tok |
| koshikraj/logr logr.it Just logr it | 2 | Codex, OpenCode | 1 | 74 tok |
| zation/agent-radar agent-radar.zation1.workers.dev Agent Radar is an AI tool rating and recommendation knowledge base for human developers an | 2 | Codex, OpenCode | 1 | 1,271 tok |
| vbkotecha/agentservices-api agentservices.to AgentServices — Premium APIs for AI Agents. Crypto data, marketing intelligence, dispute r | 2 | Codex, OpenCode | 1 | 1,424 tok |
| thorchain/swap.thorchain swap.thorchain.org | 2 | Codex, OpenCode | 1 | 2,939 tok |
| srinivasan-sundaresan95/orihime smithery.ai Cross-repo code knowledge graph for Java/Kotlin/JS/TS — MCP server, taint analysis, call g | 2 | Claude Code, Codex, OpenCode | 3 | 1,402 tok |
| Catfish-75/claw-task-hub Local-first, Linear-like task hub for AI agents and agentic harnesses | 2 | Codex, OpenCode | 1 | 472 tok |
| adarshj322/rishi-ai-mcp pypi.org 🕉️ An MCP server for authentic Vedic Astrology. Unlocks chart casting, planetary transits | 2 | Codex, GitHub Copilot, OpenCode | 2 | 1,460 tok |
| mimukit/skills skills.sh My personal collection of AI agent skills; the *kit family. Portable, one install away. | 2 | Codex, OpenCode | 1 | 5,630 tok |
| SenMuShare/senmu-buildos AI-native BuildOS for Codex, Claude Code, Doubao, WorkBuddy and ZCode: product discovery, | 2 | Codex, OpenCode | 1 | 488 tok |
| grobinson3108/mcp-server-saas-gateway One MCP server, N REST APIs. TypeScript template for building gateway-style MCP servers th | 2 | Codex, OpenCode | 1 | 329 tok |
| lbk-open/super-spec npmjs.com Agent Skills that take a requirement — or a production alert — to a reviewed pull request: | 2 | Claude Code, Codex, OpenCode | 2 | 813 tok |
| ddalgrande/dining-places-skill Agent Skill that turns your Google Maps saved places into a personal dining knowledge base | 2 | Claude Code, Codex, OpenCode | 2 | 555 tok |
| adityaarakeri/senior-agent-skills adityaarakeri.github.io Eight portable SKILL.md playbooks that make coding agents work like careful senior enginee | 2 | Codex, OpenCode | 1 | 487 tok |
| Hoja-Solutions/agent-stdlib A standard library for building agents. | 2 | Claude Code, Codex, OpenCode | 1 | 969 tok |
| btmoriarty/kochab An honest, human-in-the-loop job search that runs inside Claude. It drafts; you send. No a | 2 | Codex, OpenCode | 1 | 787 tok |
| equinor/fusion-skills Fusion repo for agent skills | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 5,529 tok |
| delexw/claude-code-misc Personal Used Claude Code Skills and Agents. | 2 | Claude Code, Codex, OpenCode | 3 | 2,840 tok |
| Fandhe-AI/agent-cli-skills | 2 | Claude Code, Codex, OpenCode | 10 | 15,820 tok |
| MECoban/garmin-ai-coach Fully automated self-hosted AI marathon coach from Garmin Connect (Cloudflare-bypass auth, | 2 | Codex, OpenCode | 1 | 466 tok |
| gzb1128/opencode-plugin A CLI tool that brings the Claude Code plugin marketplace ecosystem to OpenCode — install, | 2 | Codex, OpenCode | 1 | 1,775 tok |
| ventusff/claude-model-guard 🚨 Claude Code statusline plugin that catches silent model downgrades — theme-proof full-w | 2 | Claude Code, Codex, OpenCode | 2 | 2,167 tok |
| raravel/Agent4Discord Remote Claude Code sessions through Discord — self-hosted bot with streaming, permissions, | 2 | Claude Code, Codex, OpenCode | 2 | 195 tok |
| Elnora-AI/elnora-slack Slack for Claude Code — the entire Slack Web API as a CLI (201 methods, 29 groups) plus ag | 2 | Claude Code, Codex, OpenCode | 1 | 1,510 tok |