23,799 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 agents8,544Claude Code6,892Git and workflow3,622Data and AI3,580Backend and APIs3,558Languages3,492Planning3,321Code review2,907Testing2,690DevOps and cloud2,489Writing and docs2,484Memory and context2,374Research2,321Frontend2,311Security2,178Project management1,971
All Claude Code32,539 Codex24,879 OpenCode23,799 GitHub Copilot3,723 Gemini CLI2,040 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| robertn702/webmcp-today webmcp.today Community registry of WebMCP packages for sites that have not implemented WebMCP. | 2 | Claude Code, Codex, OpenCode | 2 | 2,594 tok |
| vitaliemiron/cookidoo-mcp vitaliemiron.github.io Unofficial Cookidoo MCP server for AI-assisted Thermomix recipes, guided cooking, meal pla | 2 | Codex, OpenCode | 1 | 5,750 tok |
| xyzzylabs/tc39-mcp mcp.xyzzylabs.ai MCP for the TC39 specs (not affiliated with Ecma/TC39). SHA-pinned ECMA-262 + ECMA-402, AO | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,590 tok |
| xyzzylabs/wasm-mcp mcp.xyzzylabs.ai MCP server for the WebAssembly specification. SHA-pinned instructions, types, sections, fu | 2 | Claude Code, Codex, OpenCode | 2 | 1,002 tok |
| v1b3x0r/living-memory-engine viibe.to Model Context Protocol (MCP) memory server giving AI agents a persistent, shared world acr | 2 | Claude Code, Codex, OpenCode | 3 | 4,740 tok |
| sologovision/flato-design-mcp flato.ai The native canvas runtime for AI design, connected through MCP. | 2 | Claude Code, Codex, OpenCode | 2 | 378 tok |
| mrslbt/tabedata-mcp Japanese food nutrition for AI assistants. Bilingual JP/EN lookups across konbini, restaur | 2 | Codex, OpenCode | 1 | 3,449 tok |
| stonematt/mcp-obsidian-cli Save chat notes from Claude Desktop to your vault — MCP on Obsidian CLI. Keep what matters | 2 | Claude Code, Codex, OpenCode | 4 | 1,104 tok |
| rafaelcg/stripekit stripe.rafael.ltd The create-next-app of Stripe — declarative catalog reconciliation + correct-by-constructi | 2 | Claude Code, Codex, OpenCode | 2 | 1,066 tok |
| kaiser-data/lineup Lineup — a ChatGPT App (Alpic Skybridge MCP) that turns one sentence into an event pack: e | 2 | Codex, OpenCode | 1 | 32 tok |
| sebastienrousseau/camt053 camt053.com Read ISO 20022 camt.052, camt.053, and camt.054 bank-to-customer statements and generate v | 2 | Codex, OpenCode | 1 | 858 tok |
| zyqzyq/Unfour unfour.dev Local-first backend troubleshooting workspace for tracing failures across API, SSH, and da | 2 | Codex, OpenCode | 1 | 788 tok |
| nalediym/touch-grass touch-grass-xi.vercel.app A Claude Code plugin that teaches your AI agent to remind you to go outside. Weather-aware | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| AUTHENSOR/AUTHENSOR authensor.com AI evaluation integrity research. We audit the benchmarks, LLM judges and scoring pipeline | 2 | Claude Code, Codex, Cursor, OpenCode | 3 | 2,309 tok |
| xiaojiou176-open/campus-copilot xiaojiou176-open.github.io Academic decision workspace with cited study context from Canvas, Gradescope, EdStem, and | 2 | Claude Code, Codex, OpenCode | 2 | 6,449 tok |
| antonio-mello-ai/mcp-airflow MCP server for airflow | 2 | Codex, OpenCode | 1 | 589 tok |
| stfade/moth npmjs.com A debugging workflow plugin for AI coding agents. Turns terminal failures into source-back | 2 | Codex, OpenCode | 1 | 1,253 tok |
| oryanmoshe/agent-skills Battle-tested skills for disciplined AI-assisted development. Task tracking, code review, | 2 | Claude Code, Codex, OpenCode | 4 | 874 tok |
| nolindnaidoo/regex-le letools.dev Find every regex in a codebase, and report which can be driven into catastrophic backtrack | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 10,210 tok |
| partymola/fitbit-mcp modelcontextprotocol.io Retired - use google-health-mcp instead. The Fitbit Web API shuts down on 30 September 202 | 2 | Claude Code, Codex, OpenCode | 2 | 4,512 tok |
| alcylu/nightlife-mcp nightlifetokyo.com The first nightlife discovery MCP server. Search events, venues, and performers in Tokyo a | 2 | Claude Code, Codex, OpenCode | 2 | 6,614 tok |
| rabqatab/LexLink-ko-mcp MCP server integrating the Korean National Law Information Center Open API for structured | 2 | Codex, OpenCode | 1 | 3,027 tok |
| MarketcheckHub/marketcheck-api-mcp-apps apps.marketcheck.com Marketcheck MCP UI, embeddable apps showcase | 2 | Claude Code, Codex, OpenCode | 2 | 333 tok |
| bitrefill/bitrefill-mcp-server bitrefill.com A Model Context Protocol Server connector for Bitrefill public API, to enable AI agents to | 2 | Codex, OpenCode | 1 | 1,020 tok |
| shibley/mymcptools mymcptools.vercel.app MCP Server Directory - Find and compare Model Context Protocol servers | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| JaviMaligno/mcp-server-bitbucket MCP server for Bitbucket API operations | 2 | Claude Code, Codex, OpenCode | 2 | 1,451 tok |
| aby-agency/aby-claude-watcher Dashboard desktop pour monitorer en temps réel vos sessions Claude Code | 2 | Claude Code, Codex, OpenCode | 7 | 18,578 tok |
| wunamesst/skills A curated collection of production-grade Claude Code skills. | 2 | Claude Code, Codex, OpenCode | 2 | 2,039 tok |
| LeonMelamud/claude-code-security-review AI-powered security audit skill for code changes with false positive filtering. Based on A | 2 | Codex, OpenCode | 1 | 530 tok |
| danhuaxiansheng/claude-code-cleanup-skills Claude Code agent skills for code cleanup, dead-code audits, necessary-code review, and pa | 2 | Claude Code, Codex, OpenCode | 2 | 176 tok |
| dyeoman2/clerk-mcp-template A production-ready template for building Model Context Protocol (MCP) servers with Clerk a | 2 | Codex, OpenCode | 1 | 314 tok |
| MicroMilo/awesome-claude-code-codex-papers micromilo.github.io Curated 2026 conference papers on Claude Code and Codex CLI—benchmarks, methods, failures, | 2 | Codex, OpenCode | 1 | 244 tok |
| ceshine/git-prompts-mcp-server An MCP server that offers several commands to generate prompts based on the Git repository | 2 | Claude Code, Codex, OpenCode | 2 | 596 tok |
| mcqua007/agents-skeleton A language-agnostic starter repo for AI-powered development. Single-source-of-truth AGENTS | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 908 tok |
| arch3rPro/ark-space ArkSpace is a creative workspace for orchestrating agent skills, roles, and workflows acro | 2 | Claude Code, Codex, OpenCode | 2 | 1,445 tok |
| promobase/facebook-business-mcp MCP server implementation of Facebook Business API | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 284 tok |
| bruhsb/paperclip-mcp | 2 | Claude Code, Codex, OpenCode | 2 | 5,821 tok |
| Avinava/document-design-system avinava.github.io A design system for documents — analytical reports, diagrams, charts, decks, and long-form | 2 | Codex, OpenCode | 1 | 1,116 tok |
| alegerber/stockfish-lc0-mcp A TypeScript-based MCP server that exposes Stockfish and Lc0 chess engine capabilities to | 2 | Codex, OpenCode | 1 | 3,296 tok |
| startsevdev/puer Close the lid, let it keep working — a macOS menu bar app that keeps your Mac (and your AI | 2 | Claude Code, Codex, OpenCode | 2 | 171 tok |
| albedoweb/agmem Persistent project context for Claude Code / Codex / Cursor — searchable, local, no API ca | 2 | Claude Code, Codex, OpenCode | 2 | 843 tok |
| dtunai/agent-skills-for-compute Agent-optimized skills for the full LLM lifecycle — pre-training, post-training (RL/DPO/RL | 2 | Claude Code, Codex, OpenCode | 2 | 698 tok |
| 1508550385junnan-bot/Magic-Agent-Global-Rules 📋 Global agent collaboration rules — 16 sections of behavioral constraints that turn AI f | 2 | Claude Code, Codex, OpenCode | 2 | 5,042 tok |
| elixpo/claudeOps.elixpo npmjs.com Make Claude Code actually work like a senior engineer multi agents, token compression, sa | 2 | Claude Code, Codex, OpenCode | 6 | 686 tok |
| Cerlancism/wenyan.skill Teach AI agents to read, write, debug, and migrate wenyan-lang (文言) code. An AI agent's cr | 2 | Claude Code, Codex, OpenCode | 4 | 1,639 tok |
| beiyuii/cc-zhipu-hud Enhanced statusline for Claude Code with Zhipu AI/GLM balance tracking | 2 | Claude Code, Codex, OpenCode | 2 | 1,616 tok |
| justinmclean/IncubatorMCP Apache Incubator IPMC oversight via MCP: health signals, release compliance, report analys | 2 | Codex, OpenCode | 1 | 875 tok |
| pedropaulovc/claude-code-types npmjs.com TypeScript type definitions for Claude Code chat history JSONL files. | 2 | Claude Code, Codex, OpenCode | 2 | 1,228 tok |
| aaryansinha16/Maestro Conductor for your codebases. Autonomous project management for solo developers — schedule | 2 | Claude Code, Codex, OpenCode | 2 | 4,669 tok |
| AlphaLuppi/FAKT Application desktop open-source pour gérer devis & factures de freelance français, avec si | 2 | Claude Code, Codex, OpenCode | 3 | 2,428 tok |