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 |
|---|---|---|---|---|
| jasp-nerd/courseforge AI-powered Canvas LMS course creator, MCP server, agent skills, and an IMSCC/Common Cartri | 4 | Claude Code | 1 | 671 tok |
| Hellowda253/KIT-PUCP-MCP Kit MCP comunitario para estudiantes PUCP: Paideia, Campus Virtual, horarios, notas, matrí | 4 | Codex, OpenCode | 1 | 1,027 tok |
| cyanseek/VibeMath cyanseek.github.io The live, agent-readable frontier of AI mathematics: open problems, AI attempts, solution | 4 | Codex, OpenCode | 1 | 285 tok |
| Tom-R-Main/OBS-MCP Control OBS Studio scenes, recordings, and streams from AI agents through MCP, with previe | 4 | Claude Code, Codex | 2 | 328 tok |
| m1rl0k/Context-Engine Self-hosted adaptive code search: micro-chunk precision, hybrid rerank, VS Code/MCP-ready | 4 | Claude Code, Codex | 1 | — |
| mackatwentytsuru/resolume-mcp-server MCP Server for Resolume Arena - control your VJ software with AI assistants like Claude | 4 | Claude Code | 1 | 2,602 tok |
| HemmaBo-se/hemmabo-mcp-server hemmabo.com HemmaBo Host Booking Engine. Vacation rental software. A signed stay offer on the host's o | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,349 tok |
| archetypal-ai/archetypal-ai archetypal.ai No agent should have to forget. Persistent memory for AI agents — recall, remember, checkp | 4 | Claude Code | 1 | 326 tok |
| asanabrial/leteo Persistent memory for AI coding agents. MCP server + lifecycle hooks that give Claude Code | 4 | Claude Code, Codex, OpenCode | 2 | 1,427 tok |
| cyanheads/internet-archive-mcp-server npmjs.com Search the Wayback Machine and IA library (40M+ items), fetch archived snapshots, retrieve | 4 | Claude Code, Codex, OpenCode | 2 | 16,878 tok |
| cyanheads/medical-codes-mcp-server npmjs.com Decode, search, validate, and crosswalk US medical codes — ICD-10-CM, ICD-10-PCS, HCPCS Le | 4 | Claude Code, Codex, OpenCode | 2 | 17,478 tok |
| cyanheads/oecd-mcp-server npmjs.com Search, explore, and query 1,500+ OECD statistical datasets (national accounts, employment | 4 | Claude Code, Codex, OpenCode | 2 | 17,550 tok |
| cyanheads/macos-mcp-server npmjs.com macOS system controls, window management, and hardware state for MCP clients | 4 | Claude Code, Codex, OpenCode | 2 | 20,172 tok |
| ntworm/ableton-mcp-server ntworm.github.io Local MCP server for Ableton Live: session inspection, MIDI editing, device control, audio | 4 | Claude Code, Codex, OpenCode | 2 | 2,090 tok |
| hightemp/go_computer_use_mcp_server MCP (Model Context Protocol) server in Go for computer automation. Uses robotgo library fo | 4 | Claude Code, Codex, OpenCode | 24 | 1,604 tok |
| frankxai/awesome-agent-operating-systems Web-first index of agent operating systems, coding agents, MCP, memory, and deploy tools. | 4 | Codex, OpenCode | 1 | 358 tok |
| cyanheads/socrata-mcp-server npmjs.com Search and query government open-data portals (Socrata SODA API) via MCP. STDIO or Streama | 4 | Claude Code, Codex, OpenCode | 2 | 17,816 tok |
| musharna/data-aggregator-mcp musharna.github.io Unified research-data acquisition MCP — search & fetch datasets across Zenodo, DataCite, N | 4 | Claude Code | 1 | 1,064 tok |
| DaniGhosy/civil3d-mcp-civil3d-mcp En Progreso | 4 | Claude Code | 1 | 3,953 tok |
| 2fst4u/mealie-mcp | 4 | Codex, OpenCode | 1 | 418 tok |
| salimfadhley/agent-inbox A SQLite mailbox for local LLM agents — one HTTP API, an ActivityStreams messaging model, | 4 | Claude Code, Codex, OpenCode | 2 | 3,720 tok |
| MeltFlexDevs/techdrawai-skills techdrawai.com AI agent skills for turning a photo of a part into technical drawings, CAD-ready DXF/DWG a | 4 | Claude Code | 1 | 384 tok |
| askads/mcp-yandex-direct npmjs.com MCP server for Yandex Direct — manage contextual advertising (campaigns, bids, ads, statis | 4 | Claude Code | 1 | 2,180 tok |
| danafitkowski/cpp-cpm-engine mcp.criticalpathpartners.ca Forensically-defensible CPM engine. AACE-canonical. Daubert-disclosed. Bit-identical JS<-> | 4 | Claude Code | 1 | 1,668 tok |
| george-bobby/mcp-modal The MCP control plane for Modal | 4 | Claude Code | 1 | 4,010 tok |
| nitin27may/ms-graph-mcp nitinksingh.com Microsoft Graph MCP server for AI agents — 85 tools across Outlook mail & calendar, Teams, | 4 | Claude Code | 1 | 3,408 tok |
| valuein/valuein valuein.biz Point-in-time SEC fundamentals for AI agents and quants: 120.5M+ standardized facts from 1 | 4 | Claude Code, Codex, OpenCode | 2 | 10,794 tok |
| Cleo-Labs-IA/skills_library cleolabs.co Comply — All-in-one compliance skills library for AI coding agents. 12 production-grade sk | 4 | Claude Code | 1 | 3,824 tok |
| ashyeager/harikos.ai harikos-ai.vercel.app Truth based memory for AI coding Agents. | 4 | Codex, OpenCode | 1 | 1,367 tok |
| ssheleg/sheleg-design-skill skills.sshlg.me Define the visual language of an interface, from typography and layout to motion, tokens a | 4 | Codex, OpenCode | 1 | 27 tok |
| govza/mlo-mcp | 4 | Claude Code | 1 | 163 tok |
| landedjobs/ai-job-hunt-os Six Claude skills that run your AI job hunt: decode JDs, research companies, tailor resume | 4 | Claude Code | 1 | 690 tok |
| RandyNorthrup/high-quality-projects-skill Vendor-neutral project discovery, feature delivery, and quality retrofit. Scan and enhance | 4 | Codex, GitHub Copilot, OpenCode | 2 | 1,824 tok |
| octanevz/codex-debate Claude Code plugin for second opinions: iterative adversarial debates between Claude and C | 4 | Claude Code, Codex, OpenCode | 2 | 989 tok |
| alex-zaporozhan/leo A deterministic context-driven agentic SDLC framework for Cursor and Claude. 41 codified l | 4 | Cursor | 1 | 27,776 tok |
| stormlive-ai/ag-sdd npmjs.com Spec-Driven Development (SDD) harness & skill suite for Google Antigravity (AGY), Gemini 3 | 4 | Codex, OpenCode | 1 | 2,613 tok |
| Herbertmt978/HA_Codex_Bridge Run Codex privately inside Home Assistant with ChatGPT login, automations, skills, plugins | 4 | Codex, OpenCode | 1 | 1,412 tok |
| Asaiuta/reverse-workbench-skill | 4 | Claude Code | 1 | 341 tok |
| yuri-semenenko/ai-engineering-workspace One engineering workflow across Claude Code, Codex, Copilot, and Gemini CLI. A portable pe | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 4,483 tok |
| Do-fei/website-studio-skill Portable Agent Skill for website discovery, design, implementation, QA, and hosting handof | 4 | Codex, OpenCode | 1 | 234 tok |
| RMITBLOG/ParallelsRAS_MCP MCP for Parallels RAS | 4 | Claude Code, Codex | 1 | — |
| brunofin/openproject-mcp A Model Context Protocol (MCP) server that enables AI agents to interact with OpenProject' | 4 | Codex, OpenCode | 1 | 1,046 tok |
| originalrashmi/rc-engine-product-framework rc-engine.vercel.app RC Engine — A complete AI-native product development pipeline. 31 MCP tools across 4 domai | 4 | Claude Code, Codex, OpenCode | 41 | 5,187 tok |
| wolog1/siglent-sds-mcp Exposes SIGLENT SDS824X HD oscilloscope control via MCP, supporting SCPI remote control, s | 4 | Claude Code | 1 | 1,646 tok |
| ukolov-dev/mcp-project-context-router ukolov-dev.github.io Local-first project memory, context packs, backlog, and verification workflows for coding | 4 | Codex, OpenCode | 1 | 219 tok |
| babybuddy/babybuddy-mcp | 4 | Codex, OpenCode | 1 | 1,227 tok |
| dcierra/DarwinRelay Turn ChatGPT and other MCP clients into local agents on macOS — shell, files, PTY, browser | 4 | Codex, OpenCode | 1 | 3,046 tok |
| kody-bot/home-mcp-starter kody.codes Starter for a home MCP server you can connect to Kody over Cloudflare Tunnel and Access. | 4 | Codex, OpenCode | 1 | 53 tok |
| Avinava/sf-documentation-knowledge npmjs.com Salesforce documentation knowledge system — MCP server + Knowledge Graph for AI agents | 4 | Claude Code, Codex | 1 | — |
| shdra06/ai-mind-map 🧠 MCP Server that reduces AI coding agent token usage by 80-99%. Knowledge graph + persis | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Windsurf | 9 | 3,402 tok |