43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| simonwong/writing-skills writing skills | 6 | Claude Code, Codex, OpenCode | 3 | 606 tok |
| jaakla/merit_api MCP and Python API SDK for Merit Activa financial software - unofficial | 6 | Claude Code, Codex, OpenCode | 2 | 1,557 tok |
| phil65/mcp-server-llmling MCP (Model context protocol) server with LLMling backend | 6 | GitHub Copilot | 1 | 140 tok |
| solana-mobile/solana-mobile-skills Agent skills for Solana Mobile development (Claude Code, Codex, OpenCode, Cursor, Gemini, | 6 | Codex, OpenCode | 1 | 1,159 tok |
| oldwinter/skills | 6 | Claude Code, Codex, OpenCode | 2 | 1,290 tok |
| utilitydelta/mcp-graph-engine A graph-based memory and reasoning tool for LLMs (MCP) | 6 | Claude Code | 11 | — |
| runablehq/memory A memory skill for your agents | 6 | Claude Code | 1 | 770 tok |
| alexanderop/plausible-mcp MCP for interacting with the Plausible API | 6 | Claude Code | 5 | — |
| epodivilov/garmin-connect-mcp MCP server for Garmin connect | 6 | Claude Code | 7 | 1,600 tok |
| chrisguidry/you-need-an-mcp MCP Server for YNAB | 6 | Claude Code | 1 | 642 tok |
| rubinsh/mcp-windows-screenshots MCP tool for easier screenshots when working on windows with WSL2 | 6 | Claude Code | 1 | 527 tok |
| samwang0723/mcp-atlassian MCP server for Atlassian (Confluence & Jira) | 6 | Claude Code | 1 | 783 tok |
| theelderwand/tradestation-mcp | 6 | GitHub Copilot | 1 | 2,693 tok |
| danjdewhurst/todo-md-mcp A basic todo MCP server powered by Markdown | 6 | Claude Code | 2 | 472 tok |
| SupenBysz/gitea-mcp-tool | 6 | Claude Code, Codex, OpenCode | 2 | 2,110 tok |
| goperigon/perigon-mcp-server mcp.perigon.io Your go-to MCP for Real-time News & Contextual Intelligence | 6 | Codex, OpenCode | 1 | 442 tok |
| baocin/claude-code-config My personal ~/.claude commands and *.md configs. | 6 | Claude Code | 1 | 848 tok |
| pickleton89/cbioportal-mcp A FastMCP server for cBioPortal API with async support for improved performance | 6 | Claude Code | 1 | 2,195 tok |
| dknell/mcp-system-info System Information MCP Server - Real-time system metrics through Model Context Protocol | 6 | Claude Code | 1 | 3,255 tok |
| k2wanko/voicepeak-mcp MCP server for VOICEPEAK text-to-speech synthesis | 6 | Claude Code | 7 | 4,199 tok |
| spyfree/mingli-mcp | 6 | Claude Code, Codex, OpenCode | 2 | 3,785 tok |
| masseater/gemini-rag-mcp | 6 | Claude Code | 2 | 1,762 tok |
| appboypov/pew-pew-plx-old pewpewprompts.com AI-powered project management framework with specialized agents, templates, and convention | 6 | Claude Code | 1 | 1,341 tok |
| Anselmoo/mcp-ai-agent-guidelines anselmoo.github.io A Model Context Protocol (MCP) server offering professional tools and templates for hierar | 6 | GitHub Copilot | 4 | 2,239 tok |
| Honeyfield-Org/eurlex-mcp-server | 6 | Claude Code | 1 | 4,320 tok |
| kai-builder/stacksagent | 6 | Claude Code, Cursor | 2 | — |
| BeckhamLabsLLC/linux-desktop-mcp | 6 | Claude Code | 1 | 658 tok |
| sportsanalytics-world/OPTA_api_docs MCP Server for OPTA API Documentation - Automatically discover and test football API endpo | 6 | Cursor | 1 | 195 tok |
| DTeam-Top/mcp-oauth | 6 | GitHub Copilot | 1 | 3,443 tok |
| proofmath-owner/ai-filesystem-mcp Your AI agent's Edit isn't atomic. This MCP makes it so — atomic multi-file changes with r | 6 | Claude Code | 1 | 767 tok |
| quiloos39/anyapi-mcp-server npmjs.com A universal MCP server that connects any REST API to AI assistants (Claude, Cursor, etc.) | 6 | Claude Code | 1 | 1,260 tok |
| BUGG1N/cortex-mcp Portfolio memory for AI agents. Transforms your real project history into structured cont | 6 | Claude Code | 1 | 949 tok |
| Solvro/ml-mcp Solvro internal MCP server | 6 | Claude Code | 6 | 16,049 tok |
| yangfch3/Unity-MCP-Server MCP server plugin for Unity Editor — expose Editor capabilities to AI agents via standard | 6 | Kiro | 4 | 1,877 tok |
| jellythomas/mcp-atlassian-with-bitbucket | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,240 tok |
| 2389-research/agent-drugs agent-drugs.web.app Claude Code plugin with MCP server for digital drugs that modify AI behavior through promp | 6 | Claude Code | 1 | 1,487 tok |
| cristianoaredes/mcp-senado MCP server for Brazilian Federal Senate (Senado Federal) Open Data API - Access legislativ | 6 | Claude Code, Codex, OpenCode | 2 | 3,769 tok |
| schplitt/mc8yp Full Cumulocity API access for AI agents via MCP, with fine-grained control | 6 | Claude Code, Codex, OpenCode | 2 | 13,500 tok |
| MitsudoAI/guru-pk-mcp mitsudoai.github.io Multi-round AI expert debate system via MCP - Three thought leaders engage in deep discuss | 6 | Claude Code | 1 | — |
| mrorigo/code-flow-mcp Cognitive Load Optimized Code Analysis Tool | 6 | Codex, OpenCode | 1 | 1,260 tok |
| Ramakrishnan24689/agent365-mcpapp Agent 365 — Reference implementation of an authenticated MCP App for M365 Copilot with Gra | 6 | Codex, OpenCode | 1 | 1,078 tok |
| tomelliot/todos-mcp A todo list application implementing Model Context Protocol (MCP) | 6 | Claude Code | 1 | 296 tok |
| sminnee/lsp-mcp MCP server for LSP - providing IDE refactoring capabilities to coding agents | 6 | Claude Code | 3 | 1,383 tok |
| uyu423/requarks-wiki-mcp npmjs.com MCP server for Wiki.js knowledge-base read/write operations | 6 | Claude Code, Codex, OpenCode | 3 | 2,856 tok |
| willhou/admob-mcp MCP server for Google AdMob API | 6 | Claude Code, Codex, OpenCode | 2 | 1,856 tok |
| irahulstomar/brain-mcp | 6 | Claude Code | 1 | — |
| gabrielekarra/openclaw-mcp-bridge | 6 | Claude Code | 1 | 894 tok |
| schwarztim/freetaxusa-mcp MCP server for AI-assisted tax filing through FreeTaxUSA using Playwright browser automati | 6 | Claude Code | 1 | 390 tok |
| mako10k/mcp-shell-server Secure Model Context Protocol server for shell operations and terminal management | 6 | GitHub Copilot | 1 | 299 tok |
| kenforthewin/docker-mcp-server Add agentic coding capabilities to any AI that supports MCP | 6 | Claude Code | 1 | 3,167 tok |