31,986 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 agents7,720Claude Code6,662Data and AI3,665Backend and APIs3,500Languages3,396Planning3,238Git and workflow3,234Code review2,760Testing2,394Memory and context2,365Writing and docs2,333DevOps and cloud2,315Research2,289Frontend2,264Security2,036Project management1,736
All Claude Code31,986 Codex23,463 OpenCode22,407 GitHub Copilot3,565 Gemini CLI1,914 Cursor1,740 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| steiner385/mcp-git-issue-priority MCP server for GitHub issue prioritization with concurrency-safe selection and guided work | 0 | Claude Code | 10 | 187 tok |
| evilbuck/hn_candidate_mcp An mcp server using hackernews' monthly candidate availability posting. | 0 | Claude Code | 1 | 717 tok |
| jaigouk/atlassian-mcp MCP server for Jira and Confluence integration. Hexagonal/DDD architecture with OAuth 2.0, | 0 | Claude Code | 1 | 1,324 tok |
| TheNewJavaman/claude-crowed A persistent semantic memory system for Claude Code, built as an MCP server. Replaces Clau | 0 | Claude Code | 1 | 1,142 tok |
| MacromNex/esmfold_mcp ESMFold MCP server for protein structure prediction | 0 | Claude Code | 1 | 805 tok |
| KanvaBhatia-Alaan/alaan-slack-indexed-mcp-tool | 0 | Claude Code | 1 | 660 tok |
| puran-water/aerobic-design-mcp Consolidated into PuranOS — see github.com/puran-water/puranos-public | 0 | Claude Code | 1 | — |
| MacromNex/spired_stab_mcp SPIRED-Stab MCP server for protein stability prediction | 0 | Claude Code | 1 | 856 tok |
| ronaldzuniga/ms365-mcp-server | 0 | Claude Code | 1 | 1,211 tok |
| bmbouter/mcp-dropbox-sign MCP server for Dropbox Sign providing document signing and workflow automation capabilitie | 0 | Claude Code | 1 | 1,797 tok |
| MasterWushi/librarian-mcp Local MCP server for a git-backed Obsidian knowledge vault | 0 | Claude Code, Codex, OpenCode | 2 | 923 tok |
| jaggernaut007/nexus-mcp Unified MCP server: hybrid search + code graph + semantic memory. 10 tools, <350MB RAM, fu | 0 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,644 tok |
| santiagosanmartinn/mcpui5server Servidor MCP - SAPUI5 | 0 | Claude Code, Codex, OpenCode | 2 | 497 tok |
| maxronner/taskwarrior-mcp | 0 | Claude Code | 1 | 723 tok |
| zachsai/hevy-mcp | 0 | Claude Code | 1 | 440 tok |
| oreneHack/okta_mcp | 0 | Claude Code, Codex, OpenCode | 2 | 574 tok |
| little-sheepycn/crom-mcp A mcp server to query pages on crom | 0 | Claude Code | 1 | 885 tok |
| learn-deck/learndeck A local, open-source learning app with AI guides, Markdown courses, and MCP. | 0 | Claude Code, Codex, OpenCode | 2 | 670 tok |
| svuillaume/forticnapp-mcp MCP server for FortiCNAPP (Lacework) API — 173 tools dynamically generated from the OpenAP | 0 | Claude Code | 2 | 2,018 tok |
| linnienaryshkin/mcp Let's experiment with creating our own MCP server, to learn how this tech works in depth | 0 | Claude Code | 1 | — |
| MarcoAR1/botuyo-mcp BotUyo MCP Server - create and manage AI agents via Model Context Protocol | 0 | Claude Code, Codex | 1 | — |
| dkurti/HA-mcp | 0 | Claude Code, Codex, OpenCode | 6 | 7,286 tok |
| cjmontgom/todo-mcp-server Todo MCP server | 0 | Claude Code, Cursor | 51 | — |
| xinpengfei520/banana-image-mcp banana-image-mcp | 0 | Claude Code | 1 | 1,450 tok |
| jun229/tm-mcp-server | 0 | Claude Code | 1 | 795 tok |
| bscarberry/octo_mcp | 0 | Claude Code | 1 | 684 tok |
| agentwebprotocol/mcp-server MCP server giving AI assistants native access to the Agent Web Protocol spec, validator, a | 0 | Claude Code | 1 | 402 tok |
| KalebJS/groupme-mcp MCP server wrapping the GroupMe API v3 | 0 | Claude Code | 1 | 657 tok |
| jerichosequitin/fathom-ai-mcp A Model Context Protocol server for the Fathom AI meeting intelligence API. | 0 | Claude Code, Codex, OpenCode | 2 | 876 tok |
| dundas/liveport liveport.dev Secure localhost tunnels for AI agents | 0 | Claude Code | 24 | 753 tok |
| shields/lgtmcp MCP server for AI-powered code review | 0 | Claude Code, Codex, OpenCode | 3 | 2,220 tok |
| HardMCP/ndpsc-case-search-mcp | 0 | Claude Code | 1 | 565 tok |
| derek2000139/Excel_VBA_MCP Open-source server tool based on Model Context Protocol (MCP). Supports full Excel operati | 0 | Claude Code, Codex, OpenCode | 2 | 4,680 tok |
| AlanRoybal/prompte-mcp | 0 | Claude Code | 1 | 504 tok |
| angshuman/pdf-mcp | 0 | Claude Code | 1 | — |
| AnkamAndy/hn-pulse Hacker News MCP Server + Claude research agent, built with arcade-mcp | 0 | Claude Code | 2 | — |
| tietiezhi-1216/mcp | 0 | Claude Code | 1 | 786 tok |
| xmkevinchen/calibre-mcp MCP server for Calibre book library management | 0 | Claude Code | 2 | 743 tok |
| Svanik-yan/disvr disvr.top The Ranking Engine for AI Agent Tools — quality intelligence for the MCP ecosystem | 0 | Claude Code | 1 | 2,171 tok |
| bradzw0917/mcpgateway | 0 | Claude Code | 1 | 141 tok |
| Invictus-Labs/code-whisperer-mcp MCP server for The Code Whisperer — Claude Code skills, CLAUDE.md templates, and prompt pa | 0 | Claude Code | 1 | 513 tok |
| attilakiss9000/ember-memory Experiential Memory Bridge for AI Relationships — an MCP server that preserves the texture | 0 | Claude Code | 8 | 1,866 tok |
| jaskaran-ai/hr-solx-mcp-server | 0 | Claude Code, Codex, OpenCode | 2 | 2,363 tok |
| bicatu/mcp-skills-demo A sample MCP and Agent Skills Demo | 0 | Claude Code, Codex | 1 | — |
| zjm1060/gdb-mcp | 0 | Claude Code | 21 | 733 tok |
| Jerick97/mcp-arena mcp-arena.onrender.com Hecho para la Hackaton CubePath 2026 | 0 | Claude Code | 1 | 1,107 tok |
| surajpratap/zoom-mcp-server MCP server for zoom | 0 | Claude Code | 1 | 325 tok |
| Baskaran03528/Figma_MCP MCP to Claude | 0 | Claude Code | 1 | 402 tok |
| JoshuaRamirez/advanced-prompting-engine Universal prompt creation engine — MCP server with 10-axis philosophical manifold | 0 | Claude Code | 4 | 4,140 tok |
| pjatx/dagster-mono-mcp A lightweight single-tool MCP server for Dagster | 0 | Claude Code | 1 | 306 tok |