43,761 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731
All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| pvliesdonk/paperless-mcp FastMCP server wrapping the Paperless-NGX REST API | 1 | Claude Code, Codex, OpenCode | 13 | 5,886 tok |
| init-ikuya/mcp-voicevox-server MCP server for VOICEVOX text-to-speech integration with Claude Code | 1 | Claude Code | 1 | 552 tok |
| vitron-ai/alethia-mcp vitron.ai MCP bridge for Alethia — the zero-IPC E2E testing framework built for AI agents | 1 | Claude Code | 2 | 466 tok |
| mdemyanov/ktalk-mcp MCP server for accessing Kontur Talk (KTalk) recordings, transcripts and summaries | 1 | Claude Code, Codex | 4 | 2,199 tok |
| NZenitram/mcp-jira | 1 | Claude Code | 1 | 296 tok |
| findmine/findmine-mcp findmine.com MCP server for FindMine's product styling AI | 1 | Claude Code | 1 | 1,036 tok |
| frankdeno/flux-image-generator-mcp flux-image-generator-mcp | 1 | Claude Code | 1 | 267 tok |
| johnmathews/unified-documentation-server | 1 | Claude Code | 1 | 915 tok |
| omd-local/markdown-everything Privacy-first local context inbox for traceable Markdown, Obsidian vaults, and agents | 1 | Claude Code, Codex | 1 | — |
| XavierBeheydt/mcp-kraken mcp-kraken.beheydt.dev MCP server wrapping the Kraken cryptocurrency exchange Spot REST API over HTTP. | 1 | Claude Code | 1 | 1,688 tok |
| MacromNex/alphafold3_mcp AlphaFold3 MCP server for protein structure prediction, supporting batch prediction | 1 | Claude Code | 1 | 1,023 tok |
| marmar9615-cloud/agentbridge-protocol An AI-native action layer that helps apps expose structured, permissioned actions for agen | 1 | Claude Code, Codex, OpenCode | 2 | 4,865 tok |
| VeyronSakai/UniCortex A toolkit for controlling Unity Editor externally via REST API, MCP (Model Context Protoco | 1 | Claude Code | 1 | 245 tok |
| hughsibbele/Canvas-Agent MCP server connecting Claude AI to Instructure Canvas LMS | 1 | Claude Code | 1 | 3,110 tok |
| davidalbertonogueira/redshift-mcp-server | 1 | Gemini CLI | 1 | 9 tok |
| megazear7/static-mcpify Turn any structured content into a static MCP (Model Context Protocol) server | 1 | GitHub Copilot | 1 | 1,387 tok |
| Mihai-Codes/tldraw-mcp-server The most comprehensive MCP server for tldraw — programmatic canvas toolkit for AI agents | 1 | Codex, OpenCode | 1 | 3,719 tok |
| 2389-research/slack-mcp 2389-research.github.io Slack workspace integration MCP server - create channels, invite users, post messages, man | 1 | Claude Code | 1 | 579 tok |
| PedroDnT/mcp-DEEPwebresearch Enhanced MCP server for deep web research | 1 | Cursor | 1 | 62 tok |
| xiaoquisme/macos-cliboard-mcp A simple utility that provides model context protocol (MCP) tools for interacting with the | 1 | Claude Code | 1 | 164 tok |
| asgard-ai-platform/mcp-ezpay-einvoice inv.ezpay.com.tw MCP Server for Taiwan's ezPay E-Invoice API — 7 AI-callable tools for invoice issuance (B2 | 1 | Claude Code | 1 | 641 tok |
| Marsmanleo/LinguaMCP Open curriculum protocol for AI language tutors — learn naturally through daily practice w | 1 | Claude Code | 1 | 418 tok |
| tsilva/mcp-wandb 🔬 Query your Weights & Biases experiments directly from LLM agents via Model Context Prot | 1 | Claude Code, Codex, OpenCode | 2 | 401 tok |
| asgard-ai-platform/mcp-tw-lvr MCP server for querying Taiwan's real estate transaction registry (實價登錄) | 1 | Claude Code | 1 | 917 tok |
| HydroChlorix/googledrive-mcp-server | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,251 tok |
| Gaivoronsky/huntflow-mcp | 1 | Claude Code | 1 | — |
| EpleCheck/vibecheck eplecheck.github.io The CMS you talk to — a git-backed, schema-safe headless CMS you edit by chatting with an | 1 | Claude Code | 1 | 1,570 tok |
| fernforestgames/mcp-server-bfl npmjs.com MCP server for image generation using Black Forest Labs' API | 1 | Claude Code | 1 | 503 tok |
| misanthropic-ai/playwrite-mcp Playwrite wrapper for MCP | 1 | Claude Code | 1 | 309 tok |
| KenLSM/node-huckleberry-mcp Huckleberry MCP server for Claude, Cursor, and other AI assistants. Query and log baby sle | 1 | Claude Code, Codex, OpenCode | 2 | 2,662 tok |
| hanzoai/mcp hanzo.ai Model Context Protocol server with 260+ tools for AI agents | 1 | Claude Code | 1 | 3 tok |
| mikeysrecipes/mcp-openvision | 1 | Cursor | 1 | 1,122 tok |
| zeng-andrew/instrument-mcp MCP Server for controlling test instruments (MXA/CMW500/Keysight PSU) via SCPI commands | 1 | Claude Code | 1 | 3,194 tok |
| senivel/you-need-an-advisor-mcp senivel.github.io MCP server that gives AI assistants full YNAB API access with embedded budgeting methodolo | 1 | Claude Code | 1 | 1,271 tok |
| fprochazka/libsrc-mcp An MCP server that resolves project dependencies and provides local source code paths for | 1 | Claude Code | 1 | 4 tok |
| owine/unifi-protect-mcp | 1 | Claude Code | 1 | 2,317 tok |
| mplogas/ltchiptool-mcp MCP server wrapping ltchiptool and bk7231tools for chip-level firmware extraction. Drives | 1 | Claude Code | 1 | 471 tok |
| weidongxu-microsoft/mcp-azure-java-sdk-assist | 1 | GitHub Copilot | 1 | 247 tok |
| yangsong7/LLM-Infra-Advisor-MCP | 1 | Claude Code | 1 | 1,366 tok |
| hasnaintypes/highchart-mcp-server highchart-mcp-server.onrender.com AI-powered MCP server for generating, validating, and exporting production-ready Highchart | 1 | Claude Code | 1 | 1,182 tok |
| puxu-msft/my-claude-plugins Cross-session messaging within the same project for Claude Code. MCP and Skills. | 1 | Claude Code | 7 | 1,439 tok |
| manateeit/confluence-mcp A Model Context Protocol (MCP) server for publishing Markdown documents to Confluence with | 1 | Claude Code | 1 | 486 tok |
| nocoo/mcp-make-sound 🔊 A Model Context Protocol (MCP) server that provides system sound playback capabilities | 1 | Claude Code | 1 | 448 tok |
| OpenCodeEngineer/chrome-devtools-mcp npmjs.org Chrome DevTools for coding agents | 1 | Codex, OpenCode | 1 | 206 tok |
| QuickerHub/everything-mcp MCP server for fast cross-project file search via voidtools Everything (Windows) | 1 | Codex, OpenCode | 1 | 196 tok |
| William-An/cpp-debug-mcp Claude Code MCP server for C++ debugging with GDB and clangd | 1 | Claude Code | 1 | 786 tok |
| jleechanorg/mcp_agent_mail_archived Like gmail for your coding agents. Lets various different agents communicate and coordinat | 1 | Claude Code, Codex, OpenCode | 6 | 4,139 tok |
| victormacaubas/web-search-mcp | 1 | Claude Code | 1 | 1,166 tok |
| Byte-Naut/npu-vision-fallback Archived experiment: local OCR and OpenVINO NPU UI detection over MCP | 1 | Claude Code, Codex, OpenCode | 2 | 3,563 tok |
| gitbosung/open-ALIO-mcp MCP server for Korean public institution information from ALIO and ALIO Plus. | 1 | Claude Code, Codex, OpenCode | 2 | 1,292 tok |