32,006 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 agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jedmamosto/open-agent-engine The open-source compiler & multi-agent runtime for coding agents | 4 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| tungpsit/haki-skills AI workflow system — project initialization, task planning, and execution with TDD-first a | 4 | Claude Code, Codex | 25 | — |
| DevOtts/all-skills-you-will-ever-need My best practices and guidelines to improve the quality of AI-generated code in tools like | 4 | Claude Code | 15 | — |
| Garyzhu-hub/software-controlled-skills | 4 | Claude Code, Codex, OpenCode | 4 | 292 tok |
| Haroon966/pinky-cursor | 4 | Claude Code, Codex, OpenCode | 2 | 1,860 tok |
| koldovsky/project-factory Self-improving, spec-driven multi-agent SDLC delivery framework — agent-agnostic plugin fo | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 795 tok |
| ArabAgentSkills/arab-payments-skill-atlas AI agent skill atlas for safer Arab/MENA payment and BNPL integrations. | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 803 tok |
| agentience/tribal_mcp_server | 4 | Claude Code | 1 | 691 tok |
| lesleslie/spline-mcp MCP server for Spline.design 3D scene orchestration | 4 | Claude Code, Codex, OpenCode | 2 | 1,308 tok |
| alaarab/phren Personal AI knowledge system for Claude Code. Machine profiles, skills, MCP server. | 4 | Claude Code | 1 | 2,376 tok |
| supavec/mcp-server supavec.com | 4 | Claude Code | 1 | 612 tok |
| voro6yov/spec-driven-development A Claude Code plugin marketplace for turning a Mermaid class diagram of a domain model int | 4 | Claude Code | 1 | 4,500 tok |
| VoytechG/spec-driven-development Multi-area spec-driven development plugin for Claude Code, Codex, and Gemini CLI. Loads th | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 868 tok |
| natea/fitfinder AI agents help accelerate product/market fit. Discover what to build and who to build it f | 4 | Claude Code | 6 | 3,282 tok |
| bop-clocktower/canary Canary — AI-powered test automation agent. Generate, review, recommend, and de-flake tests | 4 | Claude Code, Codex, OpenCode | 7 | 21,930 tok |
| Data-Wise/craft data-wise.github.io Full-stack developer toolkit - 86 commands, 8 agents, 21 skills for code, git, docs, testi | 4 | Claude Code, Codex, OpenCode | 2 | 3,351 tok |
| nyxCore-Systems/letter-for-myself letter.nyxcore.cloud Letter for My Future Self — Claude Code session-handoff plugin. Memories short enough to b | 4 | Claude Code | 1 | 1,528 tok |
| chawdamrunal/assay chawdamrunal.github.io MCP & Claude Code security scanner — threat-models plugins, MCP servers, hooks, skills & c | 4 | Claude Code | 1 | 2,739 tok |
| izaitsevfb/claude-pytorch-treehugger MCP harness for PyTorch HUD API https://hud.pytorch.org/ | 4 | Claude Code | 1 | 2,964 tok |
| tobiasstrebitzer/alphanana Transparent PNG generation with Gemini image models (nano banana): exact difference-matte | 4 | Claude Code | 1 | 875 tok |
| spinningrachel/career-engine AI-powered job search campaign plugin for Claude Code. Multi-agent CV and cover letter pip | 4 | Claude Code | 2 | — |
| aiforging/aiforging aiforging.dev A structured AI-assisted development framework — test-first, pattern-driven refactoring, d | 4 | Claude Code | 1 | 2,840 tok |
| algometrix/second_brain_builder AI-powered Obsidian plugin that turns any topic into a folder of interlinked study notes w | 4 | Claude Code | 1 | 2,048 tok |
| mebusw/awesome-jackyshen-skills | 4 | Claude Code | 2 | — |
| toastynerd/emacs-mcp-server | 4 | Claude Code | 1 | 630 tok |
| rebots-online/hKG-ontologizer-KGB-mcp | 4 | Claude Code | 1 | 516 tok |
| research-developer/iterm-mcp-claude-agency A Model Context Protocol server that executes commands in the current iTerm session - usef | 4 | Claude Code | 3 | 4,512 tok |
| Sighthesia/interactive-choice-mcp An MCP Server that enables AI to provide options and launch an interactive interface for u | 4 | Claude Code, Codex, OpenCode | 7 | 3,094 tok |
| Attilio81/MCP-Sql-Server A secure and production-ready MCP (Model Context Protocol) server for SQL Server database | 4 | Claude Code | 1 | 1,596 tok |
| sandraschi/tailscale-mcp Operate your tailnet from AI tools using the Tailscale Admin API via FastMCP and webapp | 4 | Claude Code, Codex, Cursor, OpenCode | 4 | 1,646 tok |
| jokull/agent-cms Agent-first headless CMS on Cloudflare Workers. MCP-driven schema + content management, Gr | 4 | Claude Code, Codex, OpenCode | 2 | 720 tok |
| raxITlabs/mcp-oauth-sample raxitai.github.io OAuth 2.1 authorization and MCP server on Vercel for MCP clients with real-time analytics | 4 | Claude Code, Gemini CLI | 2 | 1,409 tok |
| khizar-anjum/risky-business-mcp MCP server for finding out what level of vulnerability a CVE is | 4 | Claude Code | 1 | 25 tok |
| mayank-ketkar-sf/ClaudeJupy ML Jupyter MCP server with thoughtful execution framework for Claude Code integration | 4 | Claude Code | 1 | 1,005 tok |
| cheesejaguar/aerospace-mcp aeroastro.org MCP server for generic aviation and space information | 4 | Claude Code | 1 | 1,528 tok |
| leogue/StockMCP A Model Context Protocol (MCP) server providing real-time stock market data and financial | 4 | Claude Code | 1 | 733 tok |
| pc035860/scratchpad-mcp lAn MCP server that provides shared scratchpads for Claude Code agents to collaborate and | 4 | Claude Code, Codex, OpenCode | 2 | 1,882 tok |
| washyu/homelab_mcp MCP Server for intelligent infrastructure management for your Homelab | 4 | Claude Code, Codex, OpenCode | 2 | 3,107 tok |
| rdwj/mcp-test-mcp An MCP server for testing MCP servers | 4 | Claude Code | 3 | 1,168 tok |
| progrmoiz/cal-mcp cal-mcp.com Connect your calendar in 30 seconds, not 3 hours. | 4 | Claude Code | 1 | 692 tok |
| dhofheinz/mcp-comfyui-flux A fully containerized MCP (Model Context Protocol) server for generating images with FLUX | 4 | Claude Code | 5 | 4,419 tok |
| homelab-admin/bettertouchtool-mcp-server | 4 | Claude Code | 1 | 2,103 tok |
| ffpy/gitlab-mcp-code-review Allow an AI assistant to fetch merge requests, inspect diffs, post comments, and suggest i | 4 | Claude Code | 1 | 1,145 tok |
| Sheepion/openapi-search-mcp MCP tools for OpenAPI(Swagger) search | 4 | Claude Code | 1 | 3,007 tok |
| smchase/piazza-mcp MCP server for browsing Piazza course forums | 4 | Claude Code | 1 | 1,250 tok |
| holocode-ai/rembg-mcp An MCP (Model Context Protocol) server for the rembg background removal library. Remove im | 4 | Claude Code | 1 | 1,157 tok |
| bitbankinc/bitbank-lab-mcp Experimental MCP Server | 4 | Claude Code, Codex, Cursor, OpenCode | 7 | 2,429 tok |
| Haizzz/sharesight-mcp Unofficial Sharesight MCP | 4 | Claude Code | 1 | 1,072 tok |
| ljadach/rtm-mcp | 4 | Claude Code | 1 | 1,203 tok |
| sehmim/mcphy | 4 | Claude Code | 1 | 21 tok |