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 |
|---|---|---|---|---|
| roaming-panda-llc/sequence-mcp MCP server for the Sequence Banking API | 5 | Claude Code, GitHub Copilot | 2 | 740 tok |
| tyler-technologies-oss/forge-mcp An MCP server to expose Tyler Forge™ design system and component API documentation to LLMs | 5 | Claude Code | 1 | 524 tok |
| aws-samples/sample-mcp-server-on-ecs | 5 | Codex, OpenCode | 1 | 1,030 tok |
| mcp-plugins/mcp-proxy-wrapper mcp-plugins.github.io A powerful proxy wrapper for Model Context Protocol (MCP) servers with hooks and plugin sy | 5 | Claude Code | 1 | 749 tok |
| ymm-oss/try-and-learn-figma-mcp-server-book book.mynavi.jp A repository containing the sample code and design files for the book “Learn by Doing: Fig | 5 | GitHub Copilot | 1 | 3,761 tok |
| oleiade/k6-mcp Experimental MCP server for k6 | 5 | Claude Code | 1 | 2,160 tok |
| drewster99/drews-xcode-mcp MCP Server for interacting with Xcode | 5 | Claude Code | 1 | 4,961 tok |
| haokejie/zentao-bugfix-mcp ZenTao bug-fix workflow MCP server | 5 | Codex, OpenCode | 1 | 1,127 tok |
| BoundaryML/baml-skills-demo How to integrate SKILLS.md into a BAML agent | 5 | Claude Code, Codex | 2 | — |
| microsoft/Build26-DEM351-ai-skills-navigator-accelerate-tech-skills-with-personalized-learning build.microsoft.com Demo resources for AI Skills Navigator — personalized, role-aligned learning paths combini | 5 | Codex, GitHub Copilot, OpenCode | 2 | 1,032 tok |
| shanepadgett/crumbs Extensions, tools, prompts, and skills for Pi coding agent | 5 | Claude Code, Codex, OpenCode | 2 | 461 tok |
| Xaviw/skills-manager Agent skills manager: Centralized maintenance, on-demand installation, and automatic synch | 5 | Claude Code, Codex, OpenCode | 14 | 1,171 tok |
| e7nd7r/gnapsis Code intelligence graph - MCP server for knowledge management with Neo4j | 5 | Claude Code | 2 | — |
| cc-deck/cc-setup Interactive CLI to manage MCP servers for Claude Code projects | 5 | Claude Code | 1 | 307 tok |
| offtrailstudio/speak-for-the-trees-mcp MCP server for investigating ecosystem health using public environmental data | 5 | Claude Code | 1 | 204 tok |
| sedwardstx/demomcp Demonstration of a simple OS and Log Analysis MCP server | 5 | Claude Code | 1 | 2,516 tok |
| e0ipso/drupal-bridge-mcp MCP Server for Drupal integration with OAuth authentication and zero configuration | 5 | Claude Code, Codex, OpenCode | 15 | 2,089 tok |
| TalonT-Org/AutoSkillit An MCP tool that allows agents to orchestrate other agents with Claude skills, enabling ps | 5 | Claude Code | 22 | 3,173 tok |
| zingspark/create-harness-vibe-coding npx scaffold for vibe-coding agentic harness — CLAUDE.md, docs/, .claude skeleton ready fo | 5 | Claude Code, Codex, OpenCode | 5 | 1,816 tok |
| ansyeow/skills-build-applications-w-copilot-agent-mode Exercise: Build applications with GitHub Copilot agent mode | 5 | GitHub Copilot | 3 | 1,090 tok |
| mavam/skeel Declarative agent skill management for GitOps workflows. | 5 | Codex, OpenCode | 1 | 208 tok |
| lksnext-ai-lab/spec-kit-template Plantilla para especificaciones técnicas en Markdown con agentes/skills Copilot | 5 | Claude Code, Codex, GitHub Copilot | 29 | 3,565 tok |
| CIrcui-try/Circuit circui-try.github.io Skill-Based AI Agent Harness Editor | 5 | Claude Code, Codex, OpenCode | 22 | 772 tok |
| EdwardAngert/docs-agent-plugin [WIP] Claude Code skill to help enable technical writers and contributors | 5 | Claude Code | 1 | 296 tok |
| EvanLee2004/-agent- AI-powered accounting agent for Chinese enterprise standards — skill-based architecture wi | 5 | Claude Code, Codex, OpenCode | 2 | 2,832 tok |
| tobemaster56/liam-skills Liam's open-source Agent Skills collection — works with both Claude Code and Codex CLI. | 5 | Claude Code | 1 | 677 tok |
| daoleno/wooo-cli All-in-one crypto CLI, your best crypto agent skills partner. | 5 | Claude Code | 1 | 1,639 tok |
| shanggqm/data-insight-agent A highly reliable and high-performing data analytics agent that utilizes Claude Code and d | 5 | Claude Code | 2 | — |
| megumish/jj-skill Agent Skill for jujutsu (jj) version control | 5 | Claude Code, Codex, OpenCode | 2 | 765 tok |
| fabao2024/LangGraph_Researcher Repo for the LangGraph Researcher agent, equipped with ADK tools and Skills | 5 | Claude Code | 1 | 2,195 tok |
| marchatton/agent-skills marchatton.com Curated and custom built skills, commands and hooks for level up your AI coding. | 5 | Codex, OpenCode | 1 | 785 tok |
| tn5052/page-agent-skills | 5 | Claude Code | 1 | — |
| MishraShardendu22/mini-coding-agent CLI with Skills as a mini coding agent. | 5 | Claude Code, Codex | 3 | — |
| tylerdavis/speak-mcp MCP server for agent-to-user communication | 5 | Claude Code | 1 | 752 tok |
| z3z1ma/lookerctl A lightweight CLI and MCP server for automating Looker workflows, CI pipelines, and AI-ass | 5 | Claude Code | 1 | — |
| shellguard/omnifocus-mcp MCP server for OmniFocus 4 on macOS | 5 | Claude Code | 1 | 376 tok |
| BlueEventHorizon/Swift-Selena Swift Analyzer MCP Server, with respect to Serena | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 4,119 tok |
| mengqc1995/vue-frontend-agent Vue-standard skills | 5 | Cursor | 7 | — |
| gadenbuie/ds-lab-agent-skills Posit DS Lab: Agent Skills! | 5 | Claude Code, Codex | 3 | — |
| TypeFox/agent-skills typefox.dev Collection of agent skills for technologies used at TypeFox | 5 | Claude Code, Codex, OpenCode | 2 | 2,162 tok |
| vanja-emichi/a0_agent_skills Production-grade engineering skills for Agent Zero — 20 skills covering the full dev lifec | 5 | Codex, OpenCode | 1 | 1,198 tok |
| boldflight/claude-code-rts-sounds Awesome Claude sounds in one click | 5 | Claude Code | 1 | 851 tok |
| jastice/rules_agents Discover and configure agent skills; manage profiles and run agents from Bazel | 5 | Claude Code, Codex, OpenCode | 2 | 1,963 tok |
| fellipeutaka/leon 🤖 A curated collection of Agent Skills for AI coding agents | 5 | Claude Code, Codex, OpenCode | 2 | 380 tok |
| iamBrzDev/enterprise-agent-skills Agent Skills for the enterprise backend stack — .NET, Laravel, SQL Server | 5 | Claude Code, Codex, OpenCode | 2 | 2,554 tok |
| Fandy-ust/cover-letter-assistant Agent skills that master cover-letter writing | 5 | Codex, OpenCode | 9 | 415 tok |
| sevir/mycommandmcp A useful MCP server that converts cli system commands into MCP tools | 5 | GitHub Copilot | 1 | 419 tok |
| geehexx/hitl-mcp-cli A HITL (Human-In-The-Loop) MCP server that runs on CLI. | 5 | Claude Code | 1 | — |
| dungnotnull/household-geothermal-heating-agent-skill ♨️🏡 Household Geothermal Heating System Design & Operation Engine | Bulletproof Claude Co | 5 | Claude Code | 1 | 1,255 tok |
| danielgap/openclaw-planitor Sistema de creación de planes de negocio para OpenClaw — Agentes, skills, pipeline y frame | 5 | Claude Code, Codex, OpenCode | 2 | 593 tok |