22,170 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 |
|---|---|---|---|---|
| cipher-rc5/firecrawl-mcp-effect Firecrawl MCP server — self-hostable, Vercel-compatible, Effect-TS | 5 | Codex, OpenCode | 1 | 218 tok |
| HsiangNianian/wechat-publisher-mcp Authenticated remote MCP server for publishing WeChat Official Account articles from Agent | 5 | Codex, OpenCode | 1 | 135 tok |
| derekvery666/dsmctl CLI and MCP server for managing Synology DSM devices | 5 | Claude Code, Codex, OpenCode | 5 | 295 tok |
| copyninja/debsecan-mcp Debian Security Scanner MCP Server - inspired from debsecan tool | 5 | Codex, OpenCode | 1 | 428 tok |
| dsociative/kaiten-cli CLI and MCP server for the Kaiten project tracker | 5 | Claude Code, Codex, OpenCode | 2 | 2,307 tok |
| Kunde21/forgejo-mcp MCP server for developer connection to Forgejo/Gitea repositories | 5 | Codex, OpenCode | 1 | 304 tok |
| aws-samples/sample-mcp-server-on-ecs | 5 | Codex, OpenCode | 1 | 1,030 tok |
| haokejie/zentao-bugfix-mcp ZenTao bug-fix workflow MCP server | 5 | Codex, OpenCode | 1 | 1,127 tok |
| Branding5/social-media-image-sizes Free AI agent skills from Branding5 — social media image sizes, check & resize | 5 | Codex, OpenCode | 1 | 4,369 tok |
| kulesh/recurgent Recursive agents as skills for model harnesses | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 11,384 tok |
| 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 |
| coderzzy/agent-fund-analysis-skill Agent Skill for fund analysis. | 5 | Codex, OpenCode | 1 | 87 tok |
| kasperjunge/skills My agent skill library | 5 | Claude Code, Codex, OpenCode | 2 | 3 tok |
| microsoft/agentic-journeys Plan → Prototype → Reality: Agentic journeys to help you build and deploy applications to | 5 | Claude Code, Codex, OpenCode | 10 | 2,944 tok |
| agent-sh/glidemq glide-mq message queue skills for agentsys - greenfield, BullMQ migration, Bee-Queue migra | 5 | Claude Code, Codex, OpenCode | 2 | 828 tok |
| Xaviw/skills-manager Agent skills manager: Centralized maintenance, on-demand installation, and automatic synch | 5 | Claude Code, Codex, OpenCode | 14 | 1,171 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 |
| zingspark/create-harness-vibe-coding npx scaffold for vibe-coding agentic harness — CLAUDE.md, docs/, .claude skeleton ready fo | 5 | Claude Code, Codex, OpenCode | 4 | 3,331 tok |
| mavam/skeel Declarative agent skill management for GitOps workflows. | 5 | Codex, OpenCode | 1 | 208 tok |
| ttttmr/pi-tmux-task A minimal tmux-based task manager for agents, with skills and notifications only. | 5 | Codex, OpenCode | 1 | 2,875 tok |
| CIrcui-try/Circuit circui-try.github.io Skill-Based AI Agent Harness Editor | 5 | Claude Code, Codex, OpenCode | 22 | 772 tok |
| EvanLee2004/-agent- AI-powered accounting agent for Chinese enterprise standards — skill-based architecture wi | 5 | Claude Code, Codex, OpenCode | 2 | 2,832 tok |
| megumish/jj-skill Agent Skill for jujutsu (jj) version control | 5 | Claude Code, Codex, OpenCode | 2 | 765 tok |
| ursuscamp/agent-skills | 5 | Codex, OpenCode | 1 | 149 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 |
| BlueEventHorizon/Swift-Selena Swift Analyzer MCP Server, with respect to Serena | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 4,690 tok |
| TypeFox/agent-skills Collection of agent skills for technologies used at TypeFox | 5 | Claude Code, Codex, OpenCode | 2 | 1,030 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 |
| jastice/rules_agents Discover and configure agent skills; manage profiles and run agents from Bazel | 5 | Claude Code, Codex, OpenCode | 2 | 1,963 tok |
| XinpengLu/Agent-skills-papers-pro | 5 | Codex, OpenCode | 1 | 2,017 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 |
| 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 |
| aldianriski/lean-flow Lean agentic dev loop for Claude Code: prime → lean-doc → orchestrate → repeat. Eleven sta | 5 | Claude Code, Codex, OpenCode | 2 | 155 tok |
| pillaiharish/opencode-ollama-steroids OpenCode + Ollama multi-agent workflow with builder/reviewer agents, headless runs, skills | 5 | Claude Code, Codex, OpenCode | 8 | 1,732 tok |
| dhanushk-offl/resume-parser npmjs.com An agent skill, CLI tool, npm library, and MCP server that deeply parses resumes using the | 5 | Codex, OpenCode | 1 | 533 tok |
| morajabi/yc-partner Knowledge pack for YC application review, interview prep, fun facts, office hours, rejecti | 5 | Codex, OpenCode | 1 | 2,397 tok |
| casterkay/gurutalks Distill the thoughts of modern and ancient masters into intelligent-agent memory bases and | 5 | Claude Code, Codex, OpenCode | 2 | 6 tok |
| FriendsHL/skillforge Open-source production-grade Java Agent Harness: Agent Loop, Tool/Skill/MCP, context and M | 5 | Claude Code, Codex, OpenCode | 21 | 3,849 tok |
| mastercodeai/private-board-meeting-skill Executive decision-making framework — 7 top business advisors structurally scrutinize your | 5 | Codex, OpenCode | 1 | 728 tok |
| stevekinney/temporal-mcp | 5 | Claude Code, Codex, OpenCode | 2 | 2,718 tok |
| jtsternberg/claude-plugins A curated collection of custom Claude Code skills for macOS productivity and development w | 5 | Claude Code, Codex, OpenCode | 2 | 5,146 tok |
| SunGrow/ue-blueprint-extractor UE5 editor plugin that extracts Blueprint and StateTree data to structured JSON, with MCP | 5 | Codex, OpenCode | 1 | 57 tok |
| Gfriend997/gemini-companion garywong.ai Claude Code plugin for Google Gemini: delegated tasks, code review, adversarial review, ba | 5 | Claude Code, Codex, OpenCode | 1 | 548 tok |
| xiaolai/mac-it-guy-pro Your personal IT guy for macOS — remembers your machine, guards every action, explains wha | 5 | Codex, OpenCode | 1 | 1,786 tok |
| tatat/agents-playground tatat.github.io | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 349 tok |
| drshailesh88/integrated_content_OS | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 15,524 tok |
| leewnsdud/garmin-connect-mcp | 5 | Codex, OpenCode | 1 | 9,272 tok |