43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| ajmcclary/Coolify-Manager This is a Claude Skill for managing and troubleshooting Coolify deployments. | 16 | Claude Code | 1 | 1,482 tok |
| clsung/tw-stock-agent A Model Context Protocol (MCP) server for Taiwan stock data. | 16 | Claude Code | 1 | 1,586 tok |
| earonesty/boxpdf earonesty.github.io Tiny box-layout DSL over pdf-lib. Flexbox-lite for server-side PDF generation in Node, Clo | 16 | Codex, OpenCode | 1 | 148 tok |
| bobmatnyc/claude-mpm-agents Agent template library for Claude MPM with BASE-AGENT.md inheritance system. 39 specialize | 16 | Claude Code, Codex, OpenCode | 2 | 1,082 tok |
| baichuan-inc/baichuan-mcp-servers Official Baichuan Intelligence MCP server collection | 16 | Claude Code | 1 | 1,118 tok |
| appliedrelevance/frappe-mcp-server Python implementation of Frappe MCP server with advanced filtering, comprehensive API cove | 16 | Claude Code | 1 | 690 tok |
| gkastanis/drupal-workflow Claude Code plugin for Drupal development: 16 skills, 4 agents, 10 commands, and quality-g | 16 | Claude Code | 1 | 2,120 tok |
| jpoutrin/product-forge Claude Code Marketplace Plugin to dev like a pro in a multi-agent fashion | 16 | Claude Code | 1 | 155 tok |
| tripsyapp/cli | 16 | Codex, OpenCode | 1 | 2,353 tok |
| portdeveloper/docusaurus-plugin-copy-page-button npmjs.com Docusaurus plugin that adds a copy page button to extract documentation content as markdow | 16 | Codex, OpenCode | 1 | 1,447 tok |
| tatopenn-cell/Dense-Evolution tatopenn-cell.github.io NISQ Quantum Simulation toolkit- JAX-Native. | 16 | Claude Code | 1 | — |
| Shoebtamboli/rails_claude_skills rubygems.org A Rails generator gem that scaffolds Claude AI skills and agents for any Rails project. | 16 | Claude Code | 1 | 2,751 tok |
| ArchSightLabs/archsight-aios Skills, workflows, and multi-agent toolkit for knowledge workers and AI R&D teams in the c | 16 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 757 tok |
| git2968/Desktop-pet A desktop pet app supporting Live2D, the Codex Hatch-Pet model, AI conversations, persona | 16 | Claude Code | 1 | 522 tok |
| OpenAnalystInc/10x-Content-Expert 10x.in A comprehensive Claude Code skills plugin for AI-powered content creation. Creates emails, | 16 | Claude Code | 2 | 3,212 tok |
| oila-gmbh/skill-bill skillbill.dev SkillBill packages your engineering judgment into governed skills, then uses a durable Kot | 16 | Claude Code, Codex, OpenCode | 2 | 2,769 tok |
| kununu/agent-bridge This skill accommodates Agent-to-Agent communitcation: e.g. Codex asking Claude for a revi | 16 | Codex, OpenCode | 1 | 139 tok |
| Raven-Scout/scout-plugin raven-scout.github.io Autonomous daily briefing for Claude Code that cross-checks Slack, Gmail, Calendar, Linear | 16 | Claude Code | 1 | 721 tok |
| webrenew/unicon unicon.sh Shadcn for icons. | 16 | Claude Code | 1 | 613 tok |
| zulip/zulipmcp windbornesystems.com Run AI agents in Zulip as @mentionable bots — or wire into any MCP client. | 16 | Claude Code | 1 | 922 tok |
| kpshinnik/docs_masked Local anonymization of documents before sending them to an LLM and restoration of the orig | 16 | Codex, OpenCode | 1 | 612 tok |
| hby7921/BannerlordSage A Model Context Protocol (MCP) server for Mount & Blade II: Bannerlord. Gives AI agents ac | 16 | Codex, GitHub Copilot, OpenCode | 2 | 1,480 tok |
| yzonur/sap-adt-mcp MCP server giving Claude live access to SAP systems via ADT — read, edit, search, test, an | 16 | Claude Code | 1 | — |
| PIsberg/vibetags VibeTags is a Java annotation processor that acts as AI guardrails for code generation too | 16 | Claude Code, Codex, Gemini CLI, OpenCode | 14 | 8,031 tok |
| capazme/mcp-legal-it MCP server + Claude plugin for Italian law — 200+ tools: verified statutes, case law searc | 16 | Claude Code | 2 | 13,401 tok |
| verivus-oss/llm-cli-gateway llm-cli-gateway.dev MCP server providing unified access to Claude Code, Codex, Gemini, Grok and Mistral CLIs w | 16 | Claude Code, Codex, Cursor | 19 | 7,380 tok |
| yelmuratoff/agent_sync Write AI rules once → sync to Claude, Cursor, Copilot, Gemini and more tools automatically | 16 | Claude Code, Codex | 20 | — |
| jasonjgardner/blockbench-mcp-project Example project using the Blockbench MCP plugin | 16 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 1,015 tok |
| Mofesto/fubon-api-mcp-server | 16 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 5,373 tok |
| javded-itres/Holix holix-agent.ru Helix is a powerful self-learning AI agent with memory, skills, and the ability to recal | 16 | Codex, OpenCode | 1 | 293 tok |
| shir-danishyar/humanize Agent skill that removes documented AI-writing patterns — two modes, register awareness, v | 16 | Codex, OpenCode | 1 | 277 tok |
| ckorhonen/claude-skills cdd.dev A curated collection of skills for Claude Code and Codex — specialized capabilities across | 16 | Claude Code, Codex, OpenCode | 2 | 502 tok |
| avikalpa/codex-litellm Maintained LiteLLM patchset for Codex CLI. | 16 | Codex, OpenCode | 1 | 1,905 tok |
| kcsinclair/kaos-control kaos-control.io Self-hosted orchestrator for Claude Code agents: drive ideas through a role-gated SDLC (pl | 16 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,334 tok |
| artyomsv/quil quil.cc Reboot-proof terminal multiplexer for AI-native devs — a tmux alternative that persists yo | 16 | Claude Code | 1 | — |
| twells89/sigma-migration-skills Claude Code plugin marketplace: migrate Tableau / Power BI / Qlik to Sigma (converter + as | 16 | Codex, OpenCode | 1 | 2,968 tok |
| paulieb89/uk-legal-mcp bouch.dev UK legal research MCP server — case law, legislation, Hansard, bills, committees, HMRC, OS | 16 | Claude Code | 6 | 3,986 tok |
| BnJam/stac-mcp An MCP Server for STAC requests | 16 | Codex, GitHub Copilot, OpenCode | 2 | 5,711 tok |
| marcusquinn/amazon-order-history-csv-download-mcp Download Amazon Order History As Orders & Items CSV files, plus simplified CSV file versio | 16 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,350 tok |
| skein-js/skein-js skein-js.github.io Open-source alternative to LangGraph Platform for TypeScript — self-host your LangGraph.js | 16 | Claude Code, Codex, OpenCode | 4 | 3,186 tok |
| costajohnt/oss-autopilot Claude Code plugin — AI-powered autopilot for managing open source contributions. Track PR | 16 | Claude Code | 1 | 2,441 tok |
| HorizunGroup/horizun-pbi-mcp pypi.org Open-source Power BI MCP to build, audit and repair Desktop models and PBIP reports with D | 16 | Codex, OpenCode | 1 | 3,288 tok |
| guguzea/MC-AI-Coding-Assistant-Tool A complete toolkit that helps AI coding assistants such as Cursor and Claude Code write Mi | 16 | Codex, OpenCode | 1 | 12,079 tok |
| MoonTzai/debate-coach A debate coach Skill and web app based on the Debate Fundamentals system and the Grill-Me | 16 | Claude Code | 1 | 5,885 tok |
| mikrotik-mcp/mikrotik-mcp mikrotik-mcp.usestrict.dev A Bun-native MCP server that turns one or more MikroTik routers into +880 tools your AI ca | 16 | Claude Code, Codex, OpenCode | 32 | 4,769 tok |
| seoskillsai/seo-skills-ai seoskillsai.com SEO Skills AI: Universal AI SEO Agent & Technical Optimization Suite across Claude Code, A | 16 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 4 | 2,614 tok |
| zaber-dev/free-ai-gateway npmjs.com Enterprise-grade capability-driven AI routing engine, proxy gateway, MCP server, developer | 16 | Claude Code, Codex, OpenCode | 5 | 1,137 tok |
| theYahia/tilda-mcp npmjs.com MCP server for Tilda — website builder, page management (Russia). Part of WWmcp — 46 MCP s | 16 | Claude Code | 3 | — |
| smaramwbc/statewave-grounded-shop-assistant Statewave use case in TypeScript: a grounded product advisor and support assistant, with a | 16 | Codex, OpenCode | 1 | 1,050 tok |
| claude-code-expert/carve-harness Harness Engineering for Project | 16 | Claude Code, Codex, Cursor, OpenCode | 43 | 2,558 tok |