45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| bcharleson/smartlead-cli CLI and MCP server for the Smartlead.ai API — 142 commands for campaigns, leads, email acc | 8 | Codex, OpenCode | 1 | 2,096 tok |
| bartolli/kmd Knowledge-markdown CLI + MCP server. Validate, index, and serve a structured markdown vaul | 8 | Claude Code, Codex, OpenCode | 1 | 1,875 tok |
| antruongnguyen/mcp-server-manager A Model Context Protocol Server Manager (MCPSM) that orchestrates the MCP servers, manage | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,980 tok |
| hydrosquall/vega-mcp-server Custom interactive charts in LLM conversations using MCP Apps | 8 | Codex, OpenCode | 1 | 160 tok |
| drohi-r/beyond-mcp ecube-entertainment.com MCP server for Pangolin BEYOND with 117 tools for cue control, zones, effects, projector a | 8 | Claude Code, Codex, OpenCode | 4 | 195 tok |
| drewster99/appstore-mcp-server App Store search and lookup - CLI + Swift Library Package (coming soon) + MCP Server (comi | 8 | Claude Code | 1 | 771 tok |
| teamchrisfromthelc/local-wp-mcp MCP server providing WP-CLI, MySQL, and filesystem access for Local by Flywheel WordPress | 8 | Codex, OpenCode | 1 | 333 tok |
| lordamdal/chromeboost chromeboost.work Give Claude hands in your own browser. A Chrome extension + MCP server that lets Claude Co | 8 | Claude Code, Gemini CLI | 2 | 8,344 tok |
| seabbs/claude Personal Claude Code configuration with agents and commands | 8 | Claude Code | 1 | 1,803 tok |
| Radek44/mcp-tauri-automation MCP Server for Tauri Application Automation | 8 | Claude Code, Codex, OpenCode | 2 | 651 tok |
| vlad-ds/street-view-mcp A Model-Client-Protocol (MCP) server for Google Street View API that enables AI models to | 8 | Claude Code | 1 | 411 tok |
| rededis/dataverse-mcp-server | 8 | Claude Code | 2 | 267 tok |
| mcmespinaa/folder-structure-protocol mcmespinaa.github.io Claude skills for evaluating folder architecture and running staged AI workflows, built on | 8 | Claude Code | 1 | 507 tok |
| orifisher2/sqlike sqlike.com CLI, MCP server, GitHub Action and pre-commit hook for sqlike: deterministic SQL analysis | 8 | Codex, OpenCode | 1 | 1,743 tok |
| alibaizhanov/densely densely.dev Lossless context compression for LLMs: 2x-8x fewer tokens, byte-exact reconstruction (sha2 | 8 | Claude Code | 1 | 711 tok |
| New1Direction/webmcp-anything wmcp.sh Turn any URL into agent-callable MCP tools. One spec-compliant MCP server endpoint, no per | 8 | Codex, OpenCode | 1 | 4,267 tok |
| structured-world/gitlab-mcp gitlab-mcp.sw.foundation GitLab MCP server — issues, merge requests, pipelines, code search. 80+ tools. | 8 | Codex, GitHub Copilot, OpenCode | 2 | 1,796 tok |
| Aryan-Jhaveri/mcp-statcan mcp-statcan.com MCP server + CLI for Statistics Canada (StatCan) — access 7,000+ Canadian statistical tabl | 8 | Codex, OpenCode | 1 | 85 tok |
| bobberrisford/affiliatemcp affiliate network MCPs and skills | 8 | Claude Code, Codex, OpenCode | 11 | 6,026 tok |
| sachinrai308/Unity-Skills sachinrai308.github.io 🤖 Automate Unity Editor tasks with AI using JSON command files for efficient scene manage | 8 | Claude Code | 1 | 45 tok |
| trevhud/rote roteskills.com Compile AI agent skills into cheap, fast, deterministic pipelines that run without an LLM | 8 | Codex, OpenCode | 1 | 6,175 tok |
| samtalki/AgentREPL.jl STDIO-based MCP server for persistent Julia REPL sessions, eliminating TTFX overhead for A | 8 | Claude Code | 1 | 3,856 tok |
| albertoarena/claude-laravel-event-sourcing albertoarena.it A Claude Code skill that helps you design and generate event-sourced domain code for Larav | 8 | Claude Code | 1 | 1,265 tok |
| figitaki/reviews reviews.figitaki.dev Code review tool for arbitrary diffs | 8 | Claude Code, Codex, OpenCode | 2 | 1,640 tok |
| navarroido/Woocommerce-skill | 8 | Claude Code | 1 | 903 tok |
| finelagusaz/ja-writing-tools Claude Skills for Japanese writing assistance | 8 | Claude Code | 1 | 300 tok |
| BjornMelin/dev-skills AgentSkills library: reusable skills for AI coding agents (AI SDK, Codex, LangGraph, Supab | 8 | Codex, OpenCode | 1 | 4,549 tok |
| Avyayalaya/pm-skills-arsenal avyayalaya.github.io 12 codex-grade PM skills (1,000–1,300 lines each) for senior PMs, founders, and AI agents. | 8 | Codex, OpenCode | 1 | 1,579 tok |
| JayTheSkier/fedlex-connector MCP server for accessing Swiss federal legislation from fedlex.admin.ch | 8 | Claude Code | 1 | 362 tok |
| yeaight7/agent-powerups Curated power-ups for coding agents: skills, slash commands, MCP configs, hooks, AGENTS.md | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,477 tok |
| sgomez/developer-skills Unattended PRD delivery for Claude Code | 8 | Claude Code, Codex, OpenCode | 3 | 1,839 tok |
| onimusya/media-gen A production-ready CLI for multi-provider media generation. Generate images, videos, voice | 8 | Codex, OpenCode | 1 | 1,505 tok |
| athal7/dotfiles | 8 | Codex, OpenCode | 1 | 1,354 tok |
| matematicsolutions/awesome-matematic-skills-pl matematicsolutions.com Polish hub of legal-AI skills - 45 skills in 8 Claude Code / Cowork bundles (LLM output ve | 8 | Claude Code, Codex, OpenCode | 2 | 2,042 tok |
| TAKEOFF69/codex-skills-kit Task-typed prompt-engineering Agent Skills for OpenAI Codex. | 8 | Codex, OpenCode | 1 | 714 tok |
| benelser/docent Point it at anything — a codebase, a PR, an essay, a paper, a URL — and get back a narrate | 8 | Codex, OpenCode | 1 | 2,611 tok |
| chenyuxiaojin/xiaochen-skills blog.xiaochens.com 17 Claude Code plugins / 19 skills for video, publishing, Obsidian, GEO and real content w | 8 | Claude Code, Codex, OpenCode | 2 | 1,589 tok |
| mfdaves/okf-mcp OKF (v0.2) MCP server. | 8 | Codex | 1 | — |
| nijanthan-dev/taxmate-australia Prep-only Australian individual tax return plugin and portable skills for Codex, Claude Co | 8 | Codex, OpenCode | 1 | 2,352 tok |
| Kocal/symfony-contribution-skills symfony.com IA skills for contributing to the Symfony framework & related packages | 8 | Codex, Gemini CLI, OpenCode | 2 | 1,480 tok |
| sparklingneuronics/sparkling-skills sparklingneuronics.ai Give Claude Code a second opinion — run OpenAI Codex & Google Gemini from inside Claude Co | 8 | Claude Code | 1 | 1,214 tok |
| rootcastleco/rei-skills rootcastleco.github.io The engineering-grade skill layer for AI agents. 895 validated skills, 21 AI adapters, wor | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,969 tok |
| davebream/claude-of-alexandria Claude plugin for rigorous biblical study. TDD-built to prevent AI failures: psychologizin | 8 | Claude Code | 2 | 6,188 tok |
| decantr-ai/decantr decantr.ai Decantr AI design intelligence layer for AI-generated web applications | 8 | Claude Code | 1 | 8,678 tok |
| yyordanov-tradu/stock-scanner-mcp MCP server providing stock and crypto market data tools for Claude Code | 8 | Claude Code | 3 | 2,102 tok |
| samsebeingener/visbug-mcp-ru samsebeingener.ru VisBug → Cursor bridge: visual edits on localhost → clipboard → paste into chat → agent pa | 8 | Claude Code, Cursor | 3 | — |
| thuandiep1707/codex-harness-javascript Multi-agent harness for OpenAI Codex with Jira-backed workflows, pause/resume, progressive | 8 | Claude Code, Codex, OpenCode | 4 | 7,185 tok |
| vassiliylakhonin/agenda-intelligence-md output-verification.agendamcp.dpdns.org Local evidence checks for AI agents and RAG. Catch broken citations, quote mismatches and | 8 | Claude Code, Codex, OpenCode | 2 | 3,775 tok |
| ljchang/mecha docs.mecha-factory.ai A standalone agent harness in Rust: a provider-agnostic loop, MCP tools, a path jail and p | 8 | Claude Code, Codex, OpenCode | 4 | 10,341 tok |
| sam-david/unreal-mcp The most comprehensive MCP server for Unreal Engine — 127 tools across 16 subsystems, 4 tr | 8 | Claude Code | 1 | 1,131 tok |