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 |
|---|---|---|---|---|
| TMHSDigital/steam-mcp npmjs.com MCP server for Steam & Steamworks APIs - 25 tools (18 read + 7 write) for store data, play | 5 | Claude Code, Cursor | 2 | 1,802 tok |
| dsswift/ion Headless multi-provider LLM agent runtime. Single Go binary, 14+ providers, 70+ extension | 5 | Codex, OpenCode | 1 | 3,997 tok |
| hongshuo-wang/agent-usage-desktop A desktop app for local usage, cost, throughput, and session analytics across Claude Code, | 5 | Claude Code, Codex, OpenCode | 2 | 2,020 tok |
| camjac251/tool-gates camjac251.github.io Intelligent tool permission gate & security hooks for AI assistants (Claude Code, Codex, A | 5 | Claude Code, Codex, OpenCode | 3 | 2,051 tok |
| craigcossairt/trellis The structure a project grows on: a free starter template for AI-assisted development. One | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 9 | 7,670 tok |
| pavelpilyak/devrecall | 5 | Claude Code | 1 | 1,350 tok |
| KunanonJ/ai-skills-hub 542 cross-platform SKILL.md workflows for Cursor, Claude Code, Codex, Gemini CLI, Windsurf | 5 | Codex, Cursor, OpenCode | 2 | 690 tok |
| swarmclawai/agent-skills-lint Cross-agent skill validator and installer — Claude Code, Codex, OpenCode, Aider, Copilot, | 5 | Codex, OpenCode | 1 | 1,294 tok |
| john-wilmes/claude-agentic-coding-playbook Evidence-based practices for LLM-assisted development. Install scripts, Claude Code config | 5 | Claude Code | 1 | 831 tok |
| VelimirMueller/vlm-code-context-mcp MCP server that indexes codebases into a SQLite database, exposing file metadata, exports, | 5 | Claude Code | 8 | — |
| z35068037/whichrules See exactly which instructions your AI coding agent receives - and where they conflict. | 5 | Codex, OpenCode | 1 | 76 tok |
| toan203/osv-ui npmjs.com A beautiful, zero-config visual CVE dashboard for npm & Python. One command: npx osv-ui. 1 | 5 | Claude Code | 1 | — |
| Yamato-main/gemini-discord Bring your local Gemini CLI agent into Discord as a persistent operational presence. | 5 | Codex, OpenCode | 1 | 520 tok |
| Ven0m0/gemini-web-wrapper gemini-web-wrapper.vercel.app A Bun + FastAPI monorepo for running a mobile-friendly AI workspace in the browser, backed | 5 | Claude Code, Codex, OpenCode | 2 | 1,114 tok |
| ulmentflam/nightly Work while you sleep — a host-native autonomous coding agent that lands draft PRs by morni | 5 | Claude Code, Codex, OpenCode | 2 | 11,808 tok |
| Kepsilent/Bug-Report-Skill BRS (Bug Report System) v3.0 — Cross-platform crash monitoring & AI diagnosis | Cross-plat | 5 | Codex, OpenCode | 1 | 429 tok |
| VietHann/agent-workspace Repository-aware context and validated workflows for Codex, Claude Code, Cursor, Copilot, | 5 | Codex, OpenCode | 1 | 493 tok |
| 2389-research/test-kitchen 2389.ai Parallel exploration of implementation approaches - implements multiple variants simultane | 5 | Claude Code | 1 | 1,992 tok |
| h-wata/kioku-mesh pypi.org Shared memory for AI coding agents, across tools and machines. Local-first SQLite, optiona | 5 | Claude Code | 1 | 212 tok |
| rishapgandhi/python-skills AI-SDLC framework of skills, rules, and agent definitions that AI coding agents use to gen | 5 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 4,061 tok |
| SolidKeyAB/logan AI-powered log file viewer and analyzer — handles 14M+ lines with virtual scrolling, MCP a | 5 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 5,224 tok |
| mohanagy/miftah Local multi-account MCP credential broker | 5 | Claude Code, Codex, OpenCode | 1 | 1,438 tok |
| ArtSabintsev/everquest-legends-mcp Read-only MCP server for EverQuest Legends public sources. | 5 | Claude Code, Codex | 1 | — |
| aluvia-connect/aluvia aluvia.io Local CLI that sends a computer-use agent's Chrome through global residential and mobile I | 5 | Claude Code | 1 | 598 tok |
| moonhorsemmy/shortcuts-toolkit | 5 | Claude Code, Codex, OpenCode | 2 | 1,356 tok |
| AccountZero/elon-stack Five rules that stop a coding agent from optimizing things that should not exist. | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,357 tok |
| Moksa1123/rankmath-seo-wp moksaweb.com Rank Math SEO compliant WordPress article writer skill. Battle-tested on moksaweb.com. Com | 5 | Claude Code | 1 | 1,206 tok |
| jgiox/goodvibes One command. Production-grade project. No config. | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 16 | 12,349 tok |
| flagskit/flagskit Feature flags for React and TypeScript. Percentage rollout, user targeting, type-safe — no | 5 | Claude Code, Codex, OpenCode | 8 | 1,670 tok |
| noslop-sh/noslop noslop.sh | 5 | Claude Code | 1 | 445 tok |
| williamisnotdefined/rubiks-cube-solver | 5 | Claude Code, Codex, GitHub Copilot | 28 | 40,799 tok |
| oalders/kitchen-sink A collection of useful Claude Code skills and commands for software development workflows | 5 | Claude Code | 14 | 256 tok |
| sherifkozman/uicontract | 5 | Claude Code | 1 | 4,106 tok |
| aureliensibiril/potion 🧪 A Claude Code plugin that analyzes any codebase and generates a tailored skill pack — c | 5 | Claude Code | 1 | 1,567 tok |
| legendtkl/agents-md-polish a skill to polish AGENTS.md for coding agent better context. | 5 | Claude Code, Codex, OpenCode | 2 | 517 tok |
| inventwo/ioBroker.autodarts Connects the ioBroker to the local Autodarts Board Manager. Provides states and events for | 5 | Cursor | 1 | 511 tok |
| cfrs2005/awesome-claude-code-relay Claude Code, Claude API, API proxy, Claude proxy, Anthropic API, Claude Sonnet, Claude Hai | 5 | Claude Code | 1 | 1,914 tok |
| esbmc/agent-marketplace ESBMC Plugin for Claude Code | 5 | Claude Code | 1 | 687 tok |
| mr-light-show/remote-pianobar 6xq.net Console-based pandora.com player | 5 | Codex, Cursor, OpenCode | 3 | 2,632 tok |
| armanfatemi/nullius Most tools check the code your agent wrote. nullius checks how it got there — citations, s | 5 | Claude Code | 19 | 1,254 tok |
| fokkerone/superspecs | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 28 | 1,504 tok |
| chaichiang/gtm-expert Source-traceable GTM diagnosis, expert perspectives, and actionable experiments. | 5 | Claude Code, Codex, OpenCode | 2 | 479 tok |
| Korner83/ai-development-methodology korner83.github.io Markdown + git methodology for human and AI software teams: planning, Definition of Done, | 5 | Codex, OpenCode | 1 | 802 tok |
| LBT-AI/toolnet-memory | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,446 tok |
| DarlanPrado/nuxt-zod | 5 | Claude Code | 1 | — |
| ncssm-robotics/ftc-claude Marketplace for Claude Plugins for FTC | 5 | Claude Code | 3 | 1,072 tok |
| OITApps/oitvoip-mcp-server OITVOIP MCP Server for NetSapiens Platform Integration - Comprehensive MCP server providin | 5 | Claude Code, Codex, OpenCode | 2 | 486 tok |
| codeprimate/math-mcp MCP server providing symbolic mathematics for Cursor AI and Claude Desktop. Solve equation | 5 | Codex, OpenCode | 1 | 1,069 tok |
| Leo-maomao/pm-copilot Product manager AI Agent workflow kit for generating PRDs, tracking plans, clickable proto | 5 | Claude Code, Codex, OpenCode | 2 | 534 tok |
| nicolasguelfi/gensem GSE-One — AI engineering companion for structured SDLC management | 5 | Claude Code | 6 | 13,653 tok |