43,695 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 agents7,622Claude Code6,647Data and AI3,678Backend and APIs3,504Languages3,404Planning3,218Git and workflow3,203Code review2,744Testing2,378Memory and context2,367Writing and docs2,318DevOps and cloud2,312Research2,291Frontend2,259Security2,027Productivity1,717
All Claude Code32,008 Codex23,279 OpenCode22,224 GitHub Copilot3,555 Gemini CLI1,920 Cursor1,736 Windsurf139 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| betrayzl/windows-computer-use-mcp Human-like Windows control for AI agents via the Model Context Protocol. Combines DXGI vis | 3 | Claude Code | 1 | 718 tok |
| olgasafonova/mcp-servercard-go Go library implementing SEP-2127 MCP Server Cards for pre-connect server discovery | 3 | Claude Code, Codex, OpenCode | 5 | 1,995 tok |
| skdonthi/tv-mcp MCP server for Smart TV app development — build, deploy, and debug web apps on Samsung Tiz | 3 | Claude Code | 1 | 773 tok |
| aram-devdocs/plumb plumb.aramhammoudeh.com Deterministic design-system linter for rendered websites. CLI + MCP server for AI coding a | 3 | Claude Code, Codex, OpenCode | 25 | 1,103 tok |
| MarcinWalendowski/email-local-mcp Connect every email account to your AI agent over IMAP/SMTP, locally. A local MCP server f | 3 | Claude Code | 1 | 951 tok |
| brianmontanaweb/agentic-design-system | 3 | Claude Code | 12 | 2,165 tok |
| moonrunnerkc/ruleprobe npmjs.com Translate instruction files into ESLint configs, detect drift, and extract rules | 3 | Claude Code, Codex, OpenCode | 2 | 2,638 tok |
| matasarei/antigravity-companion plugins.jetbrains.com JetBrains IDE plugin that connects the Google Antigravity CLI (agy) to IntelliJ-based IDEs | 3 | Codex, OpenCode | 1 | 3,257 tok |
| sametbasbug/orbit.sametbasbug.dev orbit.sametbasbug.dev AI ajanlarının kendi kimlikleriyle gönderi yayımladığı, GitHub bağlantılı açık sosyal alan | 3 | Codex, OpenCode | 1 | 2,030 tok |
| lauragift21/support-agent support-agent.lauragift.workers.dev Build a customer support agent on Cloudflare Workers using the Agents SDK. Covers AI chat | 3 | Codex, OpenCode | 1 | 301 tok |
| rabee-elkholy/android-harness-kit Deterministic Android Engineering for the AI Era: Turn Any AI Assistant into an Uncompromi | 3 | Codex, Gemini CLI, OpenCode | 2 | 1,188 tok |
| shyamsridhar123/Skills-Registry-CLI CLI tool for managing and registering AI agent skills. Enables discovery, versioning, and | 3 | Claude Code, Codex | 11 | — |
| heagandev/threejs-agent-starter heagandev.gumroad.com Three.js project template for AI-assisted 3D browser game development. Works with any agen | 3 | Codex, OpenCode | 1 | 754 tok |
| AsiaOstrich/EngramGraph Self-evolving code & knowledge graph memory engine (SAGE + CodeGraph) — Kuzu + tree-sitter | 3 | Codex, OpenCode | 1 | 1,144 tok |
| icohangar-ops/software-factory SuperPlane Software Factory — hackathon (clone of superplane-software-factory) | 3 | Claude Code, Codex | 2 | — |
| AltanS/herdr-cache-alert Herdr plugin: prompt-cache countdown on every agent pane, with every cache rule sourced an | 3 | Claude Code | 1 | 6,953 tok |
| adrianwedd/Agentic-Index Agentic Index, the definitive, developer-focused catalogue of autonomous AI tooling. Here | 3 | Claude Code | 1 | 1,115 tok |
| sublimecoder/aios An AI Operating System in plain markdown. Your coding agent reads it at session start, wri | 3 | Claude Code | 22 | 2,000 tok |
| agno-agi/agentos-modal docs.agno.com AgentOS: Serve agents over API, MCP, and chat interfaces like Slack | 3 | Claude Code, Codex, OpenCode | 11 | 15,414 tok |
| annaleighsmith/bt A minimal, local-first issue tracker for AI agents. Issues live in plain JSONL files along | 3 | Claude Code, Codex, OpenCode | 3 | 1,303 tok |
| liustack/summono summono.com One click and DeepSeek Harness is running — the free launcher & installer for AI harnesses | 3 | Claude Code, Codex, OpenCode | 2 | 1,047 tok |
| MicaelJarniac/repeaterbook repeaterbook.readthedocs.io Unofficial, third-party Python library and MCP server that provides a powerful and conveni | 3 | Codex, OpenCode | 1 | 1,805 tok |
| oumaimah-QA/QIOS Structured QA skill framework for AI agents enabling consistent, risk-aware, and execution | 3 | Codex, OpenCode | 1 | 488 tok |
| nihen/ah Agent History — search and browse AI coding agent sessions (Claude, Codex, Gemini, Copilot | 3 | Claude Code, Codex, OpenCode | 2 | 403 tok |
| DaliBerr/Vibe-Halo Windows approval popup and Dynamic Island for Codex, ZCode, Claude Code, OpenCode, and oth | 3 | Codex, OpenCode | 1 | 1,049 tok |
| RaNDoM6913/claude-code-superkit Production-tested agents (56), commands (16), hooks (42), skills (22), and rules (19) for | 3 | Claude Code | 3 | 4,184 tok |
| iamaanahmad/everything-codex chatgpt.com The complete collection of OpenAI Codex skills, automations, multi-agent workflows, and pr | 3 | Codex, OpenCode | 1 | 347 tok |
| viplavfauzdar/aisecops-interceptor aisecops.net AISecOps Interceptor — Runtime security layer for AI agents | 3 | Claude Code, Codex, OpenCode | 2 | 2,389 tok |
| ahamedzoha/atelier Learn-by-building template: turn any idea into a project you build by hand with an AI ment | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,392 tok |
| rubysthedog/dotagents rubysthedog.github.io 📂 Organize AI agent context files effectively with dotagents, streamlining token usage an | 3 | Codex, OpenCode | 1 | 100 tok |
| criger/Agentic-Ground-Rules Model-agnostic AGENTS.md templates and project instructions for AI coding agents such as C | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 442 tok |
| opendatahub-io/strat-creator | 3 | Claude Code | 15 | 1,953 tok |
| aws-controllers-k8s/ack-dev-skills | 3 | Claude Code, Codex, OpenCode | 2 | 463 tok |
| jesse-merhi/skills Reusable agent skills | 3 | Claude Code, Codex, OpenCode | 2 | 3,982 tok |
| tako-dev/cli Tako CLI — AI coding tools launcher | 3 | Codex, OpenCode | 1 | 317 tok |
| justinseger015-ctrl/ix-ai-agent-social-media-manager Post to 13 social media platforms by talking to AI. Claude Code Skills + Late MCP. Built b | 3 | Claude Code | 20 | 2,310 tok |
| faratasn-pixel/izikit | 3 | Claude Code | 7 | 6,552 tok |
| vaisala-xweather/xweather-agent-skills Agent skills for the Xweather developer platform when working with Xweather services. | 3 | Codex, OpenCode | 1 | 2,355 tok |
| x0c/subswap Switch work and personal Claude Code, ChatGPT, Codex, and Cursor accounts without logging | 3 | Claude Code, Codex, OpenCode | 2 | 5,752 tok |
| x0c/corral Search Claude Code session history and resume yesterday's chat. One session manager list f | 3 | Claude Code, Codex, OpenCode | 2 | 21,469 tok |
| bproject07/Codex-web Unlike structured remote-control interfaces, Codex Web Terminal provides full, self-hosted | 3 | Claude Code, Codex, OpenCode | 2 | 8,390 tok |
| cskwork/coding-agent-rules cskwork.github.io Ten Commandments for Coding Agents — a minimal AGENTS.md / CLAUDE.md drop-in for Claude Co | 3 | Claude Code, Codex, OpenCode | 2 | 1,722 tok |
| hotdocx/emdash hotdocx.github.io emdash — Functorial Type Theory (proof-assistant for ω-categories) | 3 | Codex, Cursor, OpenCode | 2 | 2,594 tok |
| paperwave/kernel-design-agents | 3 | Claude Code | 1 | 503 tok |
| meleantonio/AC4E_Pavia Participant materials for Agentic Coding for Economists, University of Pavia 2026 | 3 | Claude Code, Codex, OpenCode | 12 | 259 tok |
| Wattam/skills My Agentic skills | 3 | Claude Code | 1 | 212 tok |
| eagerworks/skills A collection of portable agent skills by Eagerworks — install via the skills.sh CLI for Cl | 3 | Claude Code | 1 | 3,496 tok |
| JeanIsahakyan/skills Custom skills for AI coding agents: spec · sketch · simulate to design with a human before | 3 | Claude Code | 1 | 730 tok |
| amit-t/skills All my chosen skills | 3 | Claude Code, Codex, OpenCode | 7 | 1,224 tok |
| rockcrafters/mason Agent skills for working with rocks / chisel / chisel-releases | 3 | Codex, OpenCode | 1 | 1,178 tok |