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 |
|---|---|---|---|---|
| Impertio-Studio/Three.js-Claude-Skill-Package threejs.org 24 deterministic skills for Three.js 3D web development with Claude Code. Covers WebGL, We | 15 | Claude Code | 1 | 2,822 tok |
| syv-ai/agentic-coding-playbook Syv.ai's agentic coding playbook | 15 | Claude Code, Codex, OpenCode | 4 | 778 tok |
| caichuanwang/VibePet | 15 | Claude Code, Codex, OpenCode | 24 | 3,350 tok |
| dekitproject/ux-ui-promax-skill | 15 | Claude Code | 8 | 1,007 tok |
| wolfenazz/YzPzCode YzPzCode - The Unified Workspace for AI Coding Agents | 15 | Claude Code | 1 | 4,878 tok |
| 121103qwq/DSH-Launcher A DeepSeek Harness launcher and ecosystem manager for Windows x64. | 15 | Claude Code, Codex, OpenCode | 2 | 2,494 tok |
| zifacorp/zifamem Emotional long-term memory framework for AI agents and companions | 15 | Codex, OpenCode | 1 | 630 tok |
| maweiruc/stat-toolkits-eif Documentation-first toolkit for deriving, validating, and auditing efficient influence fun | 15 | Codex, OpenCode | 1 | 1,072 tok |
| Navarre-AI/pythia navarre.ai Ask a question, get a real report from any FileMaker database. AI writes the code, tests i | 15 | Codex, OpenCode | 1 | 2,457 tok |
| LKQ667/metamath-harness DeepSeek Harness 0.1.1-rc.2 mathematical modeling enhancement suite: external plugins + Pr | 15 | Codex, OpenCode | 1 | 493 tok |
| gideontek/phonetrack Privacy-friendly location sharing that works entirely over SMS, with no servers or data co | 15 | Claude Code | 1 | 756 tok |
| saturngod/oxygen Streaming transcode server with S3 | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 10 | 9,711 tok |
| rod-moraes/mcp-auvp | 15 | Cursor | 1 | — |
| getmunin/munin getmunin.com The customer platform for the agentic era. MCP-first, open source, self-hostable. | 15 | Claude Code, Codex, OpenCode | 2 | 7,369 tok |
| voidmatcha/e2e-skills skills.sh Playwright and Cypress skills for Claude Code and Codex: generate tests, catch false-green | 15 | Claude Code, Codex, OpenCode | 2 | 5,508 tok |
| SimonMedy/DSH-Mobile Unofficial community mobile client for the DeepSeek Harness Web UI. | 15 | Codex, OpenCode | 1 | 957 tok |
| justjavac/glitch-token glitch-token.jjc.fun A database of LLM glitch tokens: a curated catalog of publicly documented anomalous tokens | 15 | Codex, OpenCode | 1 | 903 tok |
| riesbri/dshline dshline.xyz Terminal-native frontend for DeepSeek Harness with real scrollback; a direct, in-process c | 15 | Codex, OpenCode | 1 | 6,622 tok |
| BBBEANNN/limbusZhCN Unofficial Android Chinese localization companion for Limbus Company, based on a VirtualAp | 15 | Codex, OpenCode | 1 | 4,255 tok |
| Starfie1d1272/RivalHub match.starfie1d.top All-in-one esports tournament management and scheduling platform. | 15 | Codex, OpenCode | 1 | 1,522 tok |
| l-nmch/hailo-10h-llm-compiler Compile your own LLM for the Hailo-10H — an open pipeline from Hugging Face checkpoint to | 15 | Claude Code | 4 | 896 tok |
| lee259/oh-my-claudian community.obsidian.md Bring Claude Code, Codex, Cursor, Grok, OpenCode, Oh My Pi, and Pi into your Obsidian vaul | 15 | Claude Code, Codex, OpenCode | 2 | 2,432 tok |
| Johnserf-Seed/SportteryAPI China Sports Lottery Jingcai football odds API — a Cloudflare Worker REST API plus local M | 15 | Claude Code | 1 | — |
| Q0916/community-webtoon-agent-kit A community webtoon production kit that conveys human intent and WHY to AI writers and edi | 15 | Codex, OpenCode | 1 | 1,796 tok |
| pioneerdotai/pioneer docs.getpioneer.dev Local-first AI assistant runtime with native desktop, self-hosted gateway, MCP, memory, to | 15 | Codex, OpenCode | 1 | 1,291 tok |
| ognjeeen/codex-usage-widget codex-usage-widget.ognjen-marinkovic.chatgpt.site Local Windows widget for Codex subscription usage | 15 | Claude Code, Codex, OpenCode | 2 | 1,228 tok |
| wildsurfer/your-mail-mcp Self-hosted, read-only MCP server that serves IMAP mail from a local notmuch index over au | 15 | Claude Code | 1 | 1,938 tok |
| Hrithik-Gavankar/brainstack hrithik-gavankar.github.io Persistent context for AI coding assistants — personal (`engineer-brain`) and team (`team- | 15 | GitHub Copilot | 1 | 679 tok |
| maliming/Lens lens.maliming.net Search, resume, and understand your AI coding sessions. | 15 | Claude Code | 1 | 5,458 tok |
| SPYfighting/my-academic-skills Research skills for Claude Code, Codex, and OpenCode. | 15 | Claude Code, Codex, OpenCode | 2 | 648 tok |
| rcb0727/powerplatform-mcp-server Power Platform MCP server with Azure CLI auth — 283 tools, no app registration required. D | 15 | Claude Code | 1 | 2,241 tok |
| l3wi/claude-eda A Claude Code based system for EDA w/ Kicad | 15 | Claude Code | 1 | 343 tok |
| nosolosoft/opencode-mcp MCP Server for OpenCode CLI integration - Execute OpenCode commands, manage sessions, and | 15 | Claude Code, Codex, OpenCode | 2 | 4,288 tok |
| renfei-design/Figma-AI-Bridge Agent + Skill System for Controlling Figma and Automate Design Process | 15 | Claude Code, Codex | 6 | — |
| omergulcicek/omergulcicek.com omergulcicek.com The source code of my personal website and frontend blog, powered by TanStack Start, React | 15 | Claude Code, Codex, OpenCode | 6 | 359 tok |
| brayandiazc/project-starter-template-es-ai Plantilla lista para IA para iniciar cualquier proyecto: base de documentación profesional | 15 | Claude Code, Codex, OpenCode | 29 | 2,051 tok |
| totalhack/zillion-web Zillion Web: A Demo UI and Web API for Zillion | 15 | GitHub Copilot | 1 | 103 tok |
| snowdreamtech/template snowdreamtech.github.io An enterprise-grade, foundational template designed for multi-AI IDE collaboration. This r | 15 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 7 | 2,764 tok |
| craigk5n/gtimer k5n.us GTimer is a GTK application for timing how you spend your time among various projects and | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,343 tok |
| shubhamakshit/pwdlv3 The ULTIMATE PWDL DOWNLOADER | 15 | Gemini CLI | 1 | 1,392 tok |
| openid-certification/conformance-suite gitlab.com Read-only mirror of https://gitlab.com/openid/conformance-suite - merge requests MUST be s | 15 | Claude Code, Codex, OpenCode | 5 | 7,244 tok |
| kaltinril/ShadowDusk Monogame Shader cross platform and web compiler | 15 | Claude Code | 15 | 4,768 tok |
| TheWayWithin/agent-11 agent-11.com Opensource AI development agent suite for solo founders. Deploy 11 specialized agents in C | 15 | Claude Code | 34 | 535 tok |
| hoangsonww/DevVerse-SWE-Blog devverse-swe.vercel.app 🪐 DevVerse CS Blog – A modern, high-performance blog app built with Next.js, Vercel, Supa | 15 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 3,839 tok |
| ne0rrmatrix/EpubReader ne0rrmatrix.github.io | 15 | Claude Code, GitHub Copilot | 4 | 2,970 tok |
| monkey1wizard/Golem-Agents-Legion A cross-provider AI orchestration system built in Rust, running natively across Claude Co | 15 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,664 tok |
| theimaginaryfoundation/what-iff whatiff.chat Self-hostable personal AI assistant | 15 | Claude Code, Codex, Gemini CLI, OpenCode | 14 | 2,534 tok |
| OpenDigitalProductFactory/opendigitalproductfactory This is the official open digital product factory | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 5,790 tok |
| Johnny-xuan/TreeWork A tree-guided development plugin for long-running coding agents. | 14 | Codex, OpenCode | 1 | 375 tok |
| axelfreeman/blog axelfreeman.com 🔥 AI marketing without bullshit. Articles on AI agents, AEO, OSINT profiling, and marketi | 14 | Codex, OpenCode | 1 | 1,421 tok |