23,196 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 |
|---|---|---|---|---|
| tslim/nexus Personal & Work AI Assistant in Pi.dev, Claude Code or opencode.ai | 5 | Claude Code, Codex, OpenCode | 21 | 4 tok |
| comfuture/novelist A toolbox for AI assisted novel writing | 5 | Codex, OpenCode | 1 | 1,247 tok |
| aihip/android-claude-code-skills android kotlin jetpack-compose claude-code openai-codex gemini-cli cursor ai-tools | 5 | Claude Code, Codex, OpenCode | 2 | 1,937 tok |
| openshift-hyperfleet/hyperfleet-claude-plugins Claude Code plugin marketplace for HyperFleet development - team standards, workflows, and | 5 | Claude Code, Codex, OpenCode | 2 | 1,422 tok |
| alwkala/tidyfactor-design alwkala.com We are building the open ecosystem for AI-ready business websites. | 5 | Claude Code, Codex, OpenCode | 27 | 1,894 tok |
| moshehata95/Shehata-Git A local-first Git identity manager that maps every repository to the right GitHub account— | 5 | Codex, OpenCode | 1 | 304 tok |
| madAsket/obsidian-codex Redstone Copilot - A modern, convenient Codex-powered AI-copilot for Obsidian. | 5 | Codex, OpenCode | 1 | 2,325 tok |
| Hartwich/Open-Party-Lab Open Party Lab is an open-source browser party game platform with a shared host screen, ph | 5 | Codex, OpenCode | 1 | 899 tok |
| sujitnoronha/voicecheck pypi.org End-to-end testing for voice agents. YAML scenarios, real audio through LiveKit/Daily/VAPI | 5 | Claude Code, Codex, OpenCode | 2 | 1,383 tok |
| piglig/ai-porker-arena Agent-vs-agent poker arena. Compute Credit economy. Any model. Any strategy. 🎰 | 5 | Codex, OpenCode | 1 | 1,882 tok |
| flespi-software/skills flespi.com AI agent skills for the flespi IoT and telematics cloud platform. Provides comprehensive r | 5 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 477 tok |
| seemethere/spool Local-first task backend for agent-driven development | 5 | Codex, OpenCode | 1 | 1,702 tok |
| anteprojector/sidecar anteprojector.github.io A child repo for your repo — gitignored, shared, auto-synced | 5 | Claude Code, Codex, OpenCode | 3 | 92 tok |
| mmilanez/lead-protocol Operational continuity protocol for AI agents | 5 | Claude Code, Codex, OpenCode | 2 | 587 tok |
| WolfpackOfOne/Q-agent wolfpackofone.github.io Agentic quantitative research framework for data pipelines, notebooks, and trading strateg | 5 | Claude Code, Codex, OpenCode | 25 | 5,948 tok |
| N4M3Z/forge-core Module-building skills for your AI ecosystem — build skills, build agents, architect repos | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,271 tok |
| pablomarin/claude-codex-forge | 5 | Claude Code, Codex, OpenCode | 2 | 120 tok |
| baek-labs/hames A workspace-first harness for approved, evidence-backed AI agent work. Supports Codex and | 5 | Claude Code, Codex, OpenCode | 2 | 431 tok |
| tidev/skills A collection of AI skills useful for Titanium development. | 5 | Codex, OpenCode | 1 | 1,110 tok |
| OutlineDriven/odin-gemini-cli-extension outlinedriven.github.io Outline-Driven Development for Gemini CLI - methodology + skills + agents for Google Gemin | 5 | Codex, OpenCode | 1 | 10,180 tok |
| kingkyylian/agentfit Test whether AGENTS.md, GEMINI.md, and coding-agent instructions actually work. | 5 | Codex, OpenCode | 1 | 116 tok |
| joshuavial/_ai.dev | 5 | Codex, OpenCode | 1 | 713 tok |
| nonoroazoro/ai My Coding Agent plugins. | 5 | Claude Code, Codex, OpenCode | 2 | 604 tok |
| SudoSmitty/dynatrace-kpi-dashboard-generator Dynatrace KPI Dashboard Generator | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,493 tok |
| ardanlabs/skills A set of AI skills useful for (Go) development | 5 | Claude Code, Codex, OpenCode | 8 | 960 tok |
| OtisChin/open-claude-code A runnable version restored from the source code leaked from Claude Code. | 5 | Claude Code, Codex, OpenCode | 2 | 3,470 tok |
| surajssd/dotfiles | 5 | Claude Code, Codex, OpenCode | 2 | 2,847 tok |
| CrowdLinker/Skills Reusable AI agent skills — install with npx skills add crowdlinker/skills | 5 | Claude Code, Codex, OpenCode | 2 | 437 tok |
| Azure/documentdb-agent-kit Agent Skills pack for Azure DocumentDB (MongoDB compatibility) - vector search, full-text | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 3,094 tok |
| alaminfirdows/agentic-engineering-demo | 5 | Claude Code, Codex, OpenCode | 18 | 5,024 tok |
| RedHatInsights/platform-frontend-ai-toolkit A set of helpful coding AI tooling for frontend development | 5 | Claude Code, Codex, OpenCode | 2 | 2,718 tok |
| yutakobayashidev/dotnix | 5 | Claude Code, Codex, OpenCode | 4 | 1,136 tok |
| GeekyAnts/geeklego geeklego.io - AI Powered Design System by GeekyAnts Team. | 5 | Claude Code, Codex, OpenCode | 5 | 8,632 tok |
| LightDevCoder/skills Personal Skills Collection — governed first-party Agent Skills | 5 | Codex, OpenCode | 1 | 1,758 tok |
| luisKisters/skills Skills I came up with:) | 5 | Claude Code, Codex, OpenCode | 2 | 165 tok |
| minhtranin/personal-skills Personal productivity skills for Claude Code, Antigravity, and OpenCode | 5 | Claude Code, Codex, OpenCode | 2 | 2,998 tok |
| holoviz-dev/holoviz-skills holoviz-dev.github.io holoviz-skills is a collection of reusable, domain-specific capabilities designed to enhan | 5 | Codex, OpenCode | 1 | 103 tok |
| RDuuke/sdd-nea-flow | 5 | Codex, OpenCode | 1 | 788 tok |
| chekos/bns-marketplace | 5 | Claude Code, Codex, OpenCode | 2 | 1,035 tok |
| jussaragranja/jussaragranja | 5 | Codex, OpenCode | 1 | 809 tok |
| dmzoneill/redhat-ai-workflow AI-powered workflow automation tools for Red Hat engineering | 5 | Claude Code, Codex, OpenCode | 1 | 12,050 tok |
| leifericf/agentic-sdk [Discontinued] Agentic system for building software. | 5 | Codex, OpenCode | 1 | 930 tok |
| build000r/skills a very particular set of skills | 5 | Codex, OpenCode | 1 | 583 tok |
| linux-test-project/ltp-agent Linux Test Project Agent configuration | 5 | Codex, OpenCode | 1 | 1,231 tok |
| semoji-ai/auto_kairos | 5 | Claude Code, Codex, OpenCode | 20 | 4,892 tok |
| legendtkl/agentic-skill-router legendtkl.github.io No-embedding Agentic Skill Router for modern agent | 5 | Claude Code, Codex, OpenCode | 2 | 2,879 tok |
| calexandre/homeassistant-assistant Homeassistant assistant toolset to speed up building homeassistant automations | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 1,351 tok |
| chenrui333/codex-docs codex docs | 5 | Codex, OpenCode | 1 | 1,233 tok |
| lauzhihao/scodex cheapertokens.com Cross-platform quota-aware account switcher and launcher for Codex CLI ,good cheaper token | 5 | Claude Code, Codex, OpenCode | 2 | 1,442 tok |
| jakkaj/tools | 5 | Claude Code, Codex, OpenCode | 2 | 6,123 tok |