23,733 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Mineru98/skills-store | 13 | Claude Code, Codex, OpenCode | 15 | 878 tok |
| geekjourneyx/sondar Turn AI ecosystem changes into evidence-backed, closed-loop decisions for AI builders — Go | 13 | Codex, OpenCode | 1 | 361 tok |
| pivyme/suiperpower suiperpower.dev Build something meaningful, on Sui. A superpower for AI coding agents (Claude Code, Codex, | 13 | Claude Code, Codex, OpenCode | 2 | 5,826 tok |
| programmablehq/PROGRAMMABLE programmable.market Open launch-model infrastructure for Uniswap v4 on Ethereum. | 13 | Codex, OpenCode | 1 | 1,534 tok |
| ahundt/autorun Claude Code & codex plugin + Gemini cli extension to keep ai running, keep data safe, plan | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,567 tok |
| PotatoDog1669/skills-hub Unify your AI skillbox. A local hub to visualize, manage, and sync skills across Antigravi | 13 | Codex, OpenCode | 1 | 963 tok |
| oubakiou/md2idx md2idx — Markdown to indexed JSON. Slice big docs with jq, feed LLMs only what they need. | 13 | Claude Code, Codex, OpenCode | 4 | 526 tok |
| netresearch/go-development-skill Agent Skill: Enterprise Go development patterns - resilient services, testing | Claude Cod | 13 | Codex, OpenCode | 1 | 823 tok |
| liatrio-labs/claude-code-gauntlet Adversarial code review for Claude Code: each GitHub PR or GitLab MR runs a gauntlet of up | 13 | Claude Code, Codex, OpenCode | 3 | 689 tok |
| reposkein/reposkein npmjs.com Deterministic code-graph (GraphRAG) over your repo for LLM agents — local-first, git-nativ | 13 | Codex, OpenCode | 1 | 1,779 tok |
| cyanheads/mcp-reporter mcp-reporter is a streamlined utility that generates comprehensive capability reports for | 13 | Claude Code, Codex, OpenCode | 2 | 1,136 tok |
| tugrulguner/intpot intpot.modepot.io Define Python tools once and serve them as a Typer CLI, FastAPI app, or FastMCP server — o | 13 | Claude Code, Codex, OpenCode | 2 | 3,186 tok |
| DatalisHQ/zuckerbot zuckerbot.ai Public ZuckerBot MCP client, CLI, agent skills and release source | 13 | Claude Code, Codex, OpenCode | 2 | 235 tok |
| joachimBrindeau/domain-mcp Manage Dynadot domains, DNS, renewals, and transfers from Claude, Cursor, or any MCP clien | 13 | Claude Code, Codex, OpenCode | 2 | 770 tok |
| ApiliumCode/mayros apilium.com The governed AI agent platform: semantic memory, intelligent model routing, an MCP server, | 13 | Codex, OpenCode | 1 | 5,416 tok |
| ferrislucas/Circus-Chief npmjs.com Open-source meta-harness for Claude Code, OpenAI Codex, and Gemini CLI coding agents | 13 | Claude Code, Codex, OpenCode | 5 | 2,282 tok |
| entropy-data/dataproduct-builder-dbt Build data products with dbt and integrate them with Entropy Data — coding-agent plugin (C | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 2 | 2,201 tok |
| Learn57130/fable-5 Fable 5 methodology as a Claude Code plugin: decompose by verification boundaries, verify | 13 | Codex, OpenCode | 1 | 394 tok |
| boringdata/kurt-core | 13 | Claude Code, Codex, OpenCode | 2 | 779 tok |
| frankekn/george-hotz-skills Unofficial George Hotz–inspired radical-simplicity coding guidelines for AI agents — Claud | 13 | Claude Code, Codex, OpenCode | 2 | 1,013 tok |
| harshii0509/designStack designStack is a collection of skills for people who have never written code or understand | 13 | Claude Code, Codex, OpenCode | 2 | 1,259 tok |
| Hlgxz/gai Gai is an AI-native Go web full-stack framework that combines Go's simplicity and efficien | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,183 tok |
| inboxapi/cli inboxapi.ai 🤖 Your Agents' personal email 📧 | 13 | Codex, OpenCode | 1 | 1,436 tok |
| mainframecomputer/mainframe-plugins | 13 | Codex, OpenCode | 1 | 1,031 tok |
| bartekmis/wordpress-performance-best-practices AI skill to check Wordpress code against web performance best practises. | 13 | Codex, OpenCode | 1 | 31,497 tok |
| temporal-cortex/mcp npmjs.com Calendar MCP server with atomic booking, conflict prevention, deterministic RRULE expansio | 13 | Codex, OpenCode | 1 | 538 tok |
| AndyShaman/Soroka Personal Telegram knowledge base — forward anything, search via DM. Hybrid SQLite + FTS5 + | 13 | Claude Code, Codex, OpenCode | 2 | 978 tok |
| AbsoluteMode/session-recall Shared memory for Claude Code, Codex, and Cursor. Your agent recalls decisions from weeks | 13 | Claude Code, Codex, OpenCode | 2 | 650 tok |
| djscheuf/agentic-dev-ecosystem-template Template Repo with The Ecosystem of Rules, Skills, and Workflows for development with Devi | 13 | Claude Code, Codex, OpenCode | 4 | 890 tok |
| danielsmithdevelopment/ClawQL MCP server: search + execute over OpenAPI 3, Swagger 2, or Google Discovery, with optional | 13 | Codex, Cursor, OpenCode | 17 | 534 tok |
| mozi-app/mermAId AI-agent-focused Mermaid editor for planning, with built-in MCP server and CLI tool | 13 | Claude Code, Codex, OpenCode | 2 | 370 tok |
| sandsower/memento-vault Persistent knowledge capture for coding agents. Auto-triages sessions into searchable Zett | 13 | Codex, OpenCode | 1 | 53 tok |
| odyssey4me/agent-skills AI Agent Skills to support software architecture, design and development | 13 | Codex, OpenCode | 1 | 1,271 tok |
| zrong/skills AI Agent Skills collection | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,299 tok |
| dwarvesf/dwarves-kit The control plane for proof-based Claude Code SDLC, built for production teams. Agent loop | 13 | Claude Code, Codex, OpenCode | 2 | 6,419 tok |
| Sowiedu/Edict A programming language designed for AI agents. No parser, no syntax — agents produce AST d | 13 | Claude Code, Codex, OpenCode | 5 | 1,175 tok |
| joohw/clovapi clovapi.com Built-in local proxy for easy Agent API management — open-source CLI and desktop app that | 13 | Codex, OpenCode | 1 | 795 tok |
| koljaschoepe/scientific-writing Deine wissenschaftliche Arbeit mit Claude Code: Thema, Recherche, Exposé, Schreiben, Prüfe | 13 | Claude Code, Codex, OpenCode | 23 | 1,286 tok |
| Zeus-Deus/codemux codemux.org The Agentic Development Environment You Need. | 13 | Claude Code, Codex, OpenCode | 2 | 396 tok |
| deeflect/dory dory.deeflect.com One memory layer for every AI agent. Local-first, markdown source of truth, and CLI/HTTP/M | 13 | Claude Code, Codex, OpenCode | 2 | 1,697 tok |
| Anasss/qa-orchestra qa-orchestra.com AI-powered QA orchestration for Claude Code. 10 agents, from diff analysis to bug reports. | 13 | Claude Code, Codex, OpenCode | 2 | 2,297 tok |
| diagrid-labs/dapr-skills diagrid.io A set of AI skills to speed up the creation of Dapr applications that use Workflow, Pub/Su | 13 | Claude Code, Codex, OpenCode | 3 | 9,131 tok |
| Kromatic-Innovation/athenaeum kromatic.com Open source knowledge management pipeline — passive recall, append-only intake, tiered com | 13 | Claude Code, Codex, OpenCode | 2 | 1,823 tok |
| tykisgod/quick-question The control plane for game-dev agents — close the loop with verified compile, test, and cr | 13 | Claude Code, Codex, OpenCode | 4 | 4,659 tok |
| nemori-ai/cc-master Turn any Code Harness session into a long-horizon master orchestrator — pick the right dyn | 13 | Claude Code, Codex, OpenCode | 11 | 31,873 tok |
| jpantsjoha/ai-native-developer-experience jpantsjoha.com Team operating model for hybrid human+AI delivery: one shared, drift-checked contract for | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 819 tok |
| zas/mcp-musicbrainz An MCP (Model Context Protocol) server that provides tools for querying the MusicBrainz mu | 13 | Codex, OpenCode | 1 | 747 tok |
| Be1zebub/PerfGraph npmjs.com CDP-powered perf CLI: goes beyond Lighthouse scores, builds causal degradation graphs. Tel | 13 | Codex, OpenCode | 1 | 1,070 tok |
| NERVsystems/cotlib cotlib is a secure, high-performance Go library for parsing, validating, and generating Cu | 13 | Claude Code, Codex, OpenCode | 2 | 1,170 tok |
| sh1nj1/plan42 collavre.com Workspace for humans and AI agents. Every block is a doc, a task, a discussion, and agent | 13 | Codex, OpenCode | 1 | 549 tok |