22,145 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 |
|---|---|---|---|---|
| agentic-research/cloister Workerd-based hypervisor with a declarative Cap'n Proto manifest. Substrate-level identity | 13 | Claude Code, Codex, OpenCode | 2 | 10,977 tok |
| Adr1an04/erga-mcp Organize and track job applications and tailor LaTeX resumes from the CLI or an MCP client | 13 | Codex, OpenCode | 1 | 747 tok |
| segentic-lab/glovebox-mcp Sandboxed computer-use MCP — drive a real browser + desktop apps in a nested X11 window. | 13 | Codex, OpenCode | 1 | 1,523 tok |
| dcc-mcp/dcc-mcp-photoshop pypi.org Adobe Photoshop adapter for the DCC Model Context Protocol (MCP) ecosystem — bridges MCP t | 13 | Claude Code, Codex, OpenCode | 2 | 1,447 tok |
| OthmanAdi/MDDesign whimsy-finch-ty3m.here.now Orchestrator plugin: composes planning-with-files, DESIGN.md, memory routing, agent teams, | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 18 | 645 tok |
| BrianV1981/aim x.com A.I.M. – Actual Intelligent Memory: zero-token exoskeleton for long-running Gemini CLI/Cha | 13 | Codex, OpenCode | 1 | 2,806 tok |
| 1939869736luosi/codex-sessions-manager npmjs.com CLI, MCP server, and Skill for safe local Codex session audit, cleanup, restore, and verif | 13 | Codex, OpenCode | 1 | 343 tok |
| cote-star/agent-chorus Local-first CLI to read, compare, and hand off sessions across Claude Code, Codex, Gemini, | 13 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 4,938 tok |
| noah-sheldon/ai-dev-kit noahsheldon.dev Production-ready AI dev workflow scaffold with 59 skills, 33 agents, hooks, and rules for | 13 | Claude Code, Codex, OpenCode | 1 | 3,505 tok |
| QuickerHub/quicker-rpc QuickerAgent: AI desktop assistant for Quicker. Monorepo with QuickerRpc plugin + qkrpc CL | 13 | Claude Code, Codex, Cursor, OpenCode | 25 | 4,357 tok |
| shabaraba/vibing.nvim Neovim plugin for AI-assisted coding: Claude CLI & Codex CLI backends with MCP-powered edi | 13 | Claude Code, Codex, OpenCode | 4 | 1,895 tok |
| arslan70/haytham arslan70.github.io Validate startup ideas and generate implementation-ready specs. Claude Code plugin. | 13 | Claude Code, Codex, OpenCode | 9 | 4,783 tok |
| arthurkatcher/grok-delegate Grok Build plugin: hand work to local Claude Code or Codex as a background task | 13 | Codex, OpenCode | 1 | 908 tok |
| thevibeworks/deva docs.deva.sh Run the official Claude Code, Codex, Gemini, Grok, and Kimi CLIs at full speed inside Dock | 13 | Claude Code, Codex, OpenCode | 2 | 398 tok |
| nrwl/polygraph-skills skills, subagents and the claude plugin for polygraph | 13 | Claude Code, Codex, OpenCode | 2 | 159 tok |
| isndev/qb-linq Lazy Enumerable-style LINQ pipelines for C++17: where, select, order_by, group_by, joins, | 13 | Codex, GitHub Copilot, Cursor, OpenCode | 3 | 1,389 tok |
| iloveitaly/llm-ide-rules Centralized LLM prompt instructions for Copilot and Cursor, including scripts to convert a | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 14,900 tok |
| braintrustdata/bt | 13 | Claude Code, Codex, OpenCode | 3 | 610 tok |
| ArtemisAI/Harness_Engineering A template project for harness engineering and grounding long running agentic AI coding sw | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 6,305 tok |
| firatcand/forge A lightweight framework for shipping software products from idea to production with AI cod | 13 | Claude Code, Codex, OpenCode | 2 | 820 tok |
| initialneil/project-with-reflect Claude Code meta-skill: turn each project/machine/device into a self-improving skill (log | 13 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 508 tok |
| LiaScript/teaching-agent A BMAD-method-inspired teaching agent to support the creation of lectures with LiaScript | 13 | Claude Code, Codex, OpenCode | 2 | 3,695 tok |
| hekivo/superpowers-sage Sage + Acorn + Lando superpowers for Claude Code — ACF Composer, Livewire, Eloquent, Route | 13 | Claude Code, Codex, OpenCode | 2 | 2,014 tok |
| kyungseo/ai-workflow-harness A manual-first, human-in-the-loop workflow harness for AI-assisted development—aligns plan | 13 | Claude Code, Codex, OpenCode | 30 | 1,483 tok |
| daveepope/arena A cross platform sandboxing framework with built in profiling workflows. | 13 | Claude Code, Codex, OpenCode | 2 | 8,712 tok |
| vin-spiegel/htmldrop htmldrop.link Publish HTML for agents — one API call, MCP server included | 13 | Claude Code, Codex, OpenCode | 2 | 1,597 tok |
| damoqiongqiu/mcp-local-rag Local-first RAG server for developers. Semantic + keyword search for code and technical do | 13 | Codex, OpenCode | 1 | 2,613 tok |
| tigrisdata/mcp-oidc-provider tigrisdata.com Open-sourced mcp-oidc-provider: a minimal, vendor-neutral OIDC layer that sits between MCP | 13 | Claude Code, Codex, OpenCode | 2 | 639 tok |
| OleksandrKucherenko/mcp-obsidian-via-rest mcp-obsidian.artfulbits.se MCP Server connected to Obsidian Vault with Local REST API. (re-write it completely with B | 13 | Claude Code, Codex, OpenCode | 3 | 3,828 tok |
| lie5860/openai-search-mcp | 13 | Claude Code, Codex, Cursor, OpenCode | 40 | 111 tok |
| yusong652/yade-mcp pypi.org MCP server connecting AI agents to YADE — run DEM simulations through natural conversation | 13 | Claude Code, Codex, OpenCode | 2 | 1,379 tok |
| christopherekfeldt/mcp-bitbucket-dc MCP server for Bitbucket Data Center — code search, file browsing, PRs, commits, and more | 13 | Claude Code, Codex, OpenCode | 5 | 572 tok |
| doitintl/doit-mcp-server doit.com DoiT official MCP Server | 13 | Codex, OpenCode | 1 | 1,956 tok |
| emergent-wisdom/sema Sema is a content-addressed vocabulary for AI agents. Precise thinking, reliable reference | 13 | Claude Code, Codex, OpenCode | 2 | 7,363 tok |
| loomle/loomle loomle.ai Agent-native Unreal Engine tooling through MCP | 13 | Codex, OpenCode | 1 | 877 tok |
| RedberryProducts/mcp-client-laravel Laravel-native client for Model Context Protocol (MCP) servers. Built by Redberry (Diamond | 13 | Claude Code, Codex, OpenCode | 2 | 2,069 tok |
| vexxvakan/mcp-docsrs | 13 | Codex, OpenCode | 2 | 430 tok |
| narailabs/doc-wiki Documentation wiki generator + maintainer — Claude Code skill + agents + TypeScript helper | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 8,196 tok |
| astronomer/astro-airflow-mcp astronomer.io MCP server for Apache Airflow instances. Runs standalone or as an Airflow plugin. | 13 | Claude Code, Codex, OpenCode | 6 | 749 tok |
| AlexanderAbramovPav/scriba Free, local, accurate and honest meeting transcription SKILL with speaker diarization for | 13 | Codex, OpenCode | 1 | 2,733 tok |
| trycourier/courier-skills AI agent skill for building production-ready notifications across email, SMS, push, in-app | 13 | Codex, OpenCode | 1 | 442 tok |
| Mineru98/skills-store | 13 | Claude Code, Codex, OpenCode | 20 | 1,756 tok |
| geekjourneyx/sondar Turn AI ecosystem changes into evidence-backed, closed-loop decisions for AI builders — Go | 13 | Codex, OpenCode | 1 | 361 tok |
| remsky/comic-chat-web comics.remsky.art Modern port of Microsoft Comic Chat 1996 on Cloudflare Durable Objects || Create custom st | 13 | Claude Code, Codex, OpenCode | 2 | 1,296 tok |
| Neeeophytee/ai-watermarks-reality-check Test what AI watermark and provenance evidence exists, whether it verifies, and what survi | 13 | Codex, OpenCode | 1 | 652 tok |
| context4ai/agent-graph npmjs.com Graph Engineering for Agent Skills: a specification and toolchain for dynamically discover | 13 | Codex, OpenCode | 1 | 442 tok |
| oubakiou/mdxg-redline Inline review tool for MDXG markdown — capture highlighted comments and export them as str | 13 | Claude Code, Codex, OpenCode | 4 | 585 tok |
| Tencent-RTC/agent-skills trtc.io TRTC AI Integration Assistant - helps developers integrate Tencent Real-Time Communication | 13 | Claude Code, Codex, OpenCode | 2 | 1,537 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 |
| tmux-python/libtmux-mcp libtmux-mcp.git-pull.com MCP for tmux, powered by libtmux | 13 | Claude Code, Codex, OpenCode | 3 | 865 tok |