23,702 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 agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318Frontend2,308Security2,170Project management1,960
All Claude Code32,505 Codex24,785 OpenCode23,702 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,771 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| wooter-s/weixin-devtools-mcp | 78 | Claude Code, Codex, OpenCode | 2 | 6,860 tok |
| Noveum/orbit orbit.noveum.ai Free, open source, realtime task manager. Issues, boards, sprints, projects and docs that | 78 | Claude Code, Codex, OpenCode | 2 | 4,616 tok |
| PVRLabs/aibadger pvrlabs.xyz AI Badger - Local-first tool that extracts focused repo context for any AI chat (Claude, C | 78 | Codex, OpenCode | 1 | 331 tok |
| byigitt/postmaker-x Optimize your X (Twitter) posts using the official open-source algorithm. Analyze engageme | 78 | Claude Code, Codex, OpenCode | 2 | 738 tok |
| fruktoguo/daojie-yusheng dj.faith.wang | 78 | Claude Code, Codex, OpenCode | 4 | 3,478 tok |
| serac-labs/serac serac.build A ServiceNow MCP server, and the skill guides that teach an agent to use it. 400+ snow_* t | 77 | Claude Code, Codex, OpenCode | 1 | 1,554 tok |
| benjaminshoemaker/vibecode_spec_generator vibescaffold.dev Wizard-style app to help people generate specs that AI coding agents can execute & keep tr | 77 | Codex, OpenCode | 1 | 4,606 tok |
| tech4idea/viforge ViForge is a local-first AI collaboration workbench for creative and knowledge work. It he | 77 | Codex, OpenCode | 1 | 1,036 tok |
| XiaoYiWeio/deepsafe-scan Universal preflight security scanner for AI coding agents — Detects hooks injection, crede | 77 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,625 tok |
| IncomeStreamSurfer/paperclip-surfers Self-improving AI agent companies — Paperclip V2 fork with persistent memory, MCPs, skills | 77 | Claude Code, Codex, OpenCode | 9 | 2,103 tok |
| iammm0/secbot secbot.site AI-powered authorized security testing workspace. Maintained on the release branch (NestJS | 77 | Claude Code, Codex, OpenCode | 2 | 4,361 tok |
| nataliapc/mcp-openmsx A Model Context Protocol (MCP) server for automating openMSX emulator instances. This serv | 77 | Claude Code, Codex, OpenCode | 3 | 3,136 tok |
| Cap-go/capgo-skills capgo.app Skills for AI coding agents working with Capacitor (formerly capacitor-skills) | 77 | Claude Code, Codex, OpenCode | 2 | 2,476 tok |
| anyproto/anytype-agents-skill Skill of using anytype via agent-runtime with installation instructions for various agents | 77 | Claude Code, Codex, OpenCode | 2 | 2,305 tok |
| Chip-G0202/PaperEcho Hear echoes from the literature and find research leads worth pursuing. A Codex-based mult | 77 | Codex, OpenCode | 1 | 15,478 tok |
| YuanyuanMa03/academic-research-skills "Search CNKI for papers on neural rendering" "Find citing papers on Google Scholar" "Downl | 77 | Claude Code, Codex, OpenCode | 2 | 1,697 tok |
| hodstack/hodstack Hodstack makes coding agents more productive. | 77 | Claude Code, Codex, OpenCode | 2 | 2,082 tok |
| gaoweiblue-source/skill_lab | 77 | Claude Code, Codex, Cursor, OpenCode | 3 | 79 tok |
| codescene-oss/codescene-mcp-server The CodeScene MCP Server exposes CodeScene’s Code Health analysis as local AI-friendly too | 77 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 590 tok |
| 1475505/Miliastra-toolbox ugc.070077.xyz [Qianxing Qiyu Toolbox] Knowledge-base Q&A for Qianxing Sandbox (Genshin UGC). Provides MC | 77 | Codex, OpenCode | 1 | 248 tok |
| XziXmn/legado-hub A backend-managed aggregated book source for subscribing to your favorite books | 77 | Codex, OpenCode | 1 | 2,578 tok |
| unblocked/repo-rules-agent Extract and index AI coding instructions from rules files | 77 | Claude Code, Codex, OpenCode | 3 | 849 tok |
| tonone-ai/tonone second.tonone.ai One session. Two commands. Full team. Zero meetings. | 77 | Claude Code, Codex, OpenCode | 2 | 5,188 tok |
| dralkh/iktinah Zotero AI plugin Research assistant for Zotero 9. Chat with your library, run federated sc | 77 | Codex, OpenCode | 1 | 11,896 tok |
| FriendsOfShopware/shopmon Shopware Shop Monitoring | 77 | Codex, OpenCode | 1 | 1,961 tok |
| stamhoofd/stamhoofd stamhoofd.com User friendly software for associations and non-profits | 77 | Claude Code, Codex, OpenCode | 11 | 993 tok |
| mturac/everything-openai-codex EOC: open-source operating system for OpenAI Codex workflows with agents, skills, hooks, r | 76 | Codex, GitHub Copilot, OpenCode | 2 | 3,115 tok |
| eresende/pitlane-mcp Token-efficient navigation substrate for AI coding agents. Index code once and retrieve on | 76 | Codex, OpenCode | 1 | 2,170 tok |
| TechNickAI/openclaw-config Give your AI assistant memory, skills, and autonomy. Persistent memory, integration skills | 76 | Claude Code, Codex, OpenCode | 6 | 816 tok |
| vstorm-co/pydantic-ai-todo vstorm-co.github.io Task Planning and Tracking toolset for Pydantic AI agents, enabling hierarchical task mana | 76 | Claude Code, Codex, OpenCode | 2 | 925 tok |
| tomascupr/sous-chef Claude orchestrates and reviews; Sonnet, Codex, GLM, or Grok implements. A Claude Code plu | 76 | Claude Code, Codex, OpenCode | 2 | 563 tok |
| smolcars/hunk A GPUI based diff viewer and Codex orchestrator for vibe engineering | 76 | Claude Code, Codex, OpenCode | 8 | 1,393 tok |
| gradion-ai/ipybox gradion-ai.github.io Unified execution environment for Python code, shell commands, and programmatic MCP tool c | 76 | Claude Code, Codex, OpenCode | 4 | 518 tok |
| gitmotion/ntfy-me-mcp npmjs.com An ntfy MCP server for sending/fetching ntfy notifications to self-hosted or ANY ntfy.sh s | 76 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,692 tok |
| rasinmuhammed/misata misata.studio Declarative synthetic data for Python. State the facts a dataset must hold (monthly revenu | 76 | Codex, OpenCode | 1 | 1,860 tok |
| littlebearapps/untether untether.cc Run your coding agents from Telegram. A bridge for Claude Code, Codex, OpenCode, Pi and An | 76 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 36 | 5,532 tok |
| jonashertner/opencaselaw opencaselaw.ch Open Swiss legal corpus + MCP server: 1M+ court decisions (1875–today), 21k laws, 10M-edge | 76 | Claude Code, Codex, OpenCode | 2 | 572 tok |
| wxkingstar/SpecFusion specfusion.kingstar.xin Search 65,600+ API documents from 20 Chinese open platforms directly in DeepSeek Harness / | 76 | Claude Code, Codex, OpenCode | 2 | 2,429 tok |
| revolut-engineering/revolut-x-api | 76 | Codex, OpenCode | 1 | 949 tok |
| merlinhu1/codex-game-studio Codex-native CLI for AI-assisted game development, scaffolding local projects with studio | 76 | Codex, OpenCode | 1 | 945 tok |
| AgriciDaniel/youtuber agricidaniel.github.io A source-cited YouTube brain: creator growth & strategy, the developer API, and paid adver | 76 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 403 tok |
| productdevbook/shadcn-htmx shadcn-htmx.productdevbook.com shadcn-style UI components for htmx v4 + Tailwind v4 — 82 web-standards components in 5 fl | 76 | Codex, OpenCode | 1 | 2,254 tok |
| calesthio/PhantomReach Free, open-source local business intelligence audits for marketers and agencies. Run on yo | 76 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,139 tok |
| agigante80/actual-mcp-server Talk to your self-hosted Actual Budget from any MCP client: a remote HTTP server for Libre | 76 | Codex, GitHub Copilot, OpenCode | 5 | 4,349 tok |
| AutomatosAI/automatos-ai automatos.app The open-source AI Operating System — run a workforce of AI agents on your own machine. An | 76 | Claude Code, Codex, OpenCode | 9 | 4,322 tok |
| osanoai/multicli Gemini, Codex, Claude, and OpenCode all in a single MCP tool for use by any coding agent. | 76 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,485 tok |
| kkollsga/kglite Embedded Cypher knowledge graph for Python and Rust. Bundled MCP server, describe() schema | 76 | Codex, OpenCode | 1 | 12,901 tok |
| tin-computer/with-md with.md Markdown-native collaboration for humans and agents. | 76 | Codex, OpenCode | 1 | 912 tok |
| coda0HQ/open-artifacts Open-source, self-hosted Claude Code Artifacts on Cloudflare — publish, password-protect, | 75 | Claude Code, Codex, OpenCode | 6 | 715 tok |
| manta-ide/manta getmanta.ai | 75 | Codex, OpenCode | 1 | 585 tok |