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 |
|---|---|---|---|---|
| emiliomartucci/marvis The Company Brain your agents install — use your coding agent to run projects and coordina | 14 | Claude Code, Codex, OpenCode | 2 | 199 tok |
| asta-nguyen/kamehadb kamehadb.astalife.co KamehaDB is a cross-platform database GUI - AI. Support query via human language | 14 | Claude Code, Codex, OpenCode | 18 | 6,450 tok |
| block/model-ledger block.github.io Open-source model inventory & governance. Discovers every model, rule, and pipeline across | 14 | Claude Code | 1 | 1,331 tok |
| Magnifico4625/locus magnifico4625.github.io Persistent project-aware memory for AI coding tools. Built on MCP. Works with Codex, Claud | 14 | Codex, OpenCode | 1 | 1,092 tok |
| cyanheads/openalex-mcp-server npmjs.com Access the OpenAlex academic research catalog - 270M+ publications through MCP. STDIO & St | 14 | Claude Code, Codex, OpenCode | 2 | 10,958 tok |
| joslat/maf-doctor AI-powered toolkit for Microsoft Agent Framework (MAF) migrations — agents, skills, MCP se | 14 | Codex, GitHub Copilot, OpenCode | 5 | 7,516 tok |
| Tideshift-Labs/Fathom A Rider Plugin for improving UE5 C++ development for your LLM agent of choice | 14 | Codex, OpenCode | 1 | 683 tok |
| Krzysztof318/MailFathom krzysztof318.github.io A brain for your mail: MailFathom turns IMAP mailboxes into a self-hosted, AI-native servi | 14 | Claude Code, Codex, OpenCode | 13 | 7,961 tok |
| tmdgusya/gemini-swarm | 14 | Codex, Gemini CLI, OpenCode | 2 | 2,567 tok |
| TyKolt/kremis kremis.mintlify.app A minimal graph engine for grounded AI — records, associates, and retrieves, but never inv | 14 | Claude Code | 1 | — |
| liujuanjuan1984/codex-a2a Expose Codex through A2A with an inbound server surface and embedded outbound client. | 14 | Codex, OpenCode | 1 | 1,097 tok |
| seanyao/roll seanyao.github.io Autonomous software delivery with AI agents — your BACKLOG runs itself, guided by encoded | 14 | Claude Code, Codex, OpenCode | 3 | 1,862 tok |
| forsonny/Codex-OS ko-fi.com Codex CLI development framework that transforms product ideas into production-ready softwa | 14 | Codex, OpenCode | 1 | 680 tok |
| caihongxu/palmier palmier.me Run AI agents on your computer and dispatch tasks from anywhere, approve actions on the go | 14 | Claude Code | 2 | 226 tok |
| 2389-research/mcp-socialmedia 2389-research.github.io | 14 | Claude Code | 1 | 22 tok |
| blacksmithers/vaultforge Local MCP server for Obsidian vault operations — search, intelligence, canvas tools | 14 | Claude Code | 1 | 894 tok |
| daeryundf2-prog/LAZYANTIGRAVITY Open-source agent orchestration framework providing deterministic multi-agent workflows, A | 14 | Claude Code, Codex, OpenCode | 1 | 1,169 tok |
| SiniyaYousuf/everything_claudecode | 14 | Claude Code, Codex, OpenCode | 58 | — |
| TsuyoshiUshio/buka-samples Sample Project for the buka project | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 2,584 tok |
| v0id-user/setmac macOS setup automator. Reinstall all your dev tools, apps, and configs after a fresh forma | 14 | Claude Code, Cursor | 3 | 1,979 tok |
| yuxaoxao/dot-ai | 14 | Claude Code, Codex, OpenCode | 2 | 109 tok |
| mishanefedov/agentwatch Local-only observability for AI agents on your machine. One timeline across coding and non | 14 | Claude Code, Codex, OpenCode | 2 | 1,254 tok |
| MageByte-Zero/agent-guidelines Full-stack AI collaboration codex (CLAUDE.md / AGENTS.md / Cursor rules) distilled from Ka | 14 | Claude Code, Codex, OpenCode | 2 | 6,350 tok |
| Hackbyrd/orbital-express A better way to organize and develop on your Express.js Node.js application. Built for dev | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 24 | 3,514 tok |
| BrianNguyen29/x-harness A small, file-first verification harness that turns an AI agent's "I'm done" claim into an | 14 | Codex, OpenCode | 1 | 1,864 tok |
| doublesq97-ui/su-webstyle-top12 Top 12 overseas web style atlas skill for Codex, Claude Code, and agentic coding tools. | 14 | Claude Code, Codex, OpenCode | 2 | 294 tok |
| ChrisDBaldwin/Masques masques.ai Role-playing for Agents — temporary cognitive identities bundling intent, context, and len | 14 | Claude Code, Codex, OpenCode | 2 | 3,938 tok |
| andikarachman/data-science-plugin Data science and ML workflow tools for Claude Code. 6 agents, 4 commands, 6 skills for pro | 14 | Claude Code | 1 | 1,378 tok |
| jordanhindo/lore Agent Skill & CLI for infinite multi-harness session context. Any agent, any session, any | 14 | Codex, OpenCode | 1 | 2,407 tok |
| UitbreidenOS/UitKit uitkit-os.vercel.app Claude Code Skills, Agents & Plugins — UitKit | 14 | Claude Code | 1 | 905 tok |
| sebyul2/backstage Watch your AI agents work in a pixel art office — Claude Code plugin | 14 | Claude Code | 1 | 87 tok |
| HA7CH/cv-pro cv.ha7ch.com cv — turn a PDF resume into a living personal site. Multi-tenant resume hosting with a Cla | 14 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| jonathanbossenger/wordpress-plugin-copilot-instructions WordPress Plugin GitHub Copilot Instructions | 14 | GitHub Copilot | 1 | 2,356 tok |
| sjh9714/mergewarden sjh9714.github.io See which external pull requests need context before code review. Deterministic, no login, | 14 | Codex, OpenCode | 1 | 830 tok |
| aplaceforallmystuff/cheaters-generator jimchristian.net Claude Code plugin for generating personalized cheatsheet systems | 14 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 107 tok |
| lucemia/trading-agents-plugin Multi-agent trading analysis as a Claude Code slash command — no external LLM API cost | 14 | Claude Code | 1 | — |
| strvmarv/total-recall Multi-tiered memory and knowledge base plugin for TUI coding assistants (Claude Code, Copi | 14 | Claude Code, Codex, Kiro, OpenCode | 2 | 9,941 tok |
| eirichmond/wordpress-plugin This repo is a Claude Code plugin with the skills, reference and commands needed to build | 14 | Claude Code | 1 | 612 tok |
| Laotree/verify-networking-plugin Network check before Claude Code starts — DNS, exit IP region, and TCP connectivity with � | 14 | Claude Code | 1 | 1,659 tok |
| OlegHQ/agentpack oleghq.github.io 🤖 The package manager for AI coding agents — pin, resolve, and sync skills & plugins acro | 14 | Claude Code, Codex, OpenCode | 4 | 11,462 tok |
| Lee-W/maigo lee-w.github.io Maigo is a multi-agent general-purpose development workflow featuring the five members of | 14 | Claude Code, Codex, OpenCode | 2 | 2,588 tok |
| mrgoonie/searchapi-mcp-server TypeScript Model Context Protocol (MCP) server boilerplate providing search API tools/reso | 14 | Claude Code | 1 | 398 tok |
| Dokkabei97/all-agents-mcp MCP server that orchestrates Claude Code, Codex, Gemini CLI, and Copilot CLI through a uni | 14 | Claude Code, Codex, OpenCode | 2 | 1,727 tok |
| jascal/orca-lang Orca (Orchestrated State Machine Language) — an LLM-native code generation target | 14 | Claude Code, Codex, OpenCode | 8 | 9,776 tok |
| elasticdotventures/_b00t_ b00t.promptexecution.com 🥾 _b00t_: state of the art agentic harness tooling & dynamic context initialization | 14 | Claude Code, Codex, Gemini CLI, OpenCode | 54 | 6,242 tok |
| gong1414/anki-card-skill AI-powered Anki flashcard generator — works as a skill/plugin for Claude Code, Cursor, Cop | 14 | Gemini CLI | 1 | 10 tok |
| KHAEntertainment/the-hive hivecli.com Claude can now control Gemini CLI and Openrouter agents as part of it's swarm, thanks to T | 14 | Claude Code | 1 | 1,997 tok |
| dynamike/snowflake-mcp-server MCP Server for connecting to Snowflake with read-only questions | 14 | Claude Code | 1 | 293 tok |
| Siddharth11Roy/tldraw-claude-mcp tldraw's live in mcp tool for claude with skill as well !! | 14 | Claude Code | 1 | — |
| 2389-research/simmer 2389.ai Iterative artifact refinement with investigation-first judge board - constructs problem-sp | 14 | Claude Code | 1 | 1,220 tok |