43,608 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 agents7,557Claude Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297Frontend2,252Security2,013Productivity1,710
All Claude Code31,977 Codex23,157 OpenCode22,109 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,739 Windsurf129 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| ranaroussi/cc-bridge Anthropic API compatibility using the official Claude Code CLI under the hood | 53 | Claude Code | 1 | 4,243 tok |
| ada20204/antigravity-sync-mcp | 53 | Claude Code, Codex | 26 | — |
| wilfredinni/django-starter-template wilfredinni.github.io A comprehensive and easy-to-use starting point for your new API with Django and DRF | 53 | Codex, OpenCode | 1 | 772 tok |
| infobip/plantuml-mcp-server | 53 | Claude Code | 1 | 937 tok |
| aipmer/book book-theta-liard.vercel.app The Codex Practical Handbook: A practical guide to product development and multi-platform | 53 | Codex, OpenCode | 1 | 654 tok |
| MikkoVihtakari/ggOceanMaps Plot oceanographic research data on maps using ggplot2 | 53 | Claude Code, Codex, OpenCode | 2 | 5,095 tok |
| leemysw/agent-kit Agent Kit is a comprehensive AI agent development framework that integrates Claude Agent S | 53 | Claude Code, Codex, OpenCode | 2 | 1,462 tok |
| ledmaster/ml-mania-2026 An experiment in turning years of machine learning experience into a research loop that co | 53 | Codex, OpenCode | 1 | 2,143 tok |
| whanyu1212/QuantRL-Lab whanyu1212.github.io Reinforcement Learning Testbed for Quantitative Trading | 53 | Claude Code, Codex, OpenCode | 2 | 6,821 tok |
| jeyben/fixedformat4j jeyben.github.io Lightweight Java library for reading and writing fixed-width / fixed-length flat files usi | 53 | Claude Code | 2 | 2,452 tok |
| jeanibarz/knowledge-base-mcp-server This MCP server provides tools for listing and retrieving content from different knowledge | 53 | Claude Code | 2 | 1,523 tok |
| tody-agent/codymaster cody.todyle.com Vibe Coding Framework - Full SaaS Development Team from A-Z with Brain, Self Improvement, | 53 | Codex, Gemini CLI, OpenCode | 2 | 767 tok |
| chrisryugj/korean-patent-mcp plus.kipris.or.kr KIPRIS patent, utility model, trademark, and design search MCP — free search, field search | 53 | Claude Code | 1 | 2,457 tok |
| PrefectHQ/prefect-mcp-server registry.modelcontextprotocol.io Prefect MCP server | 53 | Claude Code | 2 | 333 tok |
| runbear-io/beardrive Google Drive for AI agents — share files with your team, share context across your agents. | 53 | Claude Code | 12 | 8,839 tok |
| duongducnguyen/swarmterm swarmterm.dev One window for a whole swarm of AI coding agents — split terminals, per-agent git worktree | 53 | Claude Code | 1 | 4,473 tok |
| mastepanoski/claude-skills UX/UI evaluation, AI governance, and AI security skills for AI coding assistants. Audit in | 53 | Claude Code | 1 | 1,826 tok |
| quantmind/quantflow quantflow.quantmind.com Quantitative finance and derivative pricing | 53 | Claude Code, GitHub Copilot | 8 | 3,654 tok |
| dremio/dremio-mcp Dremio MCP server | 53 | Claude Code, Codex, OpenCode | 2 | 807 tok |
| lydakis/mcpx Turn MCP servers into composable CLIs. | 53 | Codex, OpenCode | 1 | 540 tok |
| Innei/Kagura A divine dance of AI in Slack — Kagura runs Claude Agent SDK and OpenAI Codex CLI natively | 53 | Claude Code | 3 | 1,444 tok |
| m13v/ai-browser-profile Extract user knowledge from browser data into a self-ranking SQLite database with semantic | 53 | Claude Code | 1 | 941 tok |
| TokenRollAI/acplugin Convert Claude Code plugins to Codex, OpenCode, and Cursor formats | 53 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 2,904 tok |
| caidish/cAI-tools | 53 | Claude Code, Codex, OpenCode | 2 | 996 tok |
| remorses/sigillo sigillo.dev Self-hostable secrets management platform. Open source Doppler alternative | 53 | Codex, OpenCode | 1 | 8,299 tok |
| apolloio/apollo-io-cli The Official Apollo.io CLI | 53 | Claude Code, Codex, OpenCode | 2 | 74 tok |
| leetjourney/home-energy-tracker youtube.com Full microservices Spring Boot 4 - Home Energy Tracker | 53 | Codex, OpenCode | 1 | 1,772 tok |
| tikoci/mikropkl tikoci.github.io `pkl` packaged UTM virtual machines, including RouterOS CHR | 53 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 21,974 tok |
| markmcd/gemini-docs-ext Gemini CLI extension that adds Gemini API docs and MCP | 53 | Gemini CLI | 1 | 265 tok |
| zekiriabd/SDD_Lite Specification driven development | 53 | Claude Code | 15 | — |
| Happy-Technologies-LLC/happy-platform-mcp happy-tech.biz Happy Platform MCP v5.1 - Multi-Instance ServiceNow MCP Server | 53 | Claude Code, Codex, OpenCode | 2 | 11,670 tok |
| julianromli/droid-factory-template threads.com Droid Factory Template by Faiz Intifada | 53 | Codex, OpenCode | 1 | 928 tok |
| neolee/sct A native macOS GUI application for configuring the Squirrel input method | 53 | Codex, OpenCode | 1 | 3,068 tok |
| RedactDesk/redactdesk-mac RedactDesk Mac app | 53 | Claude Code | 1 | 3,467 tok |
| call518/MCP-Airflow-API deepwiki.com ⚡ Control Apache Airflow with natural language via MCP. Chat with your workflows using Cla | 53 | GitHub Copilot | 1 | 769 tok |
| soapbucket/sbproxy sbproxy.dev Open source Enterprise AI Gateway for API, MCP and agent, and AI model traffic. One Apache | 53 | Claude Code, Codex, OpenCode | 2 | 21,776 tok |
| hmohamed01/Claude-Code-Scaffolding-Skill A skill that adds scaffolding to IDE's such as cursor and VS code to create new projects. | 53 | Claude Code | 1 | 3,110 tok |
| agentsdance/agentx agentskills.host AgentX - Agent Extension: MCP Servers, Agent Skills and Plugins Manager | 53 | Claude Code, Codex, OpenCode | 2 | 692 tok |
| CuriousLearnerDev/Online_Tools-AI An AI Agent platform for web-based desktop security testing, integrating reconnaissance, a | 53 | Claude Code | 1 | 344 tok |
| ratacat/claude-skills A collection of Claude skills and tooling for creating them from source materials | 53 | Claude Code, Codex, OpenCode | 2 | 53 tok |
| qnguyen3/qqcode A lightweight CLI coding agent focused on speed, determinism, and developer control | 53 | Claude Code, Codex, OpenCode | 2 | 2,476 tok |
| andreaswasita/copilot-agents-dojo A behavioral governance framework for GitHub Copilot agents — skills.md and instructions t | 53 | Codex, GitHub Copilot, OpenCode | 41 | 5,305 tok |
| ehrlich-b/wingthing wingthing.ai Sandboxed AI agents, reachable from anywhere | 53 | Claude Code | 1 | 6,225 tok |
| vieiraae/obsidian-sidekick Meet your AI sidekick — a second brain that brings agents, tools, skills, autocompletion, | 53 | Claude Code, Codex, OpenCode | 2 | 2,290 tok |
| hongmaple0820/scale-engine scale-os.hongmaple.top SCALE Engine is an AI engineering scaffolding engine that provides a physical constraint l | 53 | Claude Code, Codex, Cursor, OpenCode | 7 | 1,215 tok |
| rust-works/succinctly Succinct data structures | 53 | Claude Code | 17 | 18,346 tok |
| clefru/ocrmypdf-paddleocr PaddleOCR plugin for OCRmyPDF. | 53 | Claude Code | 1 | 2,132 tok |
| NihilDigit/waybar-ai-usage Monitor Claude Code and OpenAI Codex CLI usage directly in your Waybar status bar. | 53 | Claude Code, Codex, OpenCode | 2 | 2,392 tok |
| tempoxyz/schelk Fast filesystem snapshot and rollback tool for benchmarking | 53 | Codex, OpenCode | 1 | 46 tok |
| remix-run/remix-website | 53 | Claude Code, Codex, OpenCode | 5 | 1,699 tok |