2,016 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Menghuan1918/gemini-cli-gopls This extension integrates the official MCP of the Go language server (gopls) with Gemini C | 13 | Gemini CLI | 1 | 966 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 |
| hkopenai/hk-finance-mcp-server This is an MCP server that provides access to finance related data in Hong Kong through a | 13 | Gemini CLI | 1 | 246 tok |
| zrong/skills AI Agent Skills collection | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,299 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 |
| Threat-Vector-Security/guardian-agent Local workstation and network security with ContextCypher diagrams, threat analysis and GR | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,991 tok |
| beerandcodeteam/worthly-api | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 14 | 10,763 tok |
| hwpx-builder/hwpx-builder | 13 | Codex, Gemini CLI, OpenCode | 2 | 1,480 tok |
| MDMAtk/TormentNexus At long last | 13 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,603 tok |
| strelov1/spec-driven-tdd Multi-harness skill-pack fusing OpenSpec planning with Superpowers TDD/simplify/review int | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 363 tok |
| arjun1194/insta-mcp Instagram MCP Server - Provides AI assistants with tools for Instagram analytics, insights | 13 | Gemini CLI | 1 | 635 tok |
| Postpartum-genushyacinthus29/dotnet-skills Teach AI agents modern .NET skills for ASP.NET Core, EF, Blazor, MAUI, and more with a gro | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 9,378 tok |
| PhAlves23/prompt-engineering-skill promptcause.com Prompt Engineering skill for Claude Code — rewrites and optimizes prompts using proven tec | 13 | Gemini CLI | 1 | 1,067 tok |
| bks-lab/open-bridge bks-lab.github.io Stop re-explaining your work to your coding agent. Plain markdown and YAML in git, read at | 13 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 6,927 tok |
| wezendy/elon-musk-algorithm-skills Elon Musk's 5-step algorithm as skills for AI agents. | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,190 tok |
| AnojSKunte/career-ops-india AI job search for India — scan 196 companies, evaluate fit, generate tailored CVs. Works w | 13 | Claude Code, Gemini CLI | 14 | 1,156 tok |
| AutoConference/AutoConference-skill AutoConference is an Open-sourced AI-agents platform that simulates an openreview-style au | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,419 tok |
| ahmadulhoq/agentskel The skeleton for agentic development — persistent memory, shared standards, and structured | 13 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 5,625 tok |
| jvolkman/toml.bzl Pure-Starlark TOML library | 13 | Gemini CLI | 1 | 916 tok |
| wintersleepAI/swnr The Stars Without Number, Cities Without Number, and Ashes Without Number system for Foun | 13 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 3,935 tok |
| apoint123/QQMusic-ID-Injector A plugin for the QQ Music client that uploads the ID of the currently playing song to SMTC | 13 | Gemini CLI | 1 | 767 tok |
| nickna/Conduit A unified API gateway for multiple LLM providers with OpenAI-compatible endpoints | 13 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 12,868 tok |
| cas-team-analyst/team-analyst | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 8 | 2,346 tok |
| ahundt/autorun Claude Code & codex plugin + Gemini cli extension to keep ai running, keep data safe, plan | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,446 tok |
| sachinshelke/codevira sachinshelke.github.io Stop re-explaining your project to AI agents every session. One memory layer for Claude Co | 12 | Claude Code, Codex, Gemini CLI, OpenCode, Windsurf | 11 | 7,837 tok |
| STiFLeR7/memex memex.stifler.in Open-source MCP server and hook service that keeps Claude Code and Codex engineering conte | 12 | Gemini CLI | 1 | 1,338 tok |
| byh3071-cpu/vhk yohanstudio.co VHK — a Korean CLI that organizes AI coding sessions around goals, evidence, memory, and r | 12 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 19 | 12,188 tok |
| Kazuki-tam/next-stage Next-Stage is a starter template with Next.js. | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 6,035 tok |
| corewebvitals/cwv-superpowers | 12 | Gemini CLI | 1 | 18 tok |
| Kandil7/prprompts-flutter-generator Generate customized PRPROMPTS for Flutter projects from PRD - HIPAA, PCI-DSS, GDPR complia | 12 | Claude Code, Gemini CLI | 27 | 15,295 tok |
| bkrabach/ai-code-project-template Project template for coding with AI assistants | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 4,137 tok |
| lsegal/aviary aviary.bot Aviary is a full AI assistant platform. Connect your AI models to Slack, Signal, Discord, | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 383 tok |
| hyhmrright/market-sages 13 legendary investors analyzing stocks for you — Buffett to Taleb. Real-time data via web | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,689 tok |
| yfge/agent-harness-skills Turn real software repos into agent-ready engineering environments with entrypoints, valid | 12 | Codex, Gemini CLI, OpenCode | 2 | 561 tok |
| google/chrome-enterprise-premium-mcp chromeenterprise.google Reference implementation for a Chrome Enterprise Premium MCP server | 12 | Codex, Gemini CLI, OpenCode | 2 | 1,021 tok |
| Maksim-Burtsev/simple-man Cut the chatter. Keep the work. A measured communication policy for coding agents: −32% ou | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,368 tok |
| unrealandychan/clean-code-skill This is a skill template for clean code and DDD. | 12 | Claude Code, Gemini CLI | 68 | — |
| ronnycoding/my-personal-assistant Personal AI assistant supporting Claude Code and Gemini CLI - productivity automation, App | 12 | Claude Code, Gemini CLI | 25 | 2,523 tok |
| fry69/altq.net altq.net PDS modification for altq.net | 12 | Gemini CLI | 1 | 715 tok |
| ai-supervisor-foundry/foundry Foundry is a persistent orchestration & control-plane for agentic software development—min | 12 | Claude Code, GitHub Copilot, Gemini CLI | 6 | 1,474 tok |
| quaywin/agys Effortless multi-profile isolation & real-time quota tracking for Antigravity CLI in Herdr | 12 | Codex, Gemini CLI, OpenCode | 2 | 1,178 tok |
| BenchBox-dev/BenchBox BenchBox is a "benchmarking toolbox" that makes it simple to benchmark analyitic (OLAP) da | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 16 | 2,866 tok |
| costular/Minitask Minitask is an Android App to create and organise your daily to-do with by minimalist desi | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 1,604 tok |
| ThanabordeeN/ModScan-Pro | 12 | Codex, Gemini CLI, OpenCode | 2 | 2,450 tok |
| FuZhiyu/superRA An agentic workflow for economic research | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,367 tok |
| fullstorydev/fullstory-skills | 11 | Gemini CLI | 1 | 277 tok |
| imkohenauser/antigravity-starter-ja A starter template for Google Antigravity IDE, optimized for Japanese development environm | 11 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 164 tok |
| yyu0310/cc-to-grok-bridge Bridge Claude Code → Grok Build: shared rules/skills, hook adapter hard-gates, optional me | 11 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,742 tok |
| mohankrishnaalavala/context-router pypi.org Memory-aware context engine for AI coding agents — up to 91% fewer tokens, 17/18 rank-1 ac | 11 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 7 | 2,235 tok |
| jimezsa/opencolab opencolab.ai 🐙 Accelerating Scientific Discovery — Turn your research into an always-on autonomous lab | 11 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,365 tok |