1,906 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 agents7,450Claude Code6,586Data and AI3,698Backend and APIs3,488Languages3,402Planning3,191Git and workflow3,129Code review2,728Memory and context2,353Testing2,330DevOps and cloud2,293Research2,288Writing and docs2,283Frontend2,242Security1,990Productivity1,704
All Claude Code32,053 Codex23,184 OpenCode21,956 GitHub Copilot3,523 Gemini CLI1,906 Cursor1,729 Windsurf98 Kiro64
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| leadsnaviDeveloper/mailgo-cold-mail-marketing AI-powered cold email campaign management through Model Context Protocol (MCP). | 5 | Gemini CLI | 1 | 13 tok |
| LupinLin1/jimeng-web-mcp | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 13,720 tok |
| aradar46/reuse-before-generate Stop your AI agent from rebuilding what already exists. An opinionated MCP server that che | 5 | Gemini CLI | 1 | 1,059 tok |
| austinsonger/GRC-Mapping-Analyst GRC Mapping Analyst is a NIST IR 8477-based toolkit for AI-assisted cybersecurity crosswal | 5 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 4,100 tok |
| racecraft-lab/racecraft-plugins-public code.claude.com Open-source Claude Code plugins from Racecraft Lab | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 48 | 1,929 tok |
| lusha-oss/lusha-mcp-plugin | 4 | Gemini CLI | 1 | 484 tok |
| sumup/sumup-skills developer.sumup.com Agent Skills for teaching agents how to build with SumUp. | 4 | Gemini CLI | 1 | 361 tok |
| marc-shade/agentic-system-oss Open Source 24/7 Autonomous Agentic AI System | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 9,448 tok |
| davidf9999/gx-mcp-server A Python server that exposes Great Expectations data quality tools to LLM agents via the M | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,420 tok |
| Onplana/onplana-mcp-server onplana.com Official MCP server and TypeScript client for Onplana — connect Claude, ChatGPT, Cursor, a | 4 | Gemini CLI | 1 | 981 tok |
| plumbkit/plumb getplumb.sh IDE intelligence for AI coding agents, with LSP semantics, tree-sitter indexing, project m | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 1,790 tok |
| cskwork/supergoal-skill cskwork.github.io One objective in, a verified result out. An agent skill that runs a full, gated dev proces | 4 | Gemini CLI | 1 | 15 tok |
| n-shadloo/secure-code-auditor Backend security Agent Skill that helps AI audit code, detect vulnerabilities, and generat | 4 | Codex, Gemini CLI, OpenCode | 2 | 1,463 tok |
| habinsong/k-fable-opus-claude-md After being shocked by Fable 5's performance and price, someone built a stripped-down md f | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 10,000 tok |
| kinhluan/skills 🚀 Professional Multi-Agent Skills | 4 | Claude Code, Gemini CLI | 2 | 2,352 tok |
| entr0pia/scoop-skills Scoop Skills: A specialized skill for the AI Agent agent to manage Windows packages using | 4 | Codex, Gemini CLI, OpenCode | 2 | 1,788 tok |
| gustavo-meilus/superpipelines Loop Engineering for AI coding agents, with real review boundaries. Your AI reviewer canno | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 8 | 2,954 tok |
| n-shadloo/git-authoring Agent skill that turns your git diff into clean Conventional Commits — plus on-request fil | 4 | Codex, Gemini CLI, OpenCode | 2 | 12,346 tok |
| mpagot/os-autoinst-distri-opensuse-skills mpagot.github.io OSADO educated clankers | 4 | Codex, Gemini CLI, OpenCode | 2 | 2,198 tok |
| vikisingh23/neuraforge-ai AI-powered development platform — 41 agents, 22 MCP servers, 36 skills across 7 stacks. De | 4 | Codex, Gemini CLI, OpenCode | 2 | 1,242 tok |
| haarshitgarg/Nudge-Server An MCP server to control all things Mac | 4 | Claude Code, Gemini CLI | 2 | 864 tok |
| tanaikech/nexus-mcp-extension medium.com Nexus-MCP solves Tool Space Interference in LLMs. It uses a single gateway to aggregate mu | 4 | Gemini CLI | 1 | 905 tok |
| HassanMahomed/HoloCore Local-first AI context engine combining a structural Atlas, verified Archive, episodic Ani | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 39 | 678 tok |
| dinglebear-ai/axon Self-hosted RAG stack for crawl, scrape, search, ingest, query, and ask workflows with Qdr | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 11,480 tok |
| adamoutler/joplin-server-vector-memory An MCP search and memory system for Joplin Notes | 4 | Claude Code, Gemini CLI | 4 | 489 tok |
| pouyanafisi/gmail-mcp Gmail MCP Server - Email management for AI assistants. Send, search, organize emails with | 4 | Claude Code, Gemini CLI | 2 | 3,567 tok |
| RutvikPansare/Reqly API testing for AI agents. From codebase to CI in one agent session. | 4 | Claude Code, GitHub Copilot, Gemini CLI | 3 | 9,204 tok |
| shaul1991/localmind 🧠 A local second brain that helps my AI remember “me” — a personal memory layer that reco | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,953 tok |
| hkopenai/hk-transportation-mcp-server This is an MCP server that provides access to transportation related data in Hong Kong thr | 4 | Gemini CLI | 1 | 108 tok |
| dcc-mcp/dcc-mcp-3dsmax pypi.org 3ds Max adapter for the DCC Model Context Protocol ecosystem | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 8 | 3,613 tok |
| craigcossairt/trellis The structure a project grows on: a free starter template for AI-assisted development. One | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 9 | 5,088 tok |
| palladius/booth-ideas-sg App Ideas Gemini CLI + GH Actions demo (forked from Paul Datta awesome demo) | 4 | Gemini CLI | 1 | 1,251 tok |
| SeidSmatti/promptPrimer Meta-prompt system for agentic CLIs. Classifies your task, loads domain-specific best prac | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,731 tok |
| meta-quest/Meta-Spatial-SDK-Templates The Meta Spatial SDK Templates is a collection of code samples that demonstrate the capabi | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 349 tok |
| azuma520/cinematic-ui akseolabs.com A reasoning-first cinematic web design skill. Makes AI think like a film director — resear | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,879 tok |
| d4551/piratebao PirateBao is a TypeScript/Bun agent-skill package for terse pirate-speak AI coding replies | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 14 | 795 tok |
| rishapgandhi/python-skills AI-SDLC framework of skills, rules, and agent definitions that AI coding agents use to gen | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 4,061 tok |
| ani3198/threadbase | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 785 tok |
| getmaat/maat Keep docs and AI-agent instructions in sync. Scaffold docs-as-code, generate agent files, | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,972 tok |
| CaesiumY/rocky-skills Rocky's voice from Project Hail Mary as a Claude Code skill — blunt diagnosis, compressed | 4 | Codex, Gemini CLI, OpenCode | 2 | 1,694 tok |
| jgiox/goodvibes One command. Production-grade project. No config. | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 15 | 6,796 tok |
| ArogyaReddy/https-github.com-JuliusBrussee-caveman | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,822 tok |
| Rebell-Leader/SpatialAI_MCP Empowering spatial transcriptomics research by providing AI agents with a standardized int | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 9,039 tok |
| KaranTankshali/site-seo-pipeline A pipeline to research and suggest seo improvements | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,731 tok |
| IvanTsxx/AI-Nextjs-Monorepo-Starter A modern, AI-first Next.js monorepo template equipped with PostgreSQL, Prisma, Better-Auth | 4 | Claude Code, GitHub Copilot, Gemini CLI | 4 | 4,440 tok |
| moasq/ios-dev-agent Universal iOS development agent - skills, rules, MCP servers for Claude Code, Codex, Curso | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 725 tok |
| rmyndharis/aimhooman aimhooman teaches coding agents Git etiquette—keeping agent memory, internal instructions, | 4 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 2,491 tok |
| florian101010/awesome-agentic-AI-coding-template Stop re-explaining your project to every AI agent. Pre-wired for Claude Code, Copilot, Cur | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 26 | 3,985 tok |
| dirnbauer/typo3-skills TYPO3 v14 Agent Skills: 26 owned + 11 vendored, with a measured eval harness and a single | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 5 | 5,971 tok |
| fokkerone/superspecs | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 27 | 1,504 tok |