23,196 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 |
|---|---|---|---|---|
| louisfghbvc/task-management-system A complete task management system | 6 | Codex, OpenCode | 1 | 241 tok |
| pipeshub-ai/mcp-server pipeshub.com This repository contains the packages that make up Pipeshub’s local MCP server | 6 | Claude Code, Codex, OpenCode | 2 | 986 tok |
| telus-labs/stagecraft Run your AI coding tool through a 18-stage dev pipeline. Multi-host across Claude Code, Co | 6 | Codex, OpenCode | 1 | 1,093 tok |
| KittLabsAI/KittyCode A minimal, hackable AI coding agent with a composable tool loop and modular skills | 6 | Codex, OpenCode | 1 | 175 tok |
| grostim/cloudcli-cron Scheduled Prompt is a local-first CloudCLI plugin for workspace-scoped scheduled prompts, | 6 | Codex, OpenCode | 1 | 46 tok |
| mabelisle/omni-cli Omni-CLI: The ultimate AI CLI wrapper. Run Google Gemini, OpenAI Codex, GitHub Copilot, An | 6 | Codex, Gemini CLI, OpenCode | 2 | 5,937 tok |
| vish288/mcp-gitlab pypi.org MCP server for GitLab API — 76 tools for AI assistants (Claude, Cursor, VS Code). Projects | 6 | Codex, Gemini CLI, OpenCode | 2 | 2,199 tok |
| neskuchny/sima_atlas tessent.ai Visual contract-first development for AI coding agents — graph of contracts between you an | 6 | Claude Code, Codex, OpenCode | 3 | 1,827 tok |
| vatsalunadkat/ERICKeyboard vatsalunadkat.github.io Accessibility focused keyboard for Android and iOS using swipe based chord inputs. | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,109 tok |
| Deploi-Cloud/deploi-agent-skills AI Agent Skills for Deploi Norwegian Cloud VPS | 6 | Codex, OpenCode | 1 | 355 tok |
| Juliocbm/beacon-docs Opinionated documentation convention + CLI for AI-collaborative codebases. Scaffolds docs, | 6 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 4,581 tok |
| victusfate/scaffold opinionated agent neutral scaffold for new projects | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 5,933 tok |
| ninsau/nextjs-reusable-table nextjs-reusables.vercel.app A highly customizable and reusable table component for Next.js applications, built with Ty | 6 | Codex, OpenCode | 1 | 728 tok |
| flanliulf/cord CORD is a document relationship graph engine for AI-assisted development. It uses determin | 6 | Claude Code, Codex, OpenCode | 56 | 697 tok |
| Traves-Theberge/opencode-mcp MCP server that exposes OpenCode as a tool/subagent for IDEs and AI clients | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 1,998 tok |
| vlad-ryzhkov/ai-context-engineering-for-qa AI Context Engineering for QA | 6 | Claude Code, Codex, OpenCode | 27 | 1,237 tok |
| ArmisSecurity/armis-appsec-mcp AI-powered security scanning MCP plugin for Claude Code | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,233 tok |
| suyogpawar88/Threat-Model suyogpawar88.github.io | 6 | Codex, OpenCode | 1 | 1,275 tok |
| Abdssamie/promption Promption is a modern AI prompt manager built with Tauri, React, and TypeScript. | 6 | Codex, OpenCode | 1 | 3,395 tok |
| praetore/cmo-scenario-generation Generating scenarios for Command Modern Operations with Cursor | 6 | Codex, OpenCode | 1 | 9,915 tok |
| jl-cmd/claude-dev-env | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 7 | 1,113 tok |
| CodeTeng/harness-template Harness Engineering template, ready to use | 6 | Claude Code, Codex, Cursor, OpenCode | 11 | — |
| karlng279/ai-ready-product-workflow-v2 karlng279.github.io AI-Ready Product Workflow V2 | 6 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 12 | 5,467 tok |
| avivsinai/sabx A fast, scriptable CLI for SABnzbd - built for AI coding agents like Claude Code, Cursor, | 6 | Claude Code, Codex, OpenCode | 2 | 993 tok |
| TxnLab/skills Curated agent skills for TxnLab's Algorand ecosystem — NFDomains, use-wallet, Haystack Rou | 6 | Claude Code, Codex, OpenCode | 2 | 491 tok |
| hyfdev/moonbit-agent-skills Agent Skills for MoonBit. Help coding agents work with MoonBit and write better MoonBit co | 6 | Codex, OpenCode | 1 | 2,047 tok |
| lathe-cli/kitup Shared installer SDK for bundled Agent Skills. | 6 | Codex, OpenCode | 1 | 1,531 tok |
| netresearch/typo3-conformance-skill Agent Skill: TYPO3 extension conformance checker - validates against official standards | | 6 | Codex, OpenCode | 1 | 825 tok |
| segunadebayo/design-eng-skills Agent skills for design engineers: state machine design, component API design, engineering | 6 | Claude Code, Codex, OpenCode | 2 | 72 tok |
| usetemi/skills usetemi.com Open-source agent skills for Claude Code, Claude Cowork, Codex, Cursor, and Gemini CLI. Co | 6 | Claude Code, Codex, OpenCode | 2 | 568 tok |
| owenob1/prompt-improver Turn vague agent prompts into precise, verifiable XML specs — then execute them. Headless | 6 | Claude Code, Codex, OpenCode | 2 | 1,923 tok |
| dolutech/dolu-agents-skills Dolu Agents Skills - Open-source collection of modular and extensible skills for AI agents | 6 | Codex, OpenCode | 1 | 4,587 tok |
| zenml-io/skills docs.zenml.io AI coding agent skills for ZenML MLOps workflows — quick wins, pipeline setup, and more | 6 | Claude Code, Codex, OpenCode | 2 | 4,687 tok |
| FavioVazquez/mollify Deterministic codebase intelligence for Python | 6 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 24 | 4,352 tok |
| srbryers/slope SLOPE — Sprint Lifecycle & Operational Performance Engine. Golf-metaphor sprint scoring fo | 6 | Claude Code, Codex, Cursor, OpenCode | 11 | 4,052 tok |
| hubvue/skills skillset-by-kim.cckcc-kim.chatgpt.site Kim's skills | 6 | Claude Code, Codex, OpenCode | 2 | 3,599 tok |
| mtnyilmaz/agents | 6 | Claude Code, Codex, OpenCode | 57 | 2,391 tok |
| aegntic/cognitive-os aegntic.github.io Cognitive OS v3.0 — Universal AI agent operating system specification. 16-section cognitiv | 6 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 8,074 tok |
| Wizarck/ai-playbook Universal AI-dev norms, specs, scripts, and templates for Wizarck org projects (consumed v | 6 | Codex, OpenCode | 1 | 4,204 tok |
| ucsahinn/ai-project-starter AI Project Starter: documentation-first starter kit for AI-coded projects, project context | 6 | Codex, OpenCode | 1 | 314 tok |
| 233i/agent-skills Production-grade engineering skills for AI coding agents. | 6 | Claude Code, Codex, OpenCode | 2 | 1,381 tok |
| rizkyhaksono/portfolio-v3 natee.my.id Portfolio v3 using Next.js 16 with SSR, CSR, ISR, Azure Web App, Portainer. | 6 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 4,136 tok |
| Xipher-Labs/walter-os Self-hostable AI-agent operations framework by Xipher Labs | 6 | Claude Code, Codex, OpenCode | 2 | 7,868 tok |
| mascarock/cursor-deck Cursor Slide Decks | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,864 tok |
| morooka-akira/aicm | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 10 | 9,770 tok |
| PoulpYBifle/NCF-Coding-Best-Practices | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 7,859 tok |
| qybaihe/inkview Redesign any page in an ink-wash style, with no AI-generated feel at all; can be integrate | 6 | Claude Code, Codex, OpenCode | 2 | 472 tok |
| GMIG/laborant-skills Laborant is an agent skills that allows you to design and check evaluations for LLM, agent | 6 | Claude Code, Codex | 2 | — |
| timbenniks/timbenniks-cursor-rules timbenniks-cursor-rules | 6 | Codex, OpenCode | 1 | 595 tok |
| BOXELS/cursor-rules A starter template for .cursor/rules — five ready-to-fill markdown files that give AI full | 6 | Codex, OpenCode | 1 | 290 tok |