44,931 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 agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318Frontend2,308Security2,170Project management1,960
All Claude Code32,505 Codex24,785 OpenCode23,702 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,771 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| badchars/osint-mcp-server OSINT intelligence MCP server for AI agents — 37 tools, 12 sources. Shodan, VirusTotal, Ce | 61 | Claude Code | 1 | 1,238 tok |
| esaio/esa-mcp-server esa.io Official MCP (Model Context Protocol) server for esa.io (STDIO Transport version) | 61 | Claude Code | 1 | 953 tok |
| IBM/galaxium-travels Demo application for IBM Bob. A complete full-stack application for booking interplanetary | 61 | Codex, OpenCode | 1 | 3,001 tok |
| aimasteracc/tree-sitter-analyzer Cross-language-safe code-intelligence MCP for AI agents: 13 languages, family-gated call g | 61 | Claude Code, Codex, OpenCode | 15 | 14,441 tok |
| Ekozmaster/Vibe-Reverse-Engineering A set LLM-Friendly tools for Cursor to Reverse Engineer binaries, specially games | 61 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 2,317 tok |
| christiandoxa/prodex Prodex is a multi-account, multi-provider Codex wrapper with auto-rotation, Super mode, Sm | 61 | Codex, OpenCode | 1 | 5,876 tok |
| blackwell-systems/gcf gcformat.com The AI-native wire format for structured data. 100% comprehension on every frontier model. | 61 | Claude Code | 1 | 2,473 tok |
| warpdev/mcp-hub-mcp | 61 | Claude Code | 1 | 850 tok |
| microsoft/Agent365-devTools The Microsoft Agent 365 DevTools CLI is a command-line interface tool designed to streamli | 61 | Claude Code, GitHub Copilot | 13 | 5,798 tok |
| ykdojo/cc-safe Security scanner for Claude Code settings files. Scans for dangerous patterns in your appr | 61 | Claude Code | 1 | 74 tok |
| clharman/circuit-mcp Computer use-like MCP for webapps and electron apps, to enable AI agents to test their cha | 61 | Claude Code | 1 | 546 tok |
| bnb-chain/bnbchain-mcp A MCP server for BNB Chain that supports BSC, opBNB, Greenfield, and other popular EVM-com | 61 | Claude Code | 1 | 1,928 tok |
| longbridge/developers open.longbridge.com Longbridge Developers Website | 61 | Claude Code | 4 | 1,715 tok |
| wildwasser/opencode-agents Multi-agent AI development templates for opencode | 61 | Codex, OpenCode | 1 | 1,413 tok |
| netresearch/php-modernization-skill Agent Skill: PHP 8.x modernization patterns - typing, attributes, PHPStan | Claude Code co | 61 | Codex, OpenCode | 1 | 1,696 tok |
| coffee-man666/mommy-chaogu | 61 | Codex, OpenCode | 1 | 7,241 tok |
| githubnext/gh-aw-workshop gh.io Hands On Workshop for GitHub Agentic Workflows | 61 | Claude Code, Codex, OpenCode | 9 | 3,369 tok |
| TAJD/projektor tajd.github.io Self hosted Wiki + Jira-style AI native issue tracker on Cloudflare Workers | 61 | Claude Code, Codex, OpenCode | 2 | 8,739 tok |
| sergebulaev/threads-skills cccrafts.ai Threads marketing skills for Claude Code and Codex: posts, multi-post threads, hooks, repl | 61 | Claude Code, Codex, OpenCode | 2 | 4,653 tok |
| itvincent-git/codex-usage-desktop codex-usage.itvincent.net Codex usage tracker for live quota, token analytics & session insights. Local-first deskto | 61 | Codex, Gemini CLI, OpenCode | 2 | 1,001 tok |
| ilyautov/marketplaces-mcp-ru marketplaces-mcp-ru.aifrontier.tech MCP server for Wildberries and Ozon seller accounts: sales, inventory, prices, finances, a | 61 | Codex, Gemini CLI, OpenCode | 2 | 1,013 tok |
| floodsung/gongzhonghao_agent_team | 61 | Claude Code | 1 | 1,044 tok |
| pdoronila/cc-sdd Spec Driven Development Workflow inside Claude-Code | 61 | Claude Code | 8 | — |
| towardsai/agentic-ai-engineering-course | 61 | Codex, OpenCode | 1 | 1,052 tok |
| daryllabar/XrmUnitTest Xrm Unit Testing Framework With "In Memory" CRM server | 61 | GitHub Copilot, Cursor | 2 | 1,163 tok |
| r-lib/pkgload pkgload.r-lib.org Simulate installing and loading a package | 61 | Claude Code, Codex, OpenCode | 4 | 1,253 tok |
| AiToByte/SafeMask Enabling every line of data to safely embrace AI. After your content is processed by SafeM | 60 | Claude Code, Codex, OpenCode | 2 | 6,443 tok |
| VibeDrift/VibeDrift vibedrift.ai Ship agentic. Stay coherent. Self-checking code integrity for AI coding agents, via MCP. | 60 | Codex, OpenCode | 1 | 1,307 tok |
| sfrangulov/minirag-mcp Local-first RAG MCP server in Python: hybrid search (semantic + BM25 keyword boost) over y | 60 | Claude Code, Codex, OpenCode | 5 | 2,942 tok |
| kimlawtech/korean-contracts speciai.kr Automatic contract generation Claude Code skill for Korean businesses. 9 types of contract | 60 | Codex, OpenCode | 1 | 1,500 tok |
| hAcKlyc/cameo cameo.ink An image-first canvas for your local Codex agent. | 60 | Claude Code, Codex, OpenCode | 2 | 7,218 tok |
| leochiu-a/universal-agents leochiu-a.github.io The Lightest Shared Standard for AI Agents | 60 | Claude Code, Codex, OpenCode | 2 | 610 tok |
| iLearn-Lab/EvoHarness EvoHarness delivers terminal-native agent infrastructure: tools, commands, skills, agents, | 60 | Claude Code | 30 | 319 tok |
| nityeshaga/claude-code-essentials | 60 | Claude Code | 2 | 443 tok |
| TatsukiMeng/ai-native-engineering ai.mengchen.icu | 60 | Claude Code, Codex, OpenCode | 2 | 7,705 tok |
| aaalexlit/faq-slack-bot LLM-powered RAG Question Answering Slack bot for DataTalksClub Zoomcamps | 60 | Claude Code | 1 | 2,285 tok |
| ginoleeswan/hero mythique-wiki.vercel.app A superhero encyclopaedia made in React Native. Pulls from the SuperHeroAPI & ComicVine AP | 60 | Claude Code | 2 | 5,246 tok |
| xakpc/anymcp-io anymcp.net A catalog of single-file MCP servers for .NET 10 | 60 | Claude Code | 1 | 1,089 tok |
| axiomhq/cli axiom.co The power of Axiom on the command line. | 60 | Claude Code, Codex, OpenCode | 2 | 1,032 tok |
| ABIvan-Tech/copilot-agentic-workflows | 60 | Claude Code | 35 | — |
| kanyun-inc/reskill reskill - brings the npm experience to AI agent skills. | 60 | Claude Code | 1 | 2,587 tok |
| DenizOkcu/claude-code-ai-development-workflow Comprehensive slash commands for a complete software development lifecycle - from research | 60 | Claude Code | 2 | 1,691 tok |
| atrawog/mcp-oauth-gateway atrawog.github.io An OAuth 2.1 Authorization Server that adds authentication to any MCP (Model Context Proto | 60 | Claude Code | 1 | 9,210 tok |
| raveeshbhalla/dspy-gepa-logger | 60 | Claude Code | 2 | — |
| git-plm/parts Verifiable parts database and KiCad Libraries | 60 | Claude Code | 2 | 1,750 tok |
| bborn/taskyou taskyou.dev Personal task queue | 60 | Claude Code, Codex, OpenCode | 1 | 4,688 tok |
| CarbeneAI/Talon Penetration Testing MCP for Claude Code. AI-assisted security testing with automated recon | 60 | Claude Code | 1 | 479 tok |
| smsharma/clax Differentiable Boltzmann solver for cosmology in JAX | 60 | Claude Code | 1 | 5,537 tok |
| TACC/HPCPerfStats HPCPerfStats (formerly TACC Stats) is an automated resource-usage monitoring and analysis | 60 | Claude Code | 5 | — |
| sysnet4admin/SSF SSF: Super Simple & Fast Kubernetes Learning Course | Vanilla K8s & GKE | CI/CD, GitOps, M | 60 | Claude Code, Codex, OpenCode | 2 | 1,830 tok |