45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Abhillashjadhav/AI-PM-essential-skills Installable Claude Code plugins for AI product evaluation, model routing, guarded loops, a | 9 | Claude Code, Codex, OpenCode | 3 | 1,304 tok |
| FluxonLab/Skillry fluxonlab.com Installable, permission-bounded agent skills & subagents for Claude Code, Codex, Cursor, C | 9 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,357 tok |
| bearlike/Grove factory.mewbo.com 🍀 Opinionated ADE and Software Factory for Teams. Run a forest of agents locally or serve | 9 | Claude Code, Codex, OpenCode | 2 | 9,377 tok |
| nihen/ah Agent History — search and browse AI coding agent sessions (Claude, Codex, Gemini, Copilot | 9 | Codex, OpenCode | 1 | 400 tok |
| JJFromTenex/claude-code-training | 9 | Claude Code | 5 | 522 tok |
| sernst/skills My AI Agent Skills. A nix of ones I've developed myself and others I've adapted from other | 9 | Codex, OpenCode | 1 | 446 tok |
| whobot-ai/skills whobot-com.github.io WhoBot AI official Agent Skills repository | Official agent skills by WhoBot AI | 9 | Codex, OpenCode | 1 | 259 tok |
| snyk-labs/snyk-vulnbench vulnbench.com A benchmark harness for measuring how AI coding agents find and fix security vulnerabiliti | 9 | Claude Code, Codex, OpenCode | 12 | 3,693 tok |
| spy007111/Vibe-Research Personal AI investment research dashboard for Chinese, US, and Hong Kong stocks — with mob | 9 | Claude Code, Codex, OpenCode | 8 | 4,457 tok |
| HermeticOrmus/linux-sysadmin-skills A Claude Code skill bundle for Linux system administration — security, performance, diagno | 9 | Claude Code | 1 | 432 tok |
| leixyou/chatgpt-web-image-mcp Local MCP bridge for generating and retrieving images through a dedicated ChatGPT web brow | 9 | Codex, OpenCode | 1 | 276 tok |
| compnew2006/browser-controller MCP server + Chrome extension that gives AI agents control of your real browser with exist | 9 | Codex, OpenCode | 1 | 900 tok |
| VelvetSP/web-retrieval-mcp MCP server for AI agents: high-fidelity web search (Exa) + tiered web fetch (Exa→browser→F | 9 | Codex, OpenCode | 1 | 196 tok |
| shiyi-0x7f/zlib-mcp | 9 | Claude Code | 1 | 702 tok |
| Kookerella-Ltd/Kookerella.FsOpenXmlDsl A typesafe F# DSL for building and reading Excel workbooks, with round-trip read/write and | 9 | Claude Code | 1 | 4,607 tok |
| cacr92/WeReply Automatic WeChat chat reply assistant | 9 | Claude Code, Codex, Cursor, OpenCode | 50 | 4,270 tok |
| Darkflib/mcp-joplin | 9 | Codex, OpenCode | 1 | 1,942 tok |
| lucianfialho/build-in-public-mcp MCP server for Build in Public - share your dev journey on Twitter directly from Claude Co | 9 | Claude Code | 1 | 1,726 tok |
| alanwtom/blackboard-mcp Local-first, read-only Blackboard MCP server. Reads the signed-in student's own Blackboard | 9 | Claude Code, Codex, OpenCode | 2 | 545 tok |
| fullstacktard/claude-workflow Automated Claude Code configuration setup for existing projects | 9 | Claude Code | 1 | 1,645 tok |
| yehezkieldio/firefly npmjs.com Automation release management CLI for semantic versioning, changelog generation, and GitHu | 9 | Codex, GitHub Copilot, OpenCode | 2 | 834 tok |
| bybren-llc/a-safe-pulse Enterprise-grade SAFe automation toolkit: AI-powered Agile Release Train (ART) planning, s | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 19 | 6,997 tok |
| eco-emma/emma_envdata Environmental data processing for www.emma.eco | 9 | Claude Code, GitHub Copilot | 12 | 859 tok |
| natesmalley/coral_collective The collective intelligence for evolutionary development - AI agents working as a unified | 9 | Claude Code | 11 | 556 tok |
| Bloodshed-Rain/TheMAGI themagi.gg Local-first AI coaching for Super Smash Bros. Melee from Slippi .slp replays. | 9 | Claude Code, Codex, OpenCode | 10 | 5,122 tok |
| PMDevSolutions/Aurelius pmds.info A Claude Code toolkit for building React apps, from Figma designs to shipped product. Ship | 9 | Claude Code | 5 | 6,764 tok |
| Aledon8/OpenLeukemia openleukemia.com OpenLeukemia is a patient-centered platform for organizing leukemia-related medical data, | 9 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 1,924 tok |
| teakzc/backpack-plus A modern Roblox backpack alternative | 9 | Claude Code | 4 | 3,623 tok |
| hmcts/tcoe-playwright-example A sample repository for teams to use as a guide to set up Playwright in their own projects | 9 | GitHub Copilot | 1 | 4,004 tok |
| ShowTrak/ShowTrakServer showtrak.co.uk Open Source LAN Monitoring | 9 | GitHub Copilot | 1 | 862 tok |
| hotosm/ui ui.hotosm.org Shared UI components with HOT theming | 9 | Codex, OpenCode | 1 | 1,202 tok |
| sankichi92/LiveLog livelog.ku-unplugged.net A Ruby on Rails application for managing set lists within a music community | 9 | Codex, OpenCode | 1 | 657 tok |
| icewheel-oss/icewheel-energy energy.icewheel.dev A self-hosted application to privately manage your Tesla Powerwall charging schedule. | 9 | Gemini CLI | 1 | 162 tok |
| ianlintner/rust-oauth2-server ianlintner.github.io Rust OAuth2 Server with Social Logins with observability. Typesafe and Actor System. | 9 | Claude Code, GitHub Copilot | 10 | 5,503 tok |
| VirtueSecurity/VirtueWebAgent | 9 | Claude Code | 11 | 1,716 tok |
| SamErde/TheCleaners day3bits.com PowerShell module to clean the loose ends from your Windows Servers. | 9 | Codex, GitHub Copilot, OpenCode | 2 | 1,470 tok |
| kellerza/hass-addons Home Assistant add-ons (Qwikswitch, Sunsynk, ESP, others) | 9 | GitHub Copilot | 1 | 517 tok |
| Ajiet-DevNation/dn-orbit devnation.club Anything and everything DevNation | 9 | Codex, Gemini CLI, OpenCode | 2 | 5,482 tok |
| depromeet/16th-team6-Android The Android repository for Team 16's Six-Ten Chicken 🍗💚 | 9 | Claude Code, Codex, Gemini CLI | 8 | 948 tok |
| kevinmcaleer/kevsrobots.com | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 8,708 tok |
| Zinoex/IntervalMDP.jl baymler.com GPU-accelerated value iteration for Interval Markov Decision Processes | 9 | Claude Code | 6 | — |
| mh-language/mhl-core-runtime mhl core runtime | 9 | Claude Code, Codex, OpenCode | 2 | 7,825 tok |
| sharat/cluster-cli sharat.github.io A fast, interactive terminal UI for monitoring Kubernetes cluster health in real-time | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 6 | 2,158 tok |
| zoom/zoom-plugin Claude plugin for planning, building, and debugging Zoom integrations across REST APIs, SD | 8 | Codex, OpenCode | 1 | 436 tok |
| aplaceforallmystuff/mcp-pihole MCP server for Pi-hole v6 API - control DNS blocking from Claude Code | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 357 tok |
| aitytech/agentkits-marketing Enterprise-grade AI marketing automation for Claude Code, Cursor, GitHub Copilot, and any | 8 | Claude Code, Gemini CLI | 3 | 3,610 tok |
| MaxQian888/cognia-next | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 77 | 15,495 tok |
| treza-labs/treza-sdk TypeScript SDK for the Treza Execution API | 8 | Cursor | 1 | 341 tok |
| dryvist/ai-assistant-instructions A comprehensive, vendor-agnostic framework for consistent AI-assisted development workflow | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,006 tok |
| paultyng/skill-issue Personal Claude Code / Cursor agent skills, rules, and config | 8 | Claude Code | 1 | 446 tok |