How real projects configure their agents

43,730 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 agents7,670Claude Code6,650Data and AI3,673Backend and APIs3,507Languages3,392Planning3,227Git and workflow3,211Code review2,744Testing2,385Memory and context2,367Writing and docs2,330DevOps and cloud2,314Research2,288Frontend2,261Security2,032Productivity1,722

All Claude Code31,994 Codex23,359 OpenCode22,302 GitHub Copilot3,560 Gemini CLI1,917 Cursor1,740 Windsurf142 Kiro82

Project Stars Configures Files Always loaded
jaidhyani/jai-cc-plugins Claude Code plugin marketplace 2 Claude Code 1 617 tok
ashu2012/claude-skill-connectors-plugins 2 Claude Code 1 333 tok
Rhize-Media/rhize-plugins Curated Claude plugins by Rhize Media — SEO, AEO, GEO, marketing, and web development tool 2 Claude Code 1 952 tok
zijian-yi/ccpick Claude Code plugin manager 2 Claude Code, Codex, OpenCode 2 1,696 tok
ojCezarFerreira/Grimoire Claude Code plugin 2 Claude Code 2 4,025 tok
agentalabs/agenta-plugin Opinionated specialist plugin for Claude Code. 2 Claude Code 1 719 tok
anortham/julie-plugin A claude code plugin wrapper for Julie 2 Claude Code 1 1,583 tok
chieflatif/vibeos-plugin VibeOS — Autonomous development engine plugin for Claude Code 2 Claude Code, Codex, OpenCode 2 3,008 tok
jhoblitt/skill-review-claude Claude Code plugin marketplace: skill-review — a duplication and drift gate for skill, age 2 Codex, OpenCode 1 833 tok
clkao/noteplan-plugin NotePlan productivity workflows for Claude Code 2 Claude Code 1 752 tok
full-stack-biz/claude-dev-flow Claude Dev Flow plugins 2 Claude Code 1 1,540 tok
Ch-msm/cc-plugins Claude Code plugin store 2 Claude Code 1 1,014 tok
Zelenov/claude-code-ru-vpn-plugins 2 Claude Code 1
Intellegam/agent-plugins Internal Claude Code plugins for Intellegam workspace 2 Claude Code, Codex, OpenCode 3 487 tok
charris-msft/azure-plugin Azure MCP Plugin for Claude Code - CHarris Marketplace 2 Claude Code 1 2,429 tok
lttr/claude-marketplace Claude Code plugins extracted from my own development workflows. 2 Claude Code 2 457 tok
stx-labs/claude-marketplace Claude Code plugins for Stacks and Clarity development 2 Claude Code 1 108 tok
juliensere/ha-claude-usage Home Assistant plugin to retrieve Claude usage 2 Codex, OpenCode 1 635 tok
solrac97gr/marketplace-plugins A personal collection of custom plugins and skills for Claude Code. 2 Claude Code 1 2,561 tok
UrosNikolic/zellij-claude Zellij plugin for managing and switching between Claude Code sessions 2 Claude Code 1 270 tok
mjmorales/claude-prove Claude Code plugin for structured validation, orchestration, and autonomous workflows 2 Claude Code 7 2,588 tok
shdennlin/agent-plugins A collection of Claude plugins with one-liner installer 2 Claude Code 1 1,052 tok
trtmn/agent-plugins Claude Code plugin marketplace by @trtmn — skills, subagents, and slash commands bundled a 2 Claude Code, Codex, OpenCode 2 3,052 tok
aryasaatvik/coding-agent-plugins Collection of plugins for Claude Code and OpenCode 2 Claude Code, Codex, OpenCode 2 750 tok
mbarlow12/claude-jail A ZSH plugin to keep Claude Code behind bars 2 Claude Code 1 1,532 tok
rand/disciplined-process-plugin Claude Code plugin for rigorous AI-assisted development workflows 2 Claude Code, Codex, OpenCode 2 1,397 tok
samkawsarani/sams-product-plugins My suite of Claude Code plugins for product managers. 2 Claude Code, Codex, OpenCode 2 1,033 tok
352727664/claude-hud-multiprovider Claude Code HUD plugin with multi-provider usage display 2 Claude Code 1 1,119 tok
Blazity/nextjs-migration-plugin Pixel-perfect, multi-page Next.js migration via phased, stateful Claude Code agents. 2 Claude Code, Codex, OpenCode 15 1,805 tok
bholzer/claude-cairn-builder A Claude plugin for orchestrating long-running autonomous coding sessions 2 Claude Code 1 2,337 tok
Islanders-Treasure0969/claude-pilot Development cockpit for Claude Code — workflow visualization, skill suggestions, plugin sy 2 Claude Code 3 339 tok
Simon-Hwang/gg-plugins a minimal version made from everything-claude-code for go/python project 2 Claude Code, Codex, OpenCode 4 790 tok
Prajhan26/sculpture-plugin A Claude Code plugin that sculpts AI agents by removing capabilities, not restricting them 2 Claude Code 1 287 tok
Nlai741533/EFC-Plugin Fact-check AI-generated research reports — CLI, Claude Code plugin, GitHub Action 2 GitHub Copilot 1 414 tok
bgreenwell/claude-forge CLI tool for scaffolding and managing Claude Code marketplaces and plugins 2 Codex, OpenCode 1 570 tok
GoogilyBoogily/googilyboogily-claude-power-tools Claude Code plugin marketplace: developer commands + 42 expert subagents 2 Claude Code 1 2,531 tok
grantlouisherman/claude-accountant Claude Plugin that injects usage context into claude prompts to better plan sessions 2 Claude Code 1 911 tok
ondrasek/cc-plugins Reusable Python project blueprint with Claude Code hooks, DevContainer, CI/CD, and quality 2 Claude Code 2 3,212 tok
SyntaxArc/archipy-plugin syntaxarc.github.io Cursor and Claude Code plugin: rules, skills, and commands for building apps with ArchiPy 2 Claude Code, Codex, OpenCode 1 788 tok
ukinora/ulanzi-studio-plugin-skill Claude Code skill for building Ulanzi Studio plugins (D200H/D200/D200X) 2 GitHub Copilot, Cursor 2 9,234 tok
lamphamTL/ai-plugins A plugin that bring a range of functionalities to Claude and Codex 2 Claude Code, Codex, OpenCode 2 1,166 tok
shootdaj/claudectl Global management tool for Claude Code - manage sessions, MCPs, plugins across all project 2 Claude Code 6 5,642 tok
retro-dev-tools/rgbds-lsp RGBDS Game Boy assembly language server — tree-sitter grammar, LSP server, VS Code extensi 2 Claude Code 1 580 tok
drag88/claude-dev-framework Development framework for building Claude Code plugins, agents, and skills 2 Claude Code, Codex, OpenCode 2 2,521 tok
adnanmueller/am-dev-plugins Claude Code plugin marketplace: development pipeline, writing tools, and documentation uti 2 Claude Code 1 1,348 tok
JeanDiable/obsidian-claude Claude Code plugin for personal knowledge management in Obsidian vaults (PARA method) 2 Claude Code 1 1,104 tok
Vibe-Marketer/plugins-and-skills Claude Code skills packaged as installable plugins. 31 skills across 3 plugins. 2 Claude Code 1 434 tok
musingfox/cc-plugins My personal claude code market place, or where I storage how I interact with AI 2 Claude Code 3 556 tok
yangliang2/multica-agent-plugin Multica agent plugin for Claude Code — daemon-first, verification Iron Law, PRD story trac 2 Claude Code, Codex, OpenCode 2 2,505 tok
claudebot101001/claude-ext Extensible framework for Claude Code CLI — session management, Bridge RPC, MCP tool server 2 Claude Code 1 477 tok