23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mitodl/agent-kit Team toolkit for AI agent utilities: skills, custom agents, MCP helpers, and configuration | 2 | Codex, OpenCode | 1 | 2,267 tok |
| chongdashu/warp-oz-agent-skills | 2 | Claude Code, Codex | 2 | — |
| minguncle/a-share-agent-skills | 2 | Codex, OpenCode | 1 | 1,585 tok |
| Kacper0199/Opencode-Ultrathinker Global OpenCode configuration for autonomous coding, research, planning, Macrodata memory, | 2 | Codex, OpenCode | 1 | 1,549 tok |
| vaquarkhan/Fullstack-development-agent-skills Full stack development agent skills are portable packages of instructions, scripts, and re | 2 | Claude Code, Codex, GitHub Copilot, Kiro, OpenCode | 14 | 1,067 tok |
| Peak-Studios/peak-agent-toolkit peak-agent-toolkit.vercel.app Official MCP server and AI skills for public Peak Studios FiveM scripts | 2 | Claude Code, Codex, OpenCode | 2 | 156 tok |
| grailautomation/claude-plugins | 2 | Claude Code, Codex, OpenCode | 2 | 5,340 tok |
| gm2211/claude-plugins Async coordinator workflow for Claude Code: sub-agents, git worktrees, bd tickets, and a Z | 2 | Codex, OpenCode | 1 | 882 tok |
| boneskull/claude-plugins boneskull's claude plugins | 2 | Claude Code, Codex, OpenCode | 4 | 2,255 tok |
| YoungjaeDev/my-claude-plugins Personal Claude Code plugin marketplace: dev workflow, research, docs authoring, ML, and L | 2 | Claude Code, Codex, OpenCode | 3 | 5,122 tok |
| biggora/claude-plugins-registry CLI marketplace for discovering, installing, and managing Claude Code plugins. | 2 | Codex, GitHub Copilot, OpenCode | 2 | 799 tok |
| VoidTechnology/voidtech-claude-plugins VoidTech's internal Claude Code plugin marketplace: self-contained engineering skills and | 2 | Claude Code, Codex, OpenCode | 6 | 1,000 tok |
| devstride/claude-plugin DevStride's agentic delivery loop for Claude Code — plan, build, review, and release again | 2 | Claude Code, Codex, OpenCode | 1 | 645 tok |
| qte77/claude-code-plugins qte77.github.io A Claude Code plugin marketplace providing skills, rules, and scripts extracted from a pro | 2 | Claude Code, Codex, OpenCode | 3 | 906 tok |
| vergil-project/vergil-claude-plugin vergil-project.github.io Claude Code plugin for the VERGIL ecosystem — hooks, skills, agents, and commands | 2 | Claude Code, Codex, OpenCode | 4 | 3,871 tok |
| vivalalova/claude-plugins-manager marketplace.visualstudio.com | 2 | Claude Code, Codex, OpenCode | 3 | 1,934 tok |
| Nunley-Media-Group/nmg-plugins NMG Claude Code Plugins | 2 | Codex, OpenCode | 1 | 408 tok |
| j2h4u/oh-my-claude-plugins Personal collection of Claude Code skills, agents, and plugins | 2 | Claude Code, Codex, OpenCode | 2 | 1,467 tok |
| zijian-yi/ccpick Claude Code plugin manager | 2 | Claude Code, Codex, OpenCode | 2 | 1,696 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 |
| Intellegam/agent-plugins Internal Claude Code plugins for Intellegam workspace | 2 | Claude Code, Codex, OpenCode | 3 | 487 tok |
| juliensere/ha-claude-usage Home Assistant plugin to retrieve Claude usage | 2 | Codex, OpenCode | 1 | 635 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 |
| 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 |
| 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 |
| Simon-Hwang/gg-plugins a minimal version made from everything-claude-code for go/python project | 2 | Claude Code, Codex, OpenCode | 4 | 790 tok |
| bgreenwell/claude-forge CLI tool for scaffolding and managing Claude Code marketplaces and plugins | 2 | Codex, OpenCode | 1 | 570 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 |
| lamphamTL/ai-plugins A plugin that bring a range of functionalities to Claude and Codex | 2 | Claude Code, Codex, OpenCode | 2 | 1,166 tok |
| drag88/claude-dev-framework Development framework for building Claude Code plugins, agents, and skills | 2 | Claude Code, Codex, OpenCode | 2 | 2,521 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 |
| lancewillett/ai-plugins Lance's AI skills, agents, commands, etc. By convention, works with Claude and Codex both. | 2 | Claude Code, Codex, OpenCode | 2 | 250 tok |
| chiphwang1/oke-agent-plugin Native Claude Code plugin for Oracle Kubernetes Engine (OKE) — Terraform generator, troubl | 2 | Codex, OpenCode | 1 | 570 tok |
| hamchowderr/braynee Claude Code plugins marketplace — Insightful and more | 2 | Claude Code, Codex, OpenCode | 2 | 2,675 tok |
| mbensch/mb-ai-tools Marcel's Droid (and Claude) Plugin Repository | 2 | Codex, OpenCode | 1 | 1,528 tok |
| almanax-ai/almanax-security-plugin Official Almanax plugin and skills repository for Claude Code and Codex, enabling security | 2 | Codex | 2 | — |
| ToshikiImagawa/unity-claude-code-tools Claude Code plugin for Unity development - automated build validation and test execution a | 2 | Claude Code, Codex, OpenCode | 2 | 4,524 tok |
| chiv-heng/college-navigator-plugin Claude Code plugin for college planning — adaptive student interviews, competitive gap ana | 2 | Claude Code, Codex, OpenCode | 3 | 1,637 tok |
| danweinerdev/claude-sdd-planner Agentic plugin for structured project planning — lifecycle skills for research, specs, des | 2 | Claude Code, Codex, OpenCode | 2 | 7,523 tok |
| imisic/claude-marketplace ivanmisic.net Claude Code plugin marketplace: senior-review role lenses, dev-workflow generators, anti-s | 2 | Claude Code, Codex, OpenCode | 2 | 1,547 tok |
| ryan-mt/mission Mission — strict 3-role orchestration plugin for Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 3,525 tok |
| paultaki/claude-skill-usage See which Claude skills you actually use — and what to keep, modernize, turn off, or prune | 2 | Claude Code, Codex, OpenCode | 2 | 698 tok |
| hamzaPixl/pixl-ai AI dev platform — orchestration engine + Claude Code crew plugin | 2 | Claude Code, Codex, OpenCode | 2 | 2,689 tok |
| ngvoicu/opencode-claude-code-memory OpenCode plugin for Claude Code memory that shares local Claude Code memory with OpenCode | 2 | Claude Code, Codex, OpenCode | 2 | 426 tok |
| qa-vault/codelore Claude Code & Codex CLI plugin: skills for critically exploring and documenting code | 2 | Codex, OpenCode | 1 | 1,290 tok |
| bhanu91221/sfdx-iq claude-sfdx-iq is a Claude Code plugin that transforms Claude into an expert Salesforce de | 2 | Claude Code, Codex, OpenCode | 2 | 2,687 tok |
| quangphu1912/codebase-analyzer Progressive-depth codebase analysis and reverse engineering plugin for Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 519 tok |