32,008 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 agents7,622Claude Code6,647Data and AI3,678Backend and APIs3,504Languages3,404Planning3,218Git and workflow3,203Code review2,744Testing2,378Memory and context2,367Writing and docs2,318DevOps and cloud2,312Research2,291Frontend2,259Security2,027Productivity1,717
All Claude Code32,008 Codex23,279 OpenCode22,224 GitHub Copilot3,555 Gemini CLI1,920 Cursor1,736 Windsurf139 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| cloudbees-oss/devops-agent-kit Turn your AI coding assistant into a DevOps-specialized agent using the CloudBees Unify MC | 3 | Claude Code | 2 | 1,522 tok |
| taboola/realize-claude-plugin | 3 | Claude Code | 1 | 6,359 tok |
| julianoczkowski/create-trimble-app Interactive CLI to scaffold Modus 2.0 web apps for React, Angular & SolidJS. Bundled templ | 3 | Claude Code | 1 | 1,746 tok |
| BanibrataChatterjee/AwesomeSalesforceSkills Reusable Salesforce skills library for AI coding agents. 100+ skills across Admin, Dev, De | 3 | Claude Code, Codex, OpenCode | 2 | 3,090 tok |
| chan4lk/claude-multi-channel-discord Project-aware Discord bot for Claude Code: per-channel system prompts, history, and git/PR | 3 | Claude Code | 1 | 7,373 tok |
| EdenGibson/wezterm-quota-limit WezTerm plugin that displays Claude API usage quota in the status bar | 3 | Claude Code | 1 | 392 tok |
| anicol/engineering-agents AI agents for engineering management — Claude Code plugin | 3 | Claude Code | 1 | 1,576 tok |
| oculus-samples/Unity-VirtualCameraPublisher A Sample Project for the Virtual Camera Publisher API in Unity | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 1,080 tok |
| redhat-vmeperf/agent-tasks-template AI/LLM Agent Tasks Template | 3 | Claude Code, Codex, OpenCode | 2 | 334 tok |
| skilletmd/skillet skillet.md Registry and sync system for agent skills. Publish a skill once, run it in every agent run | 3 | Claude Code | 1 | 2,686 tok |
| pgagarinov/awesome-claude-code Claude Code training materials, documentation, and exercises | 3 | Claude Code | 4 | — |
| Datarails/dr-claude-code-plugins-re Datarails research plugins for claude | 3 | Claude Code | 1 | 10,071 tok |
| gpambrozio/ClaudeCodePlugins A curated marketplace of Claude Code plugins for various development workflows | 3 | Claude Code, Codex, OpenCode | 3 | 2,331 tok |
| axisrow/claude_code_gmail_plugin | 3 | Claude Code | 2 | 887 tok |
| jorgsowa/claude-php-lsp-plugin | 3 | Claude Code | 1 | 987 tok |
| weteach-app/copilot Example of instructions and agents that can be used with GitHub Copilot | 3 | Claude Code, Codex, GitHub Copilot | 14 | 15,227 tok |
| CraigWhite81/copilot-studio-skills Use the ROCKET framework skill to improve Copilot Studio agent instructions | 3 | Claude Code, Codex | 1 | — |
| swen128/claude-plugins Claude Code plugin marketplace | 3 | Claude Code | 1 | 355 tok |
| S13G/engineering-standards-plugin Cross-domain software engineering standard principles for AI coding agents (Claude Code, C | 3 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 3,971 tok |
| neoeinstein/claude-plugins | 3 | Claude Code | 1 | 450 tok |
| gautam-achieveai/ClaudePlugins Custom Claude Code plugins — skills, agents, commands, and MCP integrations for Azure DevO | 3 | Claude Code, Codex, OpenCode | 2 | 2,100 tok |
| naporin0624/claude-web-audit-plugins | 3 | Claude Code | 2 | 1,612 tok |
| djenriquez/claude-plugins Custom Claude Code plugins, skills, and agents | 3 | Claude Code | 1 | 1,468 tok |
| mrstroz/claude-code-plugins | 3 | Claude Code | 1 | 12,488 tok |
| tomoking2004/claude-plugins A collection of Claude Code plugins unified by a single standard of beauty. | 3 | Claude Code | 3 | 163 tok |
| iamcxa/kc-claude-plugins Claude Code plugin marketplace — curated plugins for browser E2E testing and more | 3 | Claude Code | 1 | 2,405 tok |
| barnburner121/claude-plugin-marketplace The largest Claude Code plugin marketplace. 500 plugins, 600+ developer tools in one MCP s | 3 | Claude Code | 1 | 300 tok |
| bvdr/claude-plugins A curated collection of custom Claude Code skills for macOS productivity and development w | 3 | Claude Code | 1 | 1,011 tok |
| SkillPanel/claude-plugins | 3 | Claude Code | 1 | 374 tok |
| denisraison/claude-plugins Tooling for running AI coding agents in production workflows. | 3 | Claude Code | 1 | 560 tok |
| pokutuna/claude-plugins | 3 | Claude Code | 3 | 488 tok |
| zackbart/agent-plugins Personal Claude Code plugin marketplace - claude-hud, motif, helm | 3 | Claude Code | 1 | 675 tok |
| radumarias/xorio-claude-plugin How I'm using claude code | 3 | Claude Code | 1 | 3,258 tok |
| caseyWebb/elm-claude-plugin Claude Code Plugin for Elm | 3 | Claude Code | 1 | 362 tok |
| iofold/ainative-claude-plugins | 3 | Claude Code | 1 | — |
| hidetsugu-miya/claude-plugins | 3 | Claude Code, Codex, OpenCode | 6 | 1,318 tok |
| ory/claude-plugins | 3 | Claude Code | 1 | 324 tok |
| lucasnad27/claude-plugins Claude Code plugins for enhanced development workflows. Includes Research → Plan → Impleme | 3 | Claude Code | 1 | 271 tok |
| krmcbride/claude-plugins Claude Code plugin marketplace | 3 | Claude Code | 1 | 1,641 tok |
| 7tsuno/claude-plugins Claude Code skill for executing multiple prompts sequentially with physical isolation | 3 | Claude Code | 1 | — |
| jskswamy/claude-plugins A curated collection of Claude Code plugins focused on developer workflows, code generatio | 3 | Claude Code, Codex, OpenCode | 3 | 2,178 tok |
| loveautomate/ai-qa-agent | 3 | Claude Code, Codex, OpenCode | 2 | 574 tok |
| kelsocelso/cortex A cortex for your AI — memory, routing, and planning so it doesn't start every session fro | 3 | Claude Code | 1 | 1,012 tok |
| ypolon7kiy/akashi VS Code Extension For LLMs related files. | 3 | Claude Code, Codex, OpenCode | 7 | 1,034 tok |
| wri/wri-design-systems wri.github.io WRI UI Library | 3 | Claude Code | 3 | — |
| Glavin001/vibe-land-old A lightweight 3D web-based multiplayer starter kit using Three.js, React, and SpacetimeDB. | 3 | Claude Code, Codex, OpenCode | 2 | 1,756 tok |
| WenBin6/thesis-md-word-workflow A standard SOP skill for quickly drafting papers with AI tools, which can be combined with | 3 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,153 tok |
| rileyhilliard/agentrc Write your agent rules once | 3 | Claude Code | 1 | — |
| XelaNull/Claude_Samantha Samantha oversight and system prompt | 3 | Claude Code, Codex, OpenCode | 27 | 2,277 tok |
| RajanChavada/Rosetta CLI tool that scaffolds and syncs agentic AI rules/skills across distinct and fragmented I | 3 | Claude Code, GitHub Copilot, Cursor | 3 | 1,849 tok |