24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| easyvibecoding/vibe-resume Turn your AI coding history (Claude Code, Cursor, Copilot, ChatGPT exports, git commits) i | 4 | Claude Code, Codex, OpenCode | 2 | 4,077 tok |
| Genocs/genocs-library genocs.com Enterprise library to build .NET microservice solution | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Kiro | 13 | 959 tok |
| afernandes/Omni.Blazor afernandes.github.io Blazor Components | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 6,038 tok |
| morellid/ai-act-skill EU AI Act compliance skill for engineers — Reg. (EU) 2024/1689. Works with Claude Code, Op | 4 | Codex, OpenCode | 1 | 1,830 tok |
| sublimotion/agent-aiops-on-aws Claude Code plugin for AWS infrastructure automation using Terraform with security scannin | 4 | Claude Code, Codex, OpenCode | 5 | 6,911 tok |
| lockelee1015/claude-code-chat-intellij the intellij plugin of claude code as chat mode | 4 | Claude Code, Codex, OpenCode | 2 | 1,578 tok |
| andrewm4894/claude-log-cleaner Claude Code plugin to auto-delete session logs after configurable retention period | 4 | Claude Code, Codex, OpenCode | 2 | 761 tok |
| euxx/claude-skills-for-copilot GitHub Copilot agent skills adapted from Anthropic Claude plugins and OpenAI Codex Skills | 4 | Claude Code, Codex, OpenCode | 1 | 1,567 tok |
| DataRecce/recce-claude-plugin | 4 | Claude Code, Codex, OpenCode | 2 | 3,030 tok |
| 4rgon4ut/cc-zig-lsp Zig LSP plugin for Claude Code | 4 | Codex, OpenCode | 1 | 242 tok |
| jhoblitt/rook-claude Claude Code plugin marketplace for rook maintainers: code review, triage, and systemic-PR | 4 | Codex, OpenCode | 1 | 802 tok |
| cpliakas/claude-code-engineering-leaders A Claude Code plugin providing engineering leadership agents — the virtual leadership team | 4 | Claude Code, Codex, OpenCode | 2 | 1,717 tok |
| fokkoru/ai-foo Reusable Claude Code plugins for development workflow | 4 | Claude Code, Codex, OpenCode | 2 | 3,995 tok |
| lespaceman/athena-workflow-marketplace A private claude plugin marketplace | 4 | Claude Code, Codex, OpenCode | 2 | 3,962 tok |
| agentic-utils/skills Custom Claude Code plugin marketplace with LSP servers (ty, Svelte) | 4 | Codex, OpenCode | 1 | 1,069 tok |
| jsell-rh/agentic-development-plugins Claude Code Plugins for Semi-Autonomous Agentic Development | 4 | Claude Code, Codex, OpenCode | 2 | 2,275 tok |
| tajmahal226/compound-engineering-plugin every.to Official Claude Code compound engineering plugin | 4 | Claude Code, Codex, OpenCode | 4 | 3,629 tok |
| IT-HUSET/andthen Coding agent toolkit with workflows, guidelines, and plugins for Claude Code and other age | 4 | Claude Code, Codex, OpenCode | 4 | 3,967 tok |
| SoraSuegami/vibe-circuit Claude code plugin for vibe-coding circuits of programable cryptography (e.g., ZKPs) and t | 4 | Claude Code, Codex, OpenCode | 2 | 866 tok |
| vokako/kiro-web-search pypi.org Minimal MCP server exposing a web_search tool over stdio. Install in Claude Code via /plug | 4 | Claude Code, Codex, OpenCode | 1 | 1,017 tok |
| zbs-gg/zbs-researcher ZBS Research — plan-first multi-platform research plugin (Claude Code) + design/ideation/e | 4 | Claude Code, Codex, OpenCode | 12 | 2,105 tok |
| bytemines/sherpai Don't free-solo your code. Let Sherpai guide the climb with this Claude Code Plugin. | 4 | Codex, OpenCode | 1 | 185 tok |
| cluesmith/ci-channel Claude Code channel plugin for real-time CI/CD notifications (GitHub Actions, GitLab CI, G | 4 | Claude Code, Codex, OpenCode | 2 | 3,406 tok |
| ekroon/opencode-copilot-instructions OpenCode plugin that loads GitHub Copilot custom instruction files | 4 | Codex, GitHub Copilot, OpenCode | 4 | 1,315 tok |
| pplancq/copilot-instructions A comprehensive guide of best practices, coding rules, and workflow automation for AI-assi | 4 | Claude Code, Codex, GitHub Copilot | 13 | 29,023 tok |
| Ayont/ayontclaudian ayontclaudian — Obsidian plugin embedding Claude Code, Codex, Antigravity & Kimi coding-ag | 4 | Claude Code, Codex, OpenCode | 2 | 4,458 tok |
| flanliulf/SpecLite Enterprise-grade workflow plugin for coding agents, with a complete and actionable AI deve | 4 | Claude Code, Codex, OpenCode | 5 | 81 tok |
| jpantsjoha/googlecloud-plugin A full Google Cloud delivery team for your coding agent — vendor-objective solution design | 4 | Codex, Gemini CLI, OpenCode | 2 | 985 tok |
| packtman/AI-Tools-Secure-Configs | 4 | Codex, OpenCode | 1 | 460 tok |
| madebywild/agent-rules wild.as Convert one set of agent rules into many providers' compliant versions | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,060 tok |
| HaoweiChan/tinboker tinboker.com Taiwanese stock & podcast intelligence — TW/US stock dashboard, relationship graph explore | 4 | Claude Code, Codex, OpenCode | 18 | 2,293 tok |
| jedmamosto/open-agent-engine The open-source compiler & multi-agent runtime for coding agents | 4 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| tungpsit/haki-skills AI workflow system — project initialization, task planning, and execution with TDD-first a | 4 | Claude Code, Codex | 25 | — |
| Desquared/agents-rules-skills | 4 | Codex, OpenCode | 1 | 1,445 tok |
| Garyzhu-hub/software-controlled-skills | 4 | Claude Code, Codex, OpenCode | 4 | 292 tok |
| Haroon966/pinky-cursor | 4 | Claude Code, Codex, OpenCode | 2 | 1,860 tok |
| maccman/ai-expo-starter-template An AI ready starter template for building react-native apps | 4 | Codex, OpenCode | 1 | 2,116 tok |
| lesleslie/spline-mcp MCP server for Spline.design 3D scene orchestration | 4 | Claude Code, Codex, OpenCode | 2 | 1,306 tok |
| alaarab/phren Personal AI knowledge system for Claude Code. Machine profiles, skills, MCP server. | 4 | Claude Code, Codex, OpenCode | 1 | 6,528 tok |
| VoytechG/spec-driven-development Multi-area spec-driven development plugin for Claude Code, Codex, and Gemini CLI. Loads th | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 868 tok |
| Data-Wise/craft data-wise.github.io Full-stack developer toolkit - 86 commands, 8 agents, 21 skills for code, git, docs, testi | 4 | Claude Code, Codex, OpenCode | 2 | 1,745 tok |
| nbiish/gikendaasowin-aabajichiganan-mcp ᑭᑫᓐᑖᓱᐎᓐ ᐋᐸᒋᒋᑲᓇᓐ - Gikendaasowin Aabajichiganan - Cognitive Tools MCP server implemented fr | 4 | Codex, OpenCode | 1 | 801 tok |
| tkellogg/postal-mcp A mailbox system for two or more agents to communicate via MCP | 4 | Codex, OpenCode | 1 | 52 tok |
| redhat-community-ai-tools/igloo-mcp An unofficial MCP server for Igloo - a workspace intranet platform. | 4 | Codex, OpenCode | 1 | 361 tok |
| loong95/javadoc-mcp An MCP (Model Context Protocol) server that lets AI assistants browse JavaDoc documentatio | 4 | Codex, OpenCode | 1 | 530 tok |
| Sighthesia/interactive-choice-mcp An MCP Server that enables AI to provide options and launch an interactive interface for u | 4 | Claude Code, Codex, OpenCode | 7 | 3,094 tok |
| isaaccorley/planetary-computer-mcp A MCP Server for querying and downloading satellite imagery from the Planetary Computer ST | 4 | Codex, OpenCode | 1 | 1,493 tok |
| Timorleiderman/OpticMCP AI vision | 4 | Codex, OpenCode | 1 | 221 tok |
| autonull/mcplogic adapted from: https://github.com/angrysky56/mcp-logic/ | 4 | Codex, OpenCode | 1 | 350 tok |
| bablulawrence/ms-fabric-mcp-server MCP server for Microsoft Fabric with tooling support for workspaces, Notebooks, Livy, Pipe | 4 | Codex, OpenCode | 1 | 777 tok |