4,840 projects whose own agent configuration covers building agents. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| okzero/skillmesh-cli Multi-agent, multi-machine skill sync via any cloud drive. Peer-to-peer, lifecycle-complet | 4 | Codex, OpenCode | 1 | 384 tok |
| sandboard-app/sandboard sandboard.io Coordinate coding agents from a project board. Run tasks in OpenShell sandboxes and review | 4 | Claude Code, Codex, OpenCode | 3 | 1,347 tok |
| jgiox/goodvibes One command. Production-grade project. No config. | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 15 | 6,796 tok |
| programasweights/rules-as-programs | 4 | Codex, OpenCode | 1 | 2,831 tok |
| rdudov/task-agent Generic task-first autonomous agent workspace template | 4 | Claude Code, Codex, OpenCode | 2 | 5,319 tok |
| Rebell-Leader/SpatialAI_MCP Empowering spatial transcriptomics research by providing AI agents with a standardized int | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 9,039 tok |
| Gargeya-Grey/TwinAatma | 4 | Codex, OpenCode | 1 | 612 tok |
| rkttu/cadenza A custom MSBuild SDK family for writing console, worker, and web .NET apps as single .cs f | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,742 tok |
| thinkitpossible/skill-hr skillhr.coze.site skillhr is HR for the Skill ecosystem: an open-source Agent Skill that matches, recruits, | 4 | Codex, OpenCode | 1 | 238 tok |
| martinnaithani/Fireteam File-based coordination protocol for AI coding agent squads. Drop .fireteam/ into your pro | 4 | Claude Code, Codex, OpenCode | 2 | 2,293 tok |
| moasq/ios-dev-agent Universal iOS development agent - skills, rules, MCP servers for Claude Code, Codex, Curso | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 725 tok |
| legendtkl/agents-md-polish a skill to polish AGENTS.md for coding agent better context. | 4 | Claude Code, Codex, OpenCode | 2 | 517 tok |
| renanflustosa/octo-cluster All-in-one local harness for AI-assisted dev — RAG, memory, token economy, and verify gate | 4 | Codex, OpenCode | 1 | 532 tok |
| an8079/take-skills | 4 | Claude Code, Codex, OpenCode | 2 | 1,439 tok |
| asaphe/promptcraft various rules, prompts and other settings used with various AI tools | 4 | Claude Code, Codex, OpenCode | 3 | 1,078 tok |
| Korner83/ai-development-methodology Methodology for running software projects where humans and AI agents collaborate as peers. | 4 | Codex, OpenCode | 1 | 784 tok |
| greglas75/codesift codesift.dev Token-efficient code intelligence for AI agents — 66 MCP tools via tree-sitter AST, BM25F | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 25,440 tok |
| yapota2018/affaan-m-everything-claude-code | 4 | Claude Code, Codex, OpenCode | 58 | — |
| bengous/claude-code-plugins Opinionated plugins and workflow extensions for Claude Code. | 4 | Claude Code, Codex, OpenCode | 7 | 1,134 tok |
| Mazalucas/El-DT-Lightweight-Army El DT is the framework that turns your AI into a Technical Director: it structures the con | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 1,144 tok |
| karak/karak-claude-plugin Claude Code plugin with design documentation skills and specialized agents | 4 | Claude Code, Codex | 2 | — |
| 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 |
| agentic-utils/skills Custom Claude Code plugin marketplace with LSP servers (ty, Svelte) | 4 | Codex, OpenCode | 1 | 1,001 tok |
| jsell-rh/agentic-development-plugins Claude Code Plugins for Semi-Autonomous Agentic Development | 4 | Claude Code, Codex, OpenCode | 2 | 2,275 tok |
| thrashr888/thrashr888-agent-kit Claude Code plugins and marketplace | 4 | Claude Code, Codex, OpenCode | 3 | 1,912 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 | 3,511 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 |
| promptctl/laws Claude Code plugin: laws for writing high quality code and llm guidance | 4 | Claude Code, Codex, OpenCode | 3 | 200 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 |
| prathamdby/skills 📚 A collection of my day-to-day skills. | 4 | Codex, OpenCode | 1 | 1,387 tok |
| jedmamosto/open-agent-engine The open-source compiler & multi-agent runtime for coding agents | 4 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| Desquared/agents-rules-skills | 4 | Codex, OpenCode | 1 | 1,445 tok |
| Garyzhu-hub/software-controlled-skills | 4 | Claude Code, Codex, OpenCode | 4 | 292 tok |
| koldovsky/project-factory Self-improving, spec-driven multi-agent SDLC delivery framework — agent-agnostic plugin fo | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 795 tok |
| lesleslie/spline-mcp MCP server for Spline.design 3D scene orchestration | 4 | Claude Code, Codex, OpenCode | 2 | 1,308 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 |
| algometrix/second_brain_builder AI-powered Obsidian plugin that turns any topic into a folder of interlinked study notes w | 4 | Claude Code, Codex | 1 | 2,048 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 |
| 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 |
| AmemiyaLai/grasshopper-mcp-workflow | 4 | Claude Code, Codex, OpenCode | 8 | 857 tok |
| dmgrok/mcp_mother_skills dmgrok.github.io A Model Context Protocol (MCP) server that dynamically provisions agent skills based on pr | 4 | Codex, GitHub Copilot | 1 | 1,469 tok |
| rhel-lightspeed/docs2db-mcp-server MCP server providing RAG search capabilities via docs2db-api | 4 | Codex, OpenCode | 1 | 1,526 tok |
| linancn/tiangong-ai-mcp | 4 | Codex, OpenCode | 1 | 593 tok |
| abossard/ledfx-mcp Local MCP to manage a LedFX instance | 4 | Codex, GitHub Copilot, OpenCode | 2 | 1,870 tok |
| Firnschnee/dual-model-mcp A MCP server that queries at the same time Claude Fable 5.1 high and OpenAI GPT-6 Astra hi | 4 | Claude Code, Codex, OpenCode | 2 | 1,546 tok |
| Enablement-Engineering/gobbler enablement-engineering.github.io The missing link between your content and AI. Convert YouTube, documents, web pages, and a | 4 | Claude Code, Codex, OpenCode | 3 | 2,026 tok |
| cirwel/unitares A federation kernel for accountable AI agents. Self-hosted MCP server: identity, claims an | 4 | Claude Code, Codex, OpenCode | 2 | 12,644 tok |