6,003 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 Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| anombyte93/prd-taskmaster Zero-config goal-to-tasks engine for Claude Code (the Atlas engine). Graded PRD validation | 594 | Claude Code, Codex, OpenCode | 2 | 3,369 tok |
| 514-labs/moosestack docs.fiveonefour.com The agent harness for building analytics into your app on top of ClickHouse, Redpanda and | 589 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,316 tok |
| stevesolun/ctx stevesolun.github.io Repo-aware recommendations for skills, agents, MCP servers, and model harnesses. Use your | 583 | Claude Code, Codex, OpenCode | 26 | 1,700 tok |
| chainloop-dev/chainloop docs.chainloop.dev SDLC evidence store and policy engine for your Software Supply Chain attestations, SBOMs, | 583 | Claude Code | 11 | 3,548 tok |
| kunchenguid/dotfiles Kun's dotfiles for agentic engineering | 571 | Claude Code, Codex, OpenCode | 3 | 242 tok |
| smallnest/autoresearch autodevelop： autoresearch for software development | 570 | Claude Code, Codex, OpenCode | 2 | 3,439 tok |
| wuxiran/cc-pane Multi-instance split-pane manager for Claude Code — a cross-platform desktop app built wit | 564 | Claude Code, Codex, OpenCode | 29 | 24,495 tok |
| HoangNguyen0403/agent-skills-standard npmjs.com A collection of Agent Skills Standard and Best Practice for Programming Languages, Framewo | 563 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,162 tok |
| backblaze-labs/genblaze blze.ai Genblaze is an open source Python SDK for orchestrating generative AI media pipelines acro | 558 | Claude Code, Codex, OpenCode | 10 | 1,282 tok |
| WoJiSama/skill-based-architecture A meta-skill that produces skills. Point it at any codebase and it distills the project's | 554 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 7 | 2,454 tok |
| joske/yserver A modern X11 server written from scratch in Rust. | 554 | Claude Code, Codex, OpenCode | 2 | 501 tok |
| TheDecipherist/claude-code-mastery thedecipherist.com The complete guide to Claude Code: CLAUDE.md, hooks, skills, MCP servers, and commands | 546 | Claude Code | 1 | 676 tok |
| warpdotdev/common-skills | 543 | Claude Code, Codex | 27 | — |
| harbor-framework/terminal-bench-science terminal-bench-science.ai Terminal-Bench-Science: Evaluating AI agents on research workflows across scientific domai | 539 | Claude Code, Codex, OpenCode | 5 | 12,602 tok |
| kentcdodds/kody kody.codes 🐨 Your assistant's home — the memory, keys, code, and automations your AI agent keeps, po | 538 | Claude Code, Codex, OpenCode | 10 | 926 tok |
| evolution-foundation/evo-nexus openclaude.evolutionfoundation.com.br The open source operating system for AI-powered businesses | 532 | Claude Code | 5 | — |
| ArtemXTech/personal-os-skills lab.artemzhutov.com Claude Code skills for Obsidian | Claude Code x Obsidian Lab starts May 5 | 532 | Claude Code | 1 | 449 tok |
| chorus-codes/chorus chorus.codes Multi-LLM peer review for code decisions. Bring your own CLI; Chorus convenes 2-4 other LL | 531 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| vanzan01/claude-code-sub-agent-collective 🧠 Context Engineering Research - Not just another agent collection, but using research | 521 | Claude Code | 1 | 2,366 tok |
| jaylfc/taOS taos.my Self-hosted AI agent OS. Your memory, chat, agents, and files stay on hardware you own, of | 518 | Claude Code, Codex, OpenCode | 4 | 258 tok |
| superdesigndev/superdesign-skill superdesign.dev The design skill for Claude Code, Cursor and any coding agent. Stop shipping AI-slop UI: t | 518 | Claude Code, Codex, OpenCode | 2 | 1,701 tok |
| esbmc/esbmc esbmc.org The efficient SMT-based context-bounded model checker (ESBMC) | 517 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 7,215 tok |
| muthuishere/mcp-server-bash-sdk MCP server SDK/example implemented entirely in bash — build a Model Context Protocol serve | 515 | Claude Code | 13 | 2,713 tok |
| rsmdt/the-startup r16t.com The Agentic Startup - A collection of Claude Code commands, skills, and agents. | 513 | Claude Code, Codex, OpenCode | 2 | 1,940 tok |
| nodetool-ai/nodetool nodetool.ai Open-Source Creative AI Workspace | 513 | Claude Code, Codex, GitHub Copilot, OpenCode | 51 | 19,021 tok |
| antgroup/vsag vsag.io vsag is a vector indexing library used for similarity search. | 507 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,446 tok |
| duckbugio/flock roost.duckbug.io Autonomous AI dev-team bot | 505 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 393 tok |
| iusztinpaul/designing-real-world-ai-agents-workshop academy.towardsai.net Hands-on workshop: Build a multi-agent AI system from scratch — Deep Research Agent + Writ | 504 | Claude Code, Codex, OpenCode | 24 | 843 tok |
| Th0rgal/sandboxed.sh sandboxed.sh Safe runtime for autonomous on-chain AI agents: isolated sandboxes, Library skills, encryp | 503 | Claude Code, OpenCode | 2 | — |
| me2resh/apexyard apexyard.ai Your AI engineering org, governed. Ship agent-built code safely to production. | 499 | Claude Code, Codex, OpenCode | 7 | 11,601 tok |
| nishimoto265/Claude-Code-Communication | 497 | Claude Code | 1 | 163 tok |
| Kohaku-Lab/KohakuTerrarium terrarium.kohaku-lab.org KohakuTerrarium is a general-purpose AI agent framework and batteries-included app for bui | 497 | Claude Code, Codex, OpenCode | 2 | 17,134 tok |
| jbarbier/CLAUDE.md One CLAUDE.md to make your coding agent ship like a senior engineer. Drop-in for Claude Co | 496 | Claude Code, Codex, OpenCode | 2 | 9,387 tok |
| halby24/RenderDocMCP | 488 | Claude Code | 3 | 1,504 tok |
| risa-labs-inc/BossConsole bossconsole.ai Open-source, multi-platform harness for AI agents - a native, multi-threaded operator's co | 487 | Claude Code, Codex, OpenCode | 2 | 15,182 tok |
| Gennadiyev/STS2MCP Full agentic runs for Slay the Spire 2. A mod that exposes in-game state, and the MCP serv | 484 | Claude Code, Codex, OpenCode | 2 | 820 tok |
| agentregistry-dev/agentregistry aregistry.ai Fast-track AI innovation with a centralized, trusted, curated registry | 484 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,915 tok |
| lllllllama/RigorPilot-Skills README-first research reproduction skills with bounded execution, auditable evidence, and | 484 | Claude Code, Codex, OpenCode | 5 | 799 tok |
| Hainrixz/whatsapp-agentkit hainrixz.github.io Construye tu agente de WhatsApp con IA en menos de 30 minutos. Claude Code te entrevista y | 484 | Claude Code | 2 | 19,126 tok |
| huiliyi37/Tianshu-harness Tianshu (天枢) is a terminal programming Agent runtime based on harness engineering (Tui X G | 484 | Claude Code, Codex, OpenCode | 2 | 9,364 tok |
| a2aproject/a2a-java a2aproject.github.io Official Java SDK for the Agent2Agent (A2A) Protocol | 483 | Claude Code, Codex, OpenCode | 5 | 1,818 tok |
| juxt/allium allium-lang.org The specification language that talks back | 482 | Claude Code | 5 | — |
| xiaods/k8e k8e.sh k8e.sh - OpenSource Agentic AI Sandbox Matrix | 481 | Claude Code, Codex, OpenCode | 2 | 3,367 tok |
| instructure/instructure-ui instructure.design A UI Component Library made by Instructure, Inc. | 480 | Claude Code | 8 | 993 tok |
| ag-grid/ag-charts charts.ag-grid.com AG Charts is a fully-featured and highly customizable JavaScript charting library. The pro | 480 | Claude Code, Codex, OpenCode | 9 | 1,583 tok |
| n8n-io/skills | 479 | Claude Code | 1 | 1,914 tok |
| managedcode/dotnet-skills skills.managed-code.com Installable .NET skill catalog and CLI for Codex, Claude Code, GitHub Copilot, and Gemini. | 477 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 13,858 tok |
| davekilleen/Dex Your AI Chief of Staff — a personal operating system starter kit that adapts to your role. | 475 | Claude Code, Codex, OpenCode | 9 | 10,610 tok |
| obra/episodic-memory | 472 | Claude Code | 1 | 1,687 tok |
| duolahypercho/fusion-fable Fuse two frontier models into one Fable-tier answer: Opus 4.8 drafts, a second model (Opus | 471 | Claude Code | 1 | 15,713 tok |