Building agents

6,130 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 Code6,614Data and AI3,687Backend and APIs3,492Languages3,397Planning3,211Git and workflow3,159Code review2,735Memory and context2,362Testing2,357DevOps and cloud2,306Writing and docs2,299Research2,296

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
yschimke/skills yschimke.github.io Helping the Agents Compose the Things 2 Claude Code, Codex, OpenCode 2 706 tok
FluxonLab/Skillry fluxonlab.com Installable, permission-bounded, multi-platform agent skills & subagents for Claude Code, 2 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 6,159 tok
Supersynergy/agent-token-saver-skill-router Your agent reads the few skills a task needs, not forty. Picks none, one, or a small bound 2 Claude Code, Codex, OpenCode 2 250 tok
markskrypka/stem stem.cooking Engineering discipline for coding agents: size the work, keep every change on the record, 2 Claude Code, Codex, Gemini CLI, OpenCode 3 285 tok
shengyy/agent-skills Reusable AI agent skills for Claude Code / Codex — install with npx skills 2 Claude Code, Codex, OpenCode 2 676 tok
marcusrbrown/dev-like mrbro.dev Profile a shop's engineering culture from public sources and install develop-like-<target> 2 Claude Code, Codex, OpenCode 1 222 tok
gericke98/skillwright Show your browser a task once. Get a self-healing Agent Skill any agent (Claude, OpenAI, … 2 Claude Code 1 192 tok
Tradebaas/Groundwork tradebaas.github.io The operating system for AI-built software: one rulebook, a skill library, project memory 2 Claude Code, Codex, OpenCode 5 2,437 tok
zmij/agent-kb Drop-in Qdrant-backed knowledge base for LLM coding agents, exposed over MCP 2 Claude Code, Codex, OpenCode 2 1,260 tok
shennawardana23/skillme :page_facing_up: Skillme — Agent Skills Production-grade engineering skills for AI coding 2 Claude Code 1 45 tok
vinayaklatthe/microsoft-security-agent-toolkit Action layer for Microsoft Security AI agents - MCP servers, KQL snippets, Logic Apps temp 2 Claude Code, GitHub Copilot, Cursor 3 1,694 tok
yu-iskw/skill-inspector npmjs.com A sophisticated tool designed to bring quality and security to the world of AI Agent Skill 2 Claude Code, Codex, OpenCode 2 617 tok
Rayan55050/progressive-agent Provide a customizable AI assistant on Telegram with multiple tools, skills, and monitors 2 Claude Code, Codex, OpenCode 2 1,573 tok
programmingWTF/repo-standardizer clawhub.ai Agent skill: polish any GitHub repo's surface — labels, issue forms, PR template, CI, bran 2 Claude Code, Codex, OpenCode 2 751 tok
broomva/autoany Evaluator-Governed Recursive Improvement (EGRI) — turn ambiguous goals into safe, measurab 2 Claude Code 1 512 tok
Cratis/AI Free, MIT-licensed AI skills, rules, and agent guidance for building event-sourced and CQR 2 Claude Code, Codex, GitHub Copilot, OpenCode 3 26 tok
reyhan8543/agent-md Install portable agent rules, hooks, and task state for coding agents to stop guessing and 2 Claude Code, Codex 1 2,048 tok
cubxxw/agent-kit Public, versioned Agent Skills to safely bootstrap and sync Claude Code, Codex, Qwen Code, 2 Claude Code, Codex, OpenCode 4 188 tok
pantheon-org/claude-code-personalities Give Claude Code some personalities 2 Claude Code, Codex, OpenCode 2 2,421 tok
krzysztofdudek/UrdSkill Your agent hits a gap in the spec and guesses. Urd makes it stop and ask instead. 2 Claude Code 1 1,037 tok
gf-labs/claude-toolbox Session lifecycle management for Claude Code — orientation, checkpointing, archival, healt 2 Claude Code 2 1,367 tok
getskillseal/skillseal getskillseal.github.io Self-verifying agent skills. Your seal of approval. 🦭 2 Claude Code, Codex, OpenCode 2 751 tok
moruno21/agents-concerto Multi-agent development orchestrator on Claude Code: dispatch by complexity, implement in 2 Claude Code 2 4,187 tok
howar31/magi-workflow Multi-model workflow plugin for Claude Code: MAGI weighted voting + cross-CLI orchestratio 2 Claude Code 1 626 tok
openconclave/oc openconclave.com Multi-agent conclave platform — wire Claude Code, Ollama, and OpenAI-compatible models int 2 Claude Code 1 1,417 tok
navraj007in/architecture-cowork-plugin arch0.ai Architecture cowork plugin for Claude Code — 35+ commands for AI-powered architecture desi 2 Claude Code, Codex, OpenCode 2 13,740 tok
uHappyLogic/cairn Milestone-driven development workflow for Claude Code and Google Antigravity. 2 Claude Code, Codex, OpenCode 3 19,898 tok
Attemainio/dotnet-toolkit AI-native .NET code intelligence for faster, more accurate codebase navigation with lower 2 Claude Code, Codex, OpenCode 3 3,582 tok
ZGhey/tokibean zghey.github.io 🫘 Claude Code desktop pet — a pixel mascot that animates what Claude Code is doing in rea 2 Claude Code, Codex, OpenCode 2 8,451 tok
YousefNabil-SOC/claude-apex Public mirror + teaching install of my Claude Code environment: 1,276 skills, 185 agents, 2 Claude Code 1 2,516 tok
Paretofilm/superpowers-gstack How to use Superpowers and GStack together with Claude Code. Workflow manual, routing plug 2 Claude Code 2 7,632 tok
ForgeyClap/claude-forge Zero-dependency multi-agent build, automation and review system for Claude Code. 18 agents 2 Claude Code, Codex, OpenCode 73 4,775 tok
multiplex-ai/muggle-ai-teams muggletest.com AI workflow for Claude Code — describe what you want, get production-grade results. Code, 2 Claude Code 1 1,105 tok
SatoruoGojoo/octopus harness plugin 2 Claude Code 1 3,497 tok
AgenticPawan/FullStack-Pilot Claude Code plugin marketplace for Angular + .NET + SQL Server + Azure - governance skills 2 Claude Code, Codex, OpenCode 2 7,870 tok
tbhb/social-skills Weaponized personality modules for AI agents — skills that teach your coding agent the cor 2 Claude Code, Codex, OpenCode 3 1,190 tok
rubenCodeforges/codeforges-claude-plugin Production-ready Claude Code plugin with specialized agents for deep code analysis, perfor 2 Claude Code 1 2,014 tok
zircote-plugins/github-agentic-workflows Claude Code plugin for authoring, validating (via gh aw compile), and improving GitHub Age 2 Claude Code, Codex, GitHub Copilot, OpenCode 3 3,298 tok
teranos/ground Ground Control for Claude Code 2 Claude Code 1 518 tok
JiaWeiXie/swarm-pi-code-plugin connects Claude Code and Codex to a bounded Pi coding worker for repository-grounded analy 2 Claude Code, Codex, OpenCode 2 451 tok
AgentureHQ/agenture-loop agenture.dev Claude Code plugin that enables AI agents to own full SDLC phases 2 Claude Code 2 1,963 tok
kimmingul/xllm kimmingul.github.io xllm plugin — cross-vendor LLM advisor plugin for agentic CLIs ( Claude Code, Codex, Grok 2 Claude Code, Codex, OpenCode 2 710 tok
servagent/servagent servagent.org Servagent is an MCP (Model Context Protocol) server that enables a remote AI to take full 2 Claude Code, Codex, OpenCode 2 4,481 tok
shofer-dev/claude-code-second-brain shofer.dev A cheap background model that watches your session over its shoulder and, when — and only 2 Claude Code, Codex, OpenCode 2 516 tok
nanohype/nanohype Template catalog and SDK for AI subsystems — agents, RAG, MCP servers, eval harnesses, inf 2 Claude Code, Codex, OpenCode 2 4,225 tok
augmnt/mindcache usemindcache.com Your Obsidian vault, connected to AI. Open-source MCP server. 2 Claude Code 1 542 tok
SanDiegoAIStudio/mcp-context-manager Automated MCP discovery and context optimization for Claude Code. Save 90% of your context 2 Claude Code, Codex, OpenCode 2 1,387 tok
rahulcvwebsitehosting/wayfinder Local-first open-source browser agent with MCP server & visual workflows 2 Claude Code 17
Anselmoo/mcp-zen-of-languages anselmoo.github.io 🌍 Multi-language architectural and idiomatic code analysis via MCP server 🔧 and CLI 💻. 2 Claude Code, GitHub Copilot 13 7,421 tok
Vvkmnn/claude-orator-mcp 🪶 An MCP server for prompt optimization in Claude Code 2 Claude Code 1