Building agents

6,111 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 Code6,601Data and AI3,691Backend and APIs3,489Languages3,402Planning3,208Git and workflow3,142Code review2,734Memory and context2,361Testing2,349DevOps and cloud2,296Research2,292Writing and docs2,291

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
Synthesys-Lab/assassyn Asynchronous semantics for architectural simulation and synthesis. 70 Claude Code, Codex, Cursor, OpenCode 30 347 tok
TomGranot/hubspot-admin-skills hubspot.granot.io Claude Code skills for auditing, cleaning, enriching, and automating your HubSpot CRM 70 Claude Code 1 346 tok
moshehbenavraham/Ultimate-Agent-Directory moshehbenavraham.github.io 🤖 The most comprehensive directory of AI agent frameworks, platforms, tools, and resource 70 Claude Code, Codex, Gemini CLI, OpenCode 3 2,625 tok
toheart/cursor-agent Use OpenClaw chat conversations to call the local Cursor Agent CLI for in-depth project co 69 Claude Code, Codex, Cursor, OpenCode 10 1,088 tok
remiphilippe/mcp-unreal MCP server that gives AI coding agents (Claude Code, Cursor, etc.) full control over Unrea 69 Claude Code 6 6,281 tok
jaakla/openmapstack AI-agent skill for reproducible, validated GIS analysis — from authoritative data discover 69 Claude Code, Codex, OpenCode 2 1,865 tok
pinecone-io/pinecone-claude-code-plugin The official Pinecone marketplace for Claude Code Plugins 68 Claude Code 1 680 tok
bitsky-tech/AmphiLoop Public agent skills based on Bridgic 68 Claude Code 1 1,194 tok
pulumi/agent-skills Official Pulumi Agent Skills for writing, migrating, and operating infrastructure with AI 68 Claude Code, Codex, OpenCode 2 2,894 tok
antonio-clicktoclose/hormozi-claude-code-brain Drop Alex Hormozi's $100M frameworks into Claude Code and get a free AI business advisor. 68 Claude Code, Codex, OpenCode 6 1,624 tok
lathe-cli/lathe Agentic-friendly CLI generator for APIs: turn Swagger, OpenAPI, and google.api.http protos 68 Claude Code, Codex, OpenCode 2 1,063 tok
boostcampwm-2024/web05-Denamu denamu.dev A place where developers' stories grow, Denamu 🎄 68 Claude Code, GitHub Copilot 12 2,521 tok
Hainrixz/skill-vault tododeia.com Your personal skill library for Claude Code. Organize, analyze, and search skills with bui 67 Claude Code 1 2,594 tok
contentful/skill-kit contentful.github.io TypeScript SDK for building agent skills as typed state machines — define steps, validate 67 Claude Code, Codex, OpenCode 5 2,833 tok
putervision/vision-memory-mcp visionmemorymcp.com Persistent visual cache for LLM-driven software development. Caches screenshots using perc 67 Claude Code, Codex, GitHub Copilot, Windsurf 10 12,965 tok
suxrobGM/jobpilot jobpilot.suxrobgm.net An AI agent that applies to jobs for you - searches boards, tailors your resume, fills app 67 Claude Code, Codex, OpenCode 3 943 tok
ruvnet/federated-mcp This implementation follows the official MCP specification, including proper message frami 67 Claude Code, GitHub Copilot 2 53 tok
impecablemee/gtm-mcp gtm-mcp.com Open-source B2B cold outreach pipeline for Claude Code. One /launch command: find companie 67 Claude Code 23 1,429 tok
MrLesk/agents-council agents-council.com Agent-to-Agent MCP communication tool for feedback requests 67 Claude Code, Codex, Gemini CLI, OpenCode 5 482 tok
dlupiak/claude-session-dashboard Claude Code Session Dashboard — local observability for ~/.claude sessions 67 Claude Code 27 1,151 tok
cmaughan/Draxul 🩸 A Dark Factory agentic project. A Universal console shell, city-as-code metaphor. Cros 67 Claude Code, Codex, Gemini CLI, OpenCode 7 6,124 tok
wingedsheep/argentum-engine magic.wingedsheep.com Magic: The Gathering rules engine + online play platform, in Kotlin 66 Claude Code, Codex, OpenCode 16 3,520 tok
DevelopersGlobal/ai-agent-skills developersglobal.github.io AI agent skills for production grade applications 66 Claude Code, Codex, Gemini CLI, OpenCode 3 925 tok
Jamie-BitFlight/claude_skills Plugins for Anthropic's Claude Code, Codex, Cursor and more 66 Claude Code, Codex, OpenCode 7 2,899 tok
stbenjam/skillsaw skillsaw.org Keep your skills sharp. Intelligence for agent context. 66 Claude Code, Codex, GitHub Copilot, OpenCode 19 17,142 tok
timowhite88/Farnsworth Farnsworth is an autonomous, infinitely-memorable, self-evolving companion AI built entire 66 Claude Code 1 743 tok
dismine/valentina smart-pattern.com.ua DON'T FORK! This is a mirror for Valentina develop branch on GitHub and it's meant to be r 66 Claude Code 3
kinncj/Heimdall Heimdall is a lightweight, cross-platform hardware monitoring system with a real-time term 66 Claude Code, Codex, GitHub Copilot, OpenCode 7 7,135 tok
mnemox-ai/AgentRelay mnemox.ai Verifiable microtask protocol for AI agent collaboration. Task lifecycle, validation engin 65 Claude Code, Codex 2 1,618 tok
MartyBonacci/specswarm specswarm.com SDD Specification driven development orchestration plugins for Claude Code. 65 Claude Code 1 2,691 tok
thienanblog/awesome-ai-agent-skills A curated list of essential skills, tools, and resources for building and enhancing advanc 65 Claude Code, Codex, OpenCode 3 1,116 tok
1ch1n/mychatarchive mychatarchive.com Local-first AI memory archive. Import ChatGPT, Claude, and Grok exports, generate semantic 65 Claude Code 1 422 tok
crystian/skill-map skill-map.ai Map, inspect, and audit AI-agent markdown ecosystems (skills, agents, commands, hooks) as 65 Claude Code, Codex, OpenCode 17 10,079 tok
Viy1204/recruiting-copilot An AI recruitment workflow for HR professionals and headhunters: defining job requirements 65 Claude Code, Codex, OpenCode 1 681 tok
Kastalien-Research/thoughtbox thoughtbox.kastalienresearch.ai Thoughtbox is an intention ledger for agents. Evaluate AI's decisions against its decision 64 Claude Code, Codex, OpenCode 5 4,519 tok
tmchow/agent-skills Cross-platform AI agent skills (SKILL.md) installable via npx skills / gh skills 64 Claude Code, Codex, OpenCode 2 3,586 tok
geekfujiwara/CodeAppsDevelopmentStandard An AI-first development standard for building business systems with Power Platform & Azure 64 Claude Code, Codex, GitHub Copilot 26
whats2000/isaacsim-mcp-server Isaac Simulation MCP Extension and Server 64 Claude Code 1 3,594 tok
rojim666/SztuCode Local-first AI coding Agent supporting TUI/desktop clients, tool permissions, session memo 64 Claude Code 1 286 tok
BetterThanTomorrow/calva-backseat-driver marketplace.visualstudio.com VS Code AI Agent Interactive Programming. Tools for CoPIlot and other assistants. Can also 64 Claude Code, Codex, GitHub Copilot, OpenCode 7 5,540 tok
Superfleys/agent-spec A reusable JSON template that governs how AI coding agents build your software. Defines ag 64 Claude Code 1
shikajiro/claude-code-skill-example This is a sample of Cloud Code Skills. 64 Claude Code 4
chiruu12/OSS-Skills 15 executable skills that walk you through your first open source contribution. Works in C 63 Claude Code, Codex, OpenCode 2 2,191 tok
yfge/ai-video-studio AI video production workflow platform for professional short drama teams. Timeline-first, 63 Claude Code, Codex, Gemini CLI, OpenCode 6 1,434 tok
storybook-astro/storybook-astro storybook-astro.org 63 Claude Code, Codex, OpenCode 8 5,548 tok
Thurbeen/thurbox thurbox.thurbeen.eu TUI for agentic code orchestration 63 Claude Code, Codex 13 3,930 tok
robzilla1738/Codex-Workflows Workflow-as-code orchestration for Codex 63 Claude Code, Codex, OpenCode 2 1,048 tok
floodsung/gongzhonghao_agent_team 63 Claude Code 1 1,044 tok
crisandrews/ClawCode Persistent agents for Claude Code as a plugin, not a harness. Memory, personality, messagi 62 Claude Code, Codex, OpenCode 1 2,132 tok
dgilford/ai-science-toolkit Skills & reviewer agents for AI-first climate science — built and used by a PhD atmospheri 62 Claude Code, Codex, OpenCode 2 14,915 tok