Building agents

6,061 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 Code6,586Data and AI3,698Backend and APIs3,488Languages3,402Planning3,191Git and workflow3,129Code review2,728Memory and context2,353Testing2,330DevOps and cloud2,293Research2,288Writing and docs2,283

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
Klerith/fernando-skills Spec-driven development skills for Claude Code, Cursor, Codex, and Antigravity. By Fernand 229 Claude Code 1 1,133 tok
sahin/ai-rules 229 Claude Code 11
asgard-ai-platform/skills vault.asgard-ai.com 301 open-source coding agent skills across 22 domains — methodology, judgment & gotchas pa 228 Claude Code, Codex, OpenCode 3 1,211 tok
zacharyfmarion/openscad-studio openscad-studio.pages.dev Create 2D and 3D designs with AI 228 Claude Code, Codex, OpenCode 26 7,369 tok
elvismdev/claude-wordpress-skills Professional WordPress engineering skills for Claude Code - performance optimization, secu 227 Claude Code 1 565 tok
idolaman/galactic galactic-dev.com The command center to ship 10x faster with a parallel Claude Code fleet, featuring isolate 226 Claude Code, Cursor 2 2,360 tok
bitrouter/bitrouter bitrouter.ai The context-aware model router that learns & adapts to your long-horizon coding agent work 226 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,657 tok
vespo92/SolidworksMCP-TS Solidworks MCP using Typescript 226 Claude Code 1 567 tok
dreamlonglll/mini-term An AI terminal management tool supporting multi-project and multi-terminal layout manageme 225 Claude Code 2 5,316 tok
keta1930/agent-graph Agent Graph is a Multi-Agent System built on the principles of Context Engineering 224 Claude Code, Codex, OpenCode 2 520 tok
streamlit/agent-skills A collection of agent skills for development of Streamlit apps. 224 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,428 tok
timothywarner-org/claude-code techtrainertim.com Claude Code and Large-Context Reasoning (O'Reilly Live Learning) 223 Claude Code, GitHub Copilot 23 5,219 tok
sondera-ai/sondera-coding-agent-hooks Hooking implementations and supporting tools for various coding agents (Claude, Cursor, Ge 223 Claude Code, Codex, OpenCode 3 1,505 tok
human-avatar/skills-for-humanity Structured reasoning methodologies from history's most rigorous thinkers, packaged as Clau 223 Claude Code 1 698 tok
first-fluke/fullstack-starter deepwiki.org Production-ready fullstack monorepo template with Next.js, FastAPI, Flutter, Terraform, an 222 Claude Code, Codex, OpenCode 8 3,600 tok
redpanda-data/protoc-gen-go-mcp Go protobuf compiler extension to turn any gRPC service into an MCP server 220 Claude Code 1 1,015 tok
Piebald-AI/splitrail splitrail.dev Fast, cross-platform, real-time token usage tracker and cost monitor for Claude Code / Cod 219 Claude Code, Codex, OpenCode 8 363 tok
fluxcd/agent-skills fluxcd.io Skills to transform AI Agents into GitOps Engineers 219 Claude Code, Codex, OpenCode 2 823 tok
RLabs-Inc/gemini-mcp MCP Server that enables Claude code to interact with Gemini 218 Claude Code 3 2,566 tok
agenticmail/agenticmail npmjs.com Email, SMS & phone-call infrastructure for AI agents — send and receive real email and tex 218 Claude Code, Codex, OpenCode 2 10,970 tok
tettethu/VibeGame vibegame.tettet.org VibeGame: Vibe Your Dream Game -- An open-source self-evolving multi-agent framework with 218 Claude Code 1
secondsky/claude-skills Production-ready skills for Claude Code CLI - Cloudflare, React, Tailwind v4, and AI integ 216 Claude Code, Codex, OpenCode 2 8,028 tok
mihneaptu/opencode-fusion mihneaptu.github.io Main agent plans and reviews; cheaper sidekick edits. Devin Fusion pattern for OpenCode 216 Claude Code, OpenCode 3
ItamarZand88/CLI-Anything-WEB itamarzand88.github.io Claude Code plugin that generates production-grade Python CLIs for any web app. 20 CLIs an 215 Claude Code 2 3,270 tok
TentacleOpera/switchboard Switchboard plugin for VS Code, enables subscription-based AI agent teams 214 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode 5 10,991 tok
harunkurtdev/ros2-claude-code-template 214 Claude Code 61
heyhuynhgiabuu/openpi OpenPi is a desktop workbench for the Pi coding agent. 214 Claude Code, Codex, OpenCode 2 5,814 tok
dotnet/maui-labs dot.net Experimental and pre-release tools for .NET MAUI 213 Claude Code, Codex, GitHub Copilot, OpenCode 13 20,970 tok
shirenchuang/agentbro agentbro.net A macOS Dynamic Island for AI coding agents: Claude Code, Codex, Gemini CLI, Cursor, hooks 213 Claude Code, Codex, OpenCode 5 1,558 tok
team-telnyx/ai Official one-stop shop for AI Agents and developers building with Telnyx. 213 Claude Code, Codex, Cursor, OpenCode 2 2,810 tok
ethanhq/cc-fleet 🚢 Run Claude Code's ⚙️ Dynamic Workflows, 👥 Agent Teams & ⚡ Subagents on any third-party 212 Claude Code, Codex, OpenCode 2 3,029 tok
Neph0s/Agentopia 211 Claude Code 4
microsoft/Agents-for-python This repository is for active development of the Microsoft 365 Agent SDK components for Py 211 Claude Code 1 2,895 tok
smartcomputer-ai/agent-os Build autonomous AI agents! 🌞 210 Claude Code, Codex, OpenCode 2 2,402 tok
FerroxLabs/ijfw npmjs.com IJFW — It Just F*cking Works. Ferrox Labs' local-first infrastructure for AI coding agents 210 Claude Code, Codex, GitHub Copilot, OpenCode 3 7,538 tok
openyida/openyida demo.aliwork.com Your own personal YiDA AI assistant! 210 Claude Code, Codex, OpenCode 8 6,663 tok
aouicher/graphmind getgraphmind.com Local-first code intelligence for AI assistants. Turns your codebase into a knowledge grap 210 Claude Code 1 811 tok
jmagly/aiwg aiwg.io Cognitive architecture for AI-augmented software development. Specialized agents, structur 210 Claude Code, Codex, OpenCode, Windsurf 3 649 tok
NVIDIA/nvcf docs.nvidia.com Platform for deploying and routing GPU-accelerated inference, streaming, and batch workloa 210 Claude Code, Codex, OpenCode 2 5,372 tok
DandanLLab/legadoSkill 210 Claude Code, Codex, GitHub Copilot 3 795 tok
danjdewhurst/story-skills Agent Skills for end-to-end story writing in markdown, packaged as Codex and Claude Code p 210 Claude Code, Codex, OpenCode 2 1,111 tok
spire-studio/cloakbot A privacy-first AI agent that sanitizes your prompts locally with a local LLM before forwa 209 Claude Code, Codex, OpenCode 2 770 tok
yoloshii/ClawMem On-device memory layer for AI agents. Claude Code, OpenClaw and Hermes. Hooks + MCP server 209 Claude Code, Codex, OpenCode 2 7,239 tok
junevm/splathash junevm.github.io 16 bytes fixed size image placeholder, an alternative to blurhash and thumbhash 209 Claude Code, Codex, GitHub Copilot 4 29 tok
ferdinandobons/AWSBedrockAgentCoreSkill Authoritative, source-cited Claude Code plugin/skill that lets a coding agent autonomously 208 Claude Code 1 727 tok
kenneth-liao/mcp-launchpad A lightweight CLI for efficiently discovering (search) and executing tools from multiple M 208 Claude Code 1 836 tok
fabriqaai/specs.md specs.md specs.md - ai-dlc spec driven development framework 208 Claude Code 11
Joouis/agent-maestro marketplace.visualstudio.com Turn VS Code into your compliant AI playground! With Agent Maestro, spin up Cline or Roo o 207 Claude Code, Codex, OpenCode 3 1,512 tok
Garudex-Labs/caracal caracal.run 🐾 Authority, not credentials, for AI agents: policy-approved actions, delegation that can 206 Claude Code, GitHub Copilot 19 4,434 tok
davidliuk/graph-of-skills [EMNLP '26] Dependency-Aware Structural Retrieval for Massive Agent Skills 206 Claude Code 1 1,901 tok