Building agents

6,707 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 Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
rgarcia/ynab-mcp-server YNAB MCP server with custom skills 99 Claude Code, Codex 1 —
ChengHua926/nemo-skill 98 Claude Code, Codex 1 —
guess/claude_code code.claude.com Claude Agent SDK for Elixir – Build AI agents with Claude Code 98 Claude Code 9 3,617 tok
hoornet/home-mind nives.house OSS AI memory layer for Home Assistant (AGPL). The conversation server inside the Nives ad 98 Claude Code 1 6,250 tok
microsoft/agentic-agile-template Agentic-Agile Development bridges Agile process values with the capabilities of AI coding 98 Claude Code, Codex, GitHub Copilot, OpenCode 4 3,345 tok
docs-plus/docs.plus docs.plus Free and open-source real-time collaborative document editor. Hierarchical table of conten 98 Claude Code, Codex, OpenCode 61 29,633 tok
simota/agent-skills simota.github.io 90 specialist AI agents + 3 project-local extensions for Claude Code / Codex CLI / Antigra 98 Claude Code, Codex, OpenCode 2 4,009 tok
xd-liu/AutoResearch-Idea 97 Claude Code 11 2,294 tok
lxinfei5/research-os Research capability for coding agents: multi-source corroboration, active discovery, logic 97 Claude Code, Codex, OpenCode 11 1,146 tok
nablo-io/lerim docs.lerim.dev Compiles AI agent traces and truns them into reusable context. 97 Claude Code, Codex, OpenCode 2 1,428 tok
attilaszasz/sdd-pilot sdd-pilot.szaszattila.com Replace chaotic AI code generation with a disciplined, spec-driven workflow. SDD Pilot enf 97 Claude Code, Codex, GitHub Copilot, OpenCode 8 1,174 tok
elbruno/graphify-dotnet A .NET 10 port of graphify - AI knowledge graph builder for codebases using GitHub Copilot 97 Claude Code, Codex, GitHub Copilot 3 2,171 tok
sandraschi/inkscape-mcp Headless Inkscape SVG automation via FastMCP — 60+ ops: create, boolean, LPE, export, text 97 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf 8 1,127 tok
byaan-ai/byaan byaan.ai Open-Source data analyst your team actually owns. Ask in Slack, on Mac, or via MCP. Byaan 96 Claude Code, Codex, OpenCode 5 2,264 tok
xiashao/KaiyanTool Kaixi AI integrates the entire film and television creation process into one powerful plat 96 Claude Code, Codex, Cursor, OpenCode 20 2,105 tok
jayparikh/agentviz 96 Claude Code, Codex, GitHub Copilot, OpenCode 5 2,626 tok
marcusgoll/Spec-Flow Turn product ideas into production launches with Spec-Driven Development. Repeatable Claud 96 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 4 6,294 tok
YPares/rigup.nix AI agents and Nix: parametrable skills/instructions and tools, packaged together in a repr 96 Claude Code, Codex, OpenCode 2 22 tok
melnikoff-oleg/social-media 96 Claude Code 6 1,196 tok
tpierrain/kenjaku Kenjaku is a Karpathy-style LLM wiki, reinforced where it counts with battle-tested softwa 96 Claude Code 11 5,261 tok
adriannoes/awesome-agentic-ai Agentic AI knowledge hub: 408 Cursor/Claude/Codex skills, 108 papers, 201 ML notebooks, 9 96 Claude Code, Codex, OpenCode 2 2,087 tok
Jxck/dotfiles dotfiles 95 Claude Code, Codex, OpenCode 20 4 tok
seedprod/openclaw-prompts-and-skills Telegram bot that talks to headless Claude Code - proof of concept 95 Claude Code 53 1,862 tok
diillson/chatcli chatcli.edilsonfreitas.com ChatCLI is a command-line application that utilizes LLMs—such as those from Anthropic, Ope 95 Claude Code, Codex 66 —
web3dev1337/gastown-gui Web Graphical User Interface (GUI) for Gas Town multi-agent orchestrator - A companion int 95 Claude Code, Codex, OpenCode 2 1,034 tok
dioptx/mcp-atom-of-thoughts MCP server for structured AI reasoning — decompose problems into atomic thoughts with depe 95 Claude Code 1 997 tok
haikelz/jadwal-sholat jdwshlt.ekel.dev A monorepo for prayer schedule Website 94 Claude Code, Codex, OpenCode 7 3,676 tok
clawrun-sh/clawrun clawrun.sh Deploy and manage AI agents in seconds. 94 Claude Code, Codex, OpenCode 2 5,125 tok
vstorm-co/pydantic-ai-shields vstorm-co.github.io Guardrail capabilities for Pydantic AI — cost tracking, prompt injection detection, PII fi 94 Claude Code, Codex, OpenCode 2 799 tok
playbooks-ai/playbooks runplaybooks.ai ▶📚 Playbooks is a semantic programming system for AI agents 94 Claude Code 1 2,640 tok
wquguru/skills wquguru.github.io Practical Agent Skills — English-for-engineers coaching, Pi Agent setup, and more. Install 94 Claude Code, Codex, OpenCode 2 1,450 tok
bgreenwell/dotagents A proposed convention for the .agents/ directory to prevent context bloat and improve agen 94 Claude Code, Codex, OpenCode 2 185 tok
pjwang2022/Monstrare Monstrare — a gate-based workflow layer for AI coding agents. Every non-trivial change is 94 Claude Code, Codex, OpenCode 15 1,227 tok
dave-hillier/refactor-mcp dave-hillier.github.io 94 Claude Code, Codex, OpenCode 2 1,913 tok
hollobit/assembly-api-mcp MCP for National Assembly APIs | 100% access to 276 National Assembly APIs and 8 National 94 Claude Code 7 692 tok
disler/agent-sandboxes 94 Claude Code 9 —
joe960913/Jixu jixu.dev Durable single-Agent Harness for TypeScript: recoverable Threads, context continuity, expl 93 Claude Code, Codex, OpenCode 2 3,488 tok
MCKRUZ/ComfyUI-Expert Session-scoped Claude Code agent for ComfyUI video production — 12 specialized skills for 93 Claude Code 1 1,928 tok
base44/skills 92 Claude Code 4 —
LonelyHerbivore/Trellis-Herbivore Trellis-Meta 92 Claude Code, Codex, Cursor, OpenCode 38 3,579 tok
kcosr/assistant Panel-based personal assistant with a plugin architecture for productivity workflows. AI a 92 Claude Code, Codex, OpenCode 4 531 tok
automagik-dev/forge automagik.dev The Vibe Coding++™ platform - orchestrate multiple AI agents, experiment with isolated att 92 Claude Code, Codex, OpenCode 14 4,324 tok
ruvnet/sublinear-time-solver Rust + WASM sublinear-time solver for asymmetric diagonally dominant systems. Exposes Neum 92 Claude Code 5 —
ydeng11/zotero-zotadata Make the management of metadata easier 92 Claude Code, Codex, OpenCode 2 1,146 tok
yogirk/agent-council A skill that convenes a panel of CLI-based AI agents (Claude Code, Codex, Gemini CLI) to d 92 Claude Code 1 744 tok
FlorianBruniaux/starmapper starmapper.bruniaux.com Paste a GitHub repo URL and see where your stargazers live on an interactive world map. Fr 92 Claude Code, Codex, OpenCode 54 5,023 tok
microsoft/Agents-for-js This repository is for active development of the Microsoft 365 Agent SDK components for Ja 92 Claude Code, GitHub Copilot 2 4,435 tok
2youg1/sprawling Local multi-agent harness for running persistent agent teams, long-run, society-simulation 91 Claude Code, Codex, OpenCode 2 2,102 tok
d3mocide/Sovereign_Watch Distributed Multi-INT Fusion Center designed for decentralized situational awareness. 91 Claude Code, Codex, Cursor, OpenCode 28 4,475 tok
escapeboy/ai-prompts 91 Claude Code 1 1,330 tok