Building agents

8,442 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
gintasz/unigent Build stateful agent workflows with typed outputs, reusable tools, session forks, and ordi 101 Claude Code, Codex, OpenCode 4 553 tok
leanchy/BingoCode BingoCode is a lightweight, open-source CLI orchestrator inspired by Claude Code. It encap 101 Claude Code 2 —
williamfzc/gossiphs "Zero setup" & "Blazingly fast" general code file relationship analysis. With Python & Rus 101 Codex, OpenCode 1 1,153 tok
Toloka/tendem-mcp tendem.ai Home for Human In The Loop Tendem plugin for your agent. 101 Claude Code, Codex, OpenCode 2 1,491 tok
vvedantb/eva eva.vedantb.com Orchestrate sandboxed agents that run in the cloud while you work 101 Claude Code, Codex, OpenCode 4 1,359 tok
kvker/ai-native-template A template for turning existing projects into AI-native engineering projects. 101 Codex, OpenCode 2 926 tok
LuckyKuang/codex-tokens-compress An experimental repository for compressing AGENTS.md files in AI collaboration scenarios: 101 Claude Code, Codex, OpenCode 3 611 tok
100yenadmin/fable-token-saving-skills-orchestrator 🧚 Fable-first Claude orchestration kit for token-saving lane routing, dense turns, and ca 101 Codex, OpenCode 1 204 tok
ascii766164696D/log-mcp MCP server for log file analysis 101 Claude Code 1 1,187 tok
aspenkit/aspens npmjs.com Your CLAUDE.md stopped working at 200 lines. Generate scoped skill files from your import 101 Claude Code, Codex, GitHub Copilot, OpenCode 34 3,436 tok
ingo-eichhorst/Irrlicht Claude Code session lights in your macOS menu bar — 🟣 🟠 🟢 ✦ 101 Claude Code, Codex, OpenCode 19 4,154 tok
vasilyu1983/AI-Agents-public Production-grade agent skills and Custom GPT prompts for ChatGPT, Claude Code, and Codex. 101 Codex, OpenCode 1 443 tok
r-lib/log4r log4r.r-lib.org A fast & lightweight approach to logging in R based on the widely-emulated Apache Log4j pr 101 Claude Code, Codex, OpenCode 2 1,253 tok
jayminwest/kotadb kotadb.io Local-only code intelligence API for AI developer workflows (Bun + TypeScript + SQLite) 100 Claude Code 28 1,180 tok
ShipWithAI/claude-code-mastery course.shipwithai.io The most comprehensive free Claude Code course — 16 phases, 55 modules, EN + VI 🚀 100 Claude Code 4 4,868 tok
thiientv/godmode thiientv.github.io Production-grade Agent Skills for AI coding agents—composable workflows for planning, TDD, 100 Codex, OpenCode 1 389 tok
accessd/tmux-agent-indicator Tmux plugin that gives visual feedback for AI agent states (running/needs-input/done). Sup 100 Claude Code, Codex, OpenCode 2 554 tok
DingyangLyu/MatClaw MatClaw: an open materials-science agent that turns natural-language tasks into reproducib 100 Claude Code 21 875 tok
jiangkoumo/toolfence Local, fail-closed policy enforcement and human approval for MCP tool calls. 100 Codex, OpenCode 1 417 tok
holt-web-ai/n8n-nodes-claudecode 100 Claude Code 1 744 tok
phungkaizen/maintainer-autopilot Local-first, resumable AI maintenance pipelines with single-writer safety and deterministi 99 Codex, OpenCode 1 320 tok
Kevin7Qi/codex-collab Collaborate with Codex from Claude Code 99 Claude Code, Codex 1 1,320 tok
rgarcia/ynab-mcp-server YNAB MCP server with custom skills 99 Claude Code, Codex 1 —
quinnjr/claude-code-profiles quinnjr.github.io Manage multiple Claude Code configuration profiles. Switch between work, personal, and oth 99 Codex, OpenCode 1 1,861 tok
Mai-xiyu/Codex-Prompt Rational engineering system prompt for Codex and LLMs — focused on accuracy, software engi 99 Codex, OpenCode 1 1,988 tok
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
wise-vision/ros2_mcp wisevision.tech ROS2 MCP: the MCP server that lets AI agents see, understand and operate ROS 2 robots. MPL 98 Codex, OpenCode 1 734 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
intellectronica/gemini-cli-skillz Gemini CLI extension for Anthropic-style Agent Skills via skillz MCP server 97 Gemini CLI 1 412 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
rstackjs/agent-skills A collection of Agent Skills for Rstack. 97 Codex, OpenCode 1 1,702 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
ValidatorsDAO/slv slv.dev The AI Agent Kit for Solana Devs 96 Codex, OpenCode 1 79 tok
obviousworks/vibe-coding-ai-rules The Ultimate Agentic Vibe Coding Guide for AI IDEs like Windsurf, Claude Code, Cursor, Cod 96 Codex, GitHub Copilot, OpenCode 7 3,890 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