Building agents

4,411 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
Kanevry/session-orchestrator session-orchestrator.com A repeatable Plan, Go, Close workflow for AI coding sessions. Open source for Claude Code, 50 Claude Code, Codex, OpenCode 7 7,822 tok
purplefish-ai/factory-factory factoryfactory.ai Workspace-based coding environment for running multiple Claude Code and Codex sessions in 50 Claude Code, Codex, OpenCode 2 1,257 tok
Dingent/Dingent ngdc.cncb.ac.cn A lightweight, user-friendly LLM Agent framework focused on simplifying data retrieval app 50 Claude Code, Codex, OpenCode 8 2,740 tok
majesticlabs-dev/majestic-marketplace 50 Claude Code, Codex, OpenCode 9 2,974 tok
AmadeusITGroup/ai-primitives-hub amadeusitgroup.github.io VS Code extension for managing, sharing, and installing AI primitives (Agents, Skills, Pro 50 Claude Code, Codex, Kiro, OpenCode 3 1,360 tok
acnlabs/OpenPersona openpersona.co OpenPersona — Open four-layer AI persona framework. Create, compose, and orchestrate AI pe 50 Codex, OpenCode 1 10,383 tok
a2aproject/a2a-tck 50 Claude Code, Codex, OpenCode 9 1,476 tok
mileson/openprd A capability-enhancing collaboration framework (Harness) for Vibe Coding, making Vibe Codi 50 Codex, OpenCode 1 5,421 tok
Arize-ai/arize-skills Agent skills for Arize — datasets, experiments, and traces via the ax CLI 50 Codex, OpenCode 1 614 tok
AdamBien/airails airails.dev AI and LLM conventions for modern Java 25 CLI apps, MicroProfile servers, serverless appli 50 Codex, OpenCode 1 633 tok
hunmer/agent-spaces hunmer.github.io Multi-agent collaboration platform 50 Claude Code, Codex, OpenCode 8 2,056 tok
Smith42/astroPT discord.gg Transformer based foundation model for astronomy 50 Codex, OpenCode 1 305 tok
shinpr/agentic-code Agentic coding framework powered by AGENTS.md: systematic, test-first workflows with quali 49 Claude Code, Codex, OpenCode 9 760 tok
Aquifer-sea/pattern8 pypi.org 🎱 AI Agent Governance Framework — Constrain how AI Agents behave in your project. pip ins 49 Codex, OpenCode 1 414 tok
wuyutanhongyuxin-cell/SJTU_CLI SJTUer. 49 Claude Code, Codex, OpenCode 2 8,126 tok
joshuadavidthomas/agent-skills A collection of skills for agentic LLM tools 49 Codex, OpenCode 1 284 tok
openclosed-org/axum-harness Agent-first Rust/Axum backend harness for SDD-driven Clean/Hexagonal/DDD services, ECS-sty 49 Claude Code, Codex, OpenCode 14 1,883 tok
giosakti/duragent docs.duragent.ai Durable agent runtime. Sessions survive crashes. Agents are just files. One binary, zero d 49 Claude Code, Codex, OpenCode 5 791 tok
webmaxru/web-ai-agent-skills A high-quality, auto-updated (but manually reviewed) set of agent skills that covers key W 49 Claude Code, Codex, OpenCode 5 507 tok
pmprompt/claude-plugin-product-management pmprompt.com claude plugin for product managers 49 Claude Code, Codex, OpenCode 2 392 tok
jvogan/a-fable-of-codexes Claude Code skills that make Claude (Fable) the conductor of AI worker fleets: many parall 49 Claude Code, Codex, OpenCode 2 392 tok
tmustier/pine-of-glass Small observability and context management extensions for the Pi coding agent 49 Codex, OpenCode 1 1,004 tok
Zizka-ai/ZizkaDB db.zizka.ai Self-hosted DB for AI agents. Prove why an agent did something , causal lineage (why()), 49 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 8 3,871 tok
luohoa97/cordial luohoa97.github.io Open-source Roblox runtime for Linux. Cordial runs the Roblox client natively, no Wine, no 49 Claude Code, Codex, OpenCode 2 9,375 tok
rstrouse/nodejs-poolController-dashPanel A dashboard panel for tagyoureit/nodejs-poolController 49 Codex, GitHub Copilot, OpenCode 2 2,080 tok
buiphucminhtam/forgewright Adaptive AI Orchestrator — 52 skills, 19 modes. SaaS, game dev, XR, AI/ML. Pipeline: DEFIN 48 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 19 18,691 tok
scottfalconer/self-learning-skills Self learning agent skills 48 Codex, OpenCode 1 563 tok
godmakereth/vibe-coding-tw 🌏 The Ultimate Vibe Coding Guide - Traditional Chinese Version | Traditional Chinese vers 48 Claude Code, Codex, Gemini CLI, OpenCode 3 3,661 tok
CES-Ltd/TitanX Enterprise AI Agent Orchestration Platform — Secure, Observable, Configurable. Multi-agent 48 Claude Code, Codex, OpenCode 13 1,685 tok
patriceckhart/hrdx hrdx.dev Yet another minimal and lightweight terminal multiplexer built for the agent era. 48 Codex, OpenCode 1 2,474 tok
MGrin/awesome-bb-plugins A curated list of community plugins for bb, the agent IDE — the ecosystem's missing direct 48 Claude Code, Codex, OpenCode 2 872 tok
tao12345666333/ankaloop Out-of-the-box coding-agent runtime for terminal, IDE, server, and Telegram: built-in tool 48 Codex, OpenCode 1 1,328 tok
fengkx/beancount-lsp Beancount Language Server Protocol (LSP) implementation run on electron and browser (VSCod 48 Claude Code, Codex, OpenCode 3 2,280 tok
matheusht/redthread An autonomous red-teaming engine for LLMs. RedThread manages the full security lifecycle: 48 Claude Code, Codex, OpenCode 10 1,929 tok
xxxxxccc/devops-bot Chat-driven AI coding agent — discuss requirements in group chat, get automated code chang 47 Claude Code, Codex, OpenCode 2 1,137 tok
intent-integrity-chain/kit Intent Integrity Kit - Closing the intent-to-code chasm 47 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 7 1,884 tok
niksacdev/engineering-team-agents These are agent templates that can be used by teams to adopt a developer agent workflow fo 47 Codex, OpenCode 1 1,196 tok
hiroro-work/claude-plugins 47 Claude Code, Codex, Gemini CLI, OpenCode 21 3,296 tok
hoangsonww/AI-RAG-Assistant-Chatbot lumina-david.vercel.app 👨🏻‍💻 Meet Lumina – my personal AI assistant powered by hybrid RAG with Pinecone vector 47 Claude Code, Codex, OpenCode 14 1,788 tok
massimodeluisa/recursive-decomposition-skill arxiv.org Claude Code skill for handling long-context tasks through recursive decomposition 47 Claude Code, Codex, OpenCode 2 326 tok
everruns/everruns everruns.com Headless durable agentic harness engine. Run durable AI agents reliably and scalably. 47 Claude Code, Codex, OpenCode 11 1,358 tok
judell/bram 47 Claude Code, Codex, OpenCode 4 4,108 tok
kcleto-ai/growth-os-skills kcleto-ai.github.io Framework de apoio 47 Claude Code, Codex, OpenCode 22 2,945 tok
nghyane/hands Local Grok tools as MCP for ChatGPT Web. No model. 47 Codex, OpenCode 1 203 tok
githubnext/gh-aw-workshop githubnext.github.io Hands On Workshop for GitHub Agentic Workflows 47 Claude Code, Codex, OpenCode 9 3,369 tok
extsoft/elegant-git elegant-git.extsoft.pro Elegant Git is an assistant who carefully automates routine work with Git. 47 Codex, OpenCode 1 86 tok
ebowman/mcp-server-things A rich MCP server for Things 46 Claude Code, Codex, OpenCode 7 24,336 tok
kylehughes/the-unofficial-swift-programming-language-skill The Swift Programming Language, packaged as a Skill for LLMs. 46 Claude Code, Codex, OpenCode 2 1,021 tok
OasAIStudio/open-agent-sdk openagentsdk.dev Lightweight, general-purpose TypeScript agent runtime. Open-source alternative to Claude A 46 Claude Code, Codex, OpenCode 2 1,372 tok
Agent-Hellboy/mcp-server-fuzzer A generic mcp server fuzzer 46 Claude Code, Codex, OpenCode 2 1,406 tok