Best Open Source ai agents Libraries
A curated list of the most popular GitHub repositories tagged with ai agents. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1NousResearch/hermes-agent
The agent that grows with you
#2langchain-ai/langchain
The agent engineering platform
#3google-gemini/gemini-cli
An open-source AI agent that brings the power of Gemini directly into your terminal.
#4firecrawl/firecrawl
🔥 The Web Data API for AI - Turn entire websites into LLM-ready markdown or structured data
#5affaan-m/everything-claude-code
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
#6browser-use/browser-use
🌐 Make websites accessible for AI agents. Automate tasks online with ease.
#7dair-ai/Prompt-Engineering-Guide
🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.
#8daytonaio/daytona
Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code
#9ruvnet/ruflo
🌊 The leading agent orchestration platform for Claude. Deploy intelligent multi-agent swarms, coordinate autonomous workflows, and build conversational AI systems. Features enterprise-grade architecture, self-learning swarm intelligence, RAG integration, and native Claude Code / Codex Integration
#10nexu-io/open-design
🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs.
#11Mintplex-Labs/anything-llm
The all-in-one AI productivity accelerator. On device and privacy first with no annoying setup or configuration.
#12microsoft/ai-agents-for-beginners
12 Lessons to Get Started Building AI Agents
#13mem0ai/mem0
Universal memory layer for AI Agents
#14crewAIInc/crewAI
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
#15aaif-goose/goose
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
#16ComposioHQ/awesome-claude-skills
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
#17zhayujie/CowAgent
Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, autonomously grows with memory and knowledge. Multi-model, multi-channel. Lightweight, extensible, one-line install.
#18code-yeongyu/oh-my-openagent
omo; the best agent harness - previously oh-my-opencode
#19agno-agi/agno
Build, run, manage agentic software at scale.
#20thedotmack/claude-mem
A Claude Code plugin that automatically captures everything Claude does during your coding sessions, compresses it with AI (using Claude's agent-sdk), and injects relevant context back into future sessions.
#21Yeachan-Heo/oh-my-claudecode
Teams-first Multi-agent orchestration for Claude Code
#22ItzCrazyKns/Vane
Vane is an AI-powered answering engine.
#23VectifyAI/PageIndex
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
#24bytedance/deer-flow
An open-source SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skills and subagents, it handles different levels of tasks that could take minutes to hours.
#25ComposioHQ/composio
Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.
#26chroma-core/chroma
Open-source search and retrieval database for AI applications.
#27langchain-ai/langgraph
Build resilient language agents as graphs.
#28ashishpatel26/500-AI-Agents-Projects
The 500 AI Agents Projects is a curated collection of AI agent use cases across various industries. It showcases practical applications and provides links to open-source projects for implementation, illustrating how AI agents are transforming sectors such as healthcare, finance, education, retail, and more.
#29sickn33/antigravity-awesome-skills
The Ultimate Collection of 1000+ Agentic Skills for Claude Code/Antigravity/Cursor. Battle-tested, high-performance skills for AI agents including official skills from Anthropic and Vercel.
#30nocobase/nocobase
NocoBase is an open-source AI + no-code platform for building business systems fast. Instead of generating everything from scratch, AI works on top of production-proven infrastructure and a WYSIWYG no-code interface, so you get both speed and reliability.
#31activepieces/activepieces
AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents
#32kortix-ai/suna
Kortix – build, manage and train AI Agents.
#33google/adk-python
An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
#34NirDiamant/agents-towards-production
This repository delivers end-to-end, code-first tutorials covering every layer of production-grade GenAI agents, guiding you from spark to scale with proven patterns and reusable blueprints for real-world launches.
#35emcie-co/parlant
The conversational control layer for customer-facing AI agents - Parlant is a context-engineering framework optimized for controlling customer interactions.
#36topoteretes/cognee
Memory control plane for AI Agents in 6 lines of code
#37plandex-ai/plandex
Open source AI coding agent. Designed for large projects and real world tasks.
#38volcengine/OpenViking
OpenViking is an open-source context database designed specifically for AI Agents(such as openclaw). OpenViking unifies the management of context (memory, resources, and skills) that Agents need through a file system paradigm, enabling hierarchical context delivery and self-evolving.
#39RightNow-AI/openfang
Open-source Agent Operating System
#40vxcontrol/pentagi
✨ Fully autonomous AI Agents system capable of performing complex penetration testing tasks
#41cloudflare/moltworker
Run OpenClaw, (formerly Moltbot, formerly Clawdbot) on Cloudflare Workers
#42saturndec/waoowaoo
首家工业级全流程 AI 影视生产平台。Industry-first professional AI Agent platform for controllable film & video production. From shorts to live-action with Hollywood-standard workflows.
#43sigoden/aichat
All-in-one LLM CLI tool featuring Shell Assistant, Chat-REPL, RAG, AI Tools & Agents, with access to OpenAI, Claude, Gemini, Ollama, Groq, and more.
#44ntegrals/openbrowser
Let AI agents browse the web. An autonomous toolkit for browser-based AI agents.
#45rowboatlabs/rowboat
Open-source AI coworker, with memory
#46earthtojake/text-to-cad
A collection of agent skills for CAD, robotics and hardware design
#47FellouAI/eko
Eko (Eko Keeps Operating) - Build Production-ready Agentic Workflow with Natural Language - eko.fellou.ai
#48InsForge/InsForge
Give agents everything they need to ship fullstack apps. The backend built for agentic development.
#49gptme/gptme
Your agent in your terminal, equipped with local tools: writes code, uses the terminal, browses the web. Make your own persistent autonomous agent on top!
#50strukto-ai/mirage
A Unified Virtual Filesystem For AI Agents