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.
#1langchain-ai/langchain
The agent engineering platform
#2NousResearch/hermes-agent
The agent that grows with you
#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
#9Mintplex-Labs/anything-llm
The all-in-one AI productivity accelerator. On device and privacy first with no annoying setup or configuration.
#10microsoft/ai-agents-for-beginners
12 Lessons to Get Started Building AI Agents
#11mem0ai/mem0
Universal memory layer for AI Agents
#12crewAIInc/crewAI
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
#13ComposioHQ/awesome-claude-skills
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
#14aaif-goose/goose
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
#15code-yeongyu/oh-my-openagent
omo; the best agent harness - previously oh-my-opencode
#16agno-agi/agno
Build, run, manage agentic software at scale.
#17thedotmack/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.
#18ItzCrazyKns/Vane
Vane is an AI-powered answering engine.
#19bytedance/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.
#20ComposioHQ/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.
#21chroma-core/chroma
Open-source search and retrieval database for AI applications.
#22langchain-ai/langgraph
Build resilient language agents as graphs.
#23ashishpatel26/500-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.
#24sickn33/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.
#25kortix-ai/suna
Kortix – build, manage and train AI Agents.
#26google/adk-python
An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
#27NirDiamant/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.
#28emcie-co/parlant
The conversational control layer for customer-facing AI agents - Parlant is a context-engineering framework optimized for controlling customer interactions.
#29topoteretes/cognee
Knowledge Engine for AI Agent Memory in 6 lines of code
#30jackwener/OpenCLI
Make Any Website & Tool Your CLI. A universal CLI Hub and AI-native runtime. Transform any website, Electron app, or local binary into a standardized command-line interface. Built for AI Agents to discover, learn, and execute tools seamlessly via a unified AGENT.md integration.
#31plandex-ai/plandex
Open source AI coding agent. Designed for large projects and real world tasks.
#32volcengine/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.
#33RightNow-AI/openfang
Open-source Agent Operating System
#34vxcontrol/pentagi
✨ Fully autonomous AI Agents system capable of performing complex penetration testing tasks
#35superset-sh/superset
Code Editor for the AI Agents Era - Run an army of Claude Code, Codex, etc. on your machine
#36cloudflare/moltworker
Run OpenClaw, (formerly Moltbot, formerly Clawdbot) on Cloudflare Workers
#37saturndec/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.
#38sigoden/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.
#39ntegrals/openbrowser
Let AI agents browse the web. An autonomous toolkit for browser-based AI agents.
#40rowboatlabs/rowboat
Open-source AI coworker, with memory
#41enricoros/big-AGI
AI suite powered by state-of-the-art models and providing advanced AI/AGI functions. Includes AI personas, AGI functions, world-class Beam multi-model chats, text-to-image, voice, response streaming, code highlighting and execution, PDF import, presets for developers, much more. Deploy on-prem or in the cloud.
#42FellouAI/eko
Eko (Eko Keeps Operating) - Build Production-ready Agentic Workflow with Natural Language - eko.fellou.ai
#43InsForge/InsForge
Give agents everything they need to ship fullstack apps. The backend built for agentic development.
#44gptme/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!
#45neomjs/neo
The Application Engine for the AI Era. A multi-threaded, AI-native runtime with a persistent Scene Graph, enabling AI agents to introspect and mutate the living application structure in real-time.
#46mnfst/awesome-free-llm-apis
Permanent Free LLM API List (API Keys) 😎🔑
#47nyldn/claude-octopus
Put up to 8 AI models on every coding task — blind spots surface before you ship. Claude Code plugin.
#48plastic-labs/honcho
Memory library for building stateful agents
#49Adam-CAD/CADAM
CADAM is the open source text-to-CAD web application
#50microsoft/apm
Agent Package Manager