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 platform for reliable agents.
#2google-gemini/gemini-cli
An open-source AI agent that brings the power of Gemini directly into your terminal.
#3firecrawl/firecrawl
🔥 The Web Data API for AI - Turn entire websites into LLM-ready markdown or structured data
#4browser-use/browser-use
🌐 Make websites accessible for AI agents. Automate tasks online with ease.
#5dair-ai/Prompt-Engineering-Guide
🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.
#6daytonaio/daytona
Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code
#7Mintplex-Labs/anything-llm
The all-in-one Desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more.
#8microsoft/ai-agents-for-beginners
12 Lessons to Get Started Building AI Agents
#9affaan-m/everything-claude-code
Complete Claude Code configuration collection - agents, skills, hooks, commands, rules, MCPs. Battle-tested configs from an Anthropic hackathon winner.
#10mem0ai/mem0
Universal memory layer for AI Agents
#11crewAIInc/crewAI
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
#12agno-agi/agno
The programming language for agentic software. Build, run, and manage multi-agent systems at scale.
#13ComposioHQ/awesome-claude-skills
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
#14reworkd/AgentGPT
🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.
#15code-yeongyu/oh-my-opencode
the best agent harness
#16thedotmack/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.
#17ItzCrazyKns/Perplexica
Perplexica is an AI-powered answering engine.
#18ComposioHQ/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.
#19langchain-ai/langgraph
Build resilient language agents as graphs.
#20ashishpatel26/500-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.
#21BloopAI/vibe-kanban
Get 10X more out of Claude Code, Codex or any coding agent
#22letta-ai/letta
Letta is the platform for building stateful agents: AI with advanced memory that can learn and self-improve over time.
#23activepieces/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
#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.
#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.
#27emcie-co/parlant
LLM agents built for control. Designed for real-world use. Deployed in minutes.
#28NirDiamant/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.
#29n8n-io/self-hosted-ai-starter-kit
The Self-hosted AI Starter Kit is an open-source template that quickly sets up a local AI environment. Curated by n8n, it provides essential tools for creating secure, self-hosted AI workflows.
#30triggerdotdev/trigger.dev
Trigger.dev – build and deploy fully‑managed AI agents and workflows
#31sickn33/antigravity-awesome-skills
The Ultimate Collection of 800+ Agentic Skills for Claude Code/Antigravity/Cursor. Battle-tested, high-performance skills for AI agents including official skills from Anthropic and Vercel.
#32topoteretes/cognee
Knowledge Engine for AI Agent Memory in 6 lines of code
#33nanobrowser/nanobrowser
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows using your own LLM API key. Alternative to OpenAI Operator.
#34neuml/txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
#35simular-ai/Agent-S
Agent S: an open agentic framework that uses computers like a human
#36sigoden/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.
#37cloudflare/moltworker
Run OpenClaw, (formerly Moltbot, formerly Clawdbot) on Cloudflare Workers
#38ntegrals/openbrowser
Let AI agents browse the web. An autonomous toolkit for browser-based AI agents.
#39Yeachan-Heo/oh-my-claudecode
Teams-first Multi-agent orchestration for Claude Code
#40enricoros/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.
#41julep-ai/julep
Deploy serverless AI workflows at scale. Firebase for AI agents