Browse free open source AI Agent Frameworks and projects for BSD below. Use the toggles on the left to filter open source AI Agent Frameworks by OS, license, language, programming language, and project status.
Open-source AI agent framework
A dev-first open source autonomous AI agent framework
Interaction model for connecting buyers to complete purchases
A lightweight, powerful framework for multi-agent workflows
Open Source TypeScript AI Agent Framework
Agent-Oriented Programming for Building LLM Applications
AutoAgent: Fully-Automated and Zero-Code LLM Agent Framework
The common language for platforms, agents and businesses.
In-App assistant SDK to build a multimodal conversational UX websites
The TypeScript AI agent framework
The NVIDIA AgentIQ toolkit is an open-source library
Kubernetes native framework for building AI agents
Build and run AI agents like microservices
🤖 Assemble, configure & deploy autonomous AI Agents in your browser
An Open-Source Programming Framework for Agentic AI
Build applications that make decisions. Chatbots, agents, simulations
A framework-agnostic, git-native standard for defining AI agents
A universal git-native AI agent framework
Optimized Workforce Learning for General Multi-Agent Assistance
When LLM Meets Domain Experts
Python framework for building scalable multi-agent systems
SwarmZero's SDK for building AI agents, swarms of agents and much more
The official Python SDK for UCP
Democratizing Reinforcement Learning for LLMs