Best
Best Open Source AI Agent Frameworks
Agent frameworks are becoming a core layer for AI-native products. This ranking focuses on orchestration quality, activity, extensibility, and practical adoption signals.
Selection criteria
Agent orchestration
Tool integration
Community momentum
Operational clarity
Featured projects
#1
crewAI
crewAIInc/crewAI47Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
Evaluating crewAI for Python AI workflows.
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#2autogen
microsoft/autogen39A programming framework for agentic AI
Evaluating autogen for Python AI workflows.
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#3langchain
langchain-ai/langchain48The agent engineering platform.
Evaluating langchain for Python AI workflows.
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#4AutoGPT
Significant-Gravitas/AutoGPT43AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.
Evaluating AutoGPT for Python AI workflows.
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