microsoft.github.io · Agent Frameworks
Microsoft Research framework for building multiagent systems where agents converse to solve tasks.
AutoGen is one of 18 agent framework tools on Drydock. See all agent framework tools or how we check facts.
// guides
What is the most popular AI agent framework in 2026? LangChain leads developer surveys, PyPI downloads and GitHub stars. Here are the numbers and what they hide.
LangGraph vs CrewAI vs OpenAI Agents SDK compared on control flow, state, human in the loop, model support and learning curve, plus what replaced AutoGen.
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Agnoagno.comPython framework and runtime for multiagent systems with memory, knowledge and tools.Agent FrameworksOpen source★ 42.9k
Agent Development Kitadk.devGoogle's open source framework for developing, evaluating and deploying multiagent systems.Agent FrameworksOpen source★ 22k
CrewAIcrewai.comPython framework for orchestrating role playing teams of agents that collaborate on tasks, plus an enterprise platform.Agent FrameworksOpen source★ 60.2k
LangGraphlangchain.comLow level orchestration library for stateful, long running agents modelled as graphs, with persistence and human in the loop.Agent FrameworksOpen source★ 44k
Docker Agentdocs.docker.comDocker's open source runtime, formerly cagent, that runs AI agents and multiagent teams defined in YAML or HCL, with MCP tools, sandboxing and registry sharing.Agent FrameworksOpen source★ 4.6k
LlamaIndexllamaindex.aiFramework for building agents over your data, strong on ingestion, indexing, retrieval and document workflows.Agent FrameworksOpen source★ 52.7k