Microsoft Agent Framework Alternatives
Build agents and graph-based multi-agent workflows in .NET and Python
Microsoft Agent Framework is an open-source framework for building AI agents and multi-agent workflows in .NET and Python.
Explore 54 alternatives to Microsoft Agent Framework across 2 categories. Each tool listed below shares at least one category with Microsoft Agent Framework.
Top Microsoft Agent Framework alternatives at a glance
- AutoGen. Microsoft's framework for building multi-agent AI applications with event-driven messaging
- CrewAI. Framework for orchestrating role-playing, autonomous AI agents.
- LangGraph. Low-level framework for building stateful, long-running AI agents with graph-based orchestration
- Composio. Tool integration platform connecting AI agents to 1,000+ apps with managed auth and execution
- Smolagents. Lightweight Python agent framework from Hugging Face where agents write Python code instead of JSON tool calls
🕵️♀️ Agents
Mastra
TypeScript-first AI framework for building agents, RAG pipelines, and workflows
Letta
Framework for building stateful AI agents with persistent memory, formerly MemGPT
Google ADK
Open-source agent development kit from Google for building multi-agent systems
Fixie
The fastest way to build conversational AI agents
Superagent
Prototype and deploy agents powered by large language models.
Dust
The operating system for AI agents
🏗️ Frameworks & Stacks
Mastra
TypeScript-first AI framework for building agents, RAG pipelines, and workflows
Google ADK
Open-source agent development kit from Google for building multi-agent systems
LangChain
LangChain gives developers a framework to construct LLM‑powered apps easily.
phidata
Build an AI App in minutes using pre-built templates.
llama.cpp
LLM inference in C/C++ with broad hardware support and aggressive quantization
vLLM
High-throughput LLM inference engine with PagedAttention for efficient GPU memory usage
GPT4All
Desktop app and Python SDK for running open-source LLMs locally on any device
Jan
Open-source desktop app for running LLMs locally with a clean GUI
Frequently asked questions
What are the best alternatives to Microsoft Agent Framework?
Based on category overlap and popularity, the top alternatives to Microsoft Agent Framework include: AutoGen (Microsoft's framework for building multi-agent AI applications with event-dri...); CrewAI (Framework for orchestrating role-playing, autonomous AI agents.); LangGraph (Low-level framework for building stateful, long-running AI agents with graph-...); Composio (Tool integration platform connecting AI agents to 1,000+ apps with managed au...); Smolagents (Lightweight Python agent framework from Hugging Face where agents write Pytho...). See all 54 alternatives compared on this page.
Is there a free alternative to Microsoft Agent Framework?
Yes. 31 alternatives to Microsoft Agent Framework offer a free tier or free trial: LangGraph, Composio, OpenAI Agents SDK, Mastra, Letta, Google ADK, and more. Use the comparison above to find the best fit for your use case.
Are there open-source alternatives to Microsoft Agent Framework?
Yes. 44 open-source alternatives to Microsoft Agent Framework are listed here: AutoGen, CrewAI, LangGraph, Composio, Smolagents, OpenAI Agents SDK, and more. Open-source tools can be self-hosted for full control over data and infrastructure.
What is Microsoft Agent Framework?
Microsoft Agent Framework is an open-source framework for building AI agents and multi-agent workflows in .NET and Python. Agents call tools and MCP servers across providers (Azure OpenAI, OpenAI, Anthropic, Ollama, and more); workflows connect agents and functions with type-safe routing, checkpo... See 54 alternatives to Microsoft Agent Framework across 2 categories.
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