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 72 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
AG2
Community-driven multi-agent framework forked from AutoGen with backward-compatible API
Burr
Build stateful AI agents and applications as state machines, with a built-in tracing UI
Tura
Open-source local coding agent that turns intent into verified repository changes
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
Burr
Build stateful AI agents and applications as state machines, with a built-in tracing UI
LangChain
LangChain gives developers a framework to construct LLM‑powered apps easily.
phidata
Build an AI App in minutes using pre-built templates.
Ollama
Run large language models locally with a single command
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
llmkit
One LLM client API for 20+ providers, in Go, TypeScript, Python and Rust
CC Switch
Open-source desktop manager and local router for AI coding tools
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 72 alternatives compared on this page.
Is there a free alternative to Microsoft Agent Framework?
Yes. 64 alternatives to Microsoft Agent Framework offer a free tier or free trial: AutoGen, LangGraph, Composio, Smolagents, OpenAI Agents SDK, Mastra, 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. 53 of the 72 alternatives to Microsoft Agent Framework listed here are open source: 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 72 alternatives to Microsoft Agent Framework across 2 categories.
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