Best Open Source AI Agent Platforms using Mistral AI in 2026

Langflow

Visual builder for AI-powered applications and workflows

Stars
147,522
Forks
8,875
Last commit
10 hours ago

Low-code platform for building agentic and RAG applications with drag-and-drop components, Python customization, and support for any LLM or vector database.

Open Source Alternative to:

Voiceflow

Flowise AI

Build AI agents and workflows with visual drag-and-drop

Stars
52,403
Forks
24,237
Last commit
13 hours ago

Open source platform for building AI agents, chatbots, and LLM workflows using visual drag-and-drop interface. No coding required for rapid prototyping.

Open Source Alternative to:

n8n

Agno

Model-agnostic platform for building intelligent AI agents

Stars
39,805
Forks
5,315
Last commit
13 hours ago

Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Open Source Alternative to:

Kiro

LibreChat

Free AI chat platform for Everyone

Stars
36,299
Forks
7,438
Last commit
8 hours ago

Free, open source AI chat platform compatible with any AI provider. Offers a wide range of features, including agents, code interpreter, and multimodal capabilities.

Open Source Alternative to:

Grok

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Langflow

Visual builder for AI-powered applications and workflows

Stars
147,522
Forks
8,875
Last commit
10 hours ago

Low-code platform for building agentic and RAG applications with drag-and-drop components, Python customization, and support for any LLM or vector database.

Open Source Alternative to:

Voiceflow

Flowise AI

Build AI agents and workflows with visual drag-and-drop

Stars
52,403
Forks
24,237
Last commit
13 hours ago

Open source platform for building AI agents, chatbots, and LLM workflows using visual drag-and-drop interface. No coding required for rapid prototyping.

Open Source Alternative to:

n8n

Agno

Model-agnostic platform for building intelligent AI agents

Stars
39,805
Forks
5,315
Last commit
13 hours ago

Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Open Source Alternative to:

Kiro

LibreChat

Free AI chat platform for Everyone

Stars
36,299
Forks
7,438
Last commit
8 hours ago

Free, open source AI chat platform compatible with any AI provider. Offers a wide range of features, including agents, code interpreter, and multimodal capabilities.

Open Source Alternative to:

Grok

Open Source AI Agent Platforms using Mistral AI

A curated collection of the best open source platforms for creating and managing autonomous AI agents. using Mistral AI.