Best Self-hosted AI Agent Platforms in 2026

Langflow

Visual builder for AI-powered applications and workflows

Stars
147,339
Forks
8,842
Last commit
15 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
52,250
Forks
24,210
Last commit
15 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

LibreChat

Free AI chat platform for Everyone

Stars
35,972
Forks
7,375
Last commit
10 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

Suna

AI agent that autonomously handles real-world tasks

Stars
19,652
Forks
3,398
Last commit
20 hours ago

Open source AI assistant that executes complex tasks from market research to travel planning through natural conversation, with full transparency and community-driven development.

Open Source Alternative to:

Manus

Botpress

Build powerful AI agents with cutting-edge LLM technology

Stars
14,652
Forks
2,249
Last commit
21 hours ago

A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.

Open Source Alternative to:

Voiceflow

Nango

Build product integrations with 500+ APIs in hours

Stars
7,188
Forks
696
Last commit
19 hours ago

Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.

Open Source Alternative to:

Pipedream

Rivet

Build stateful backends with in-memory actors

Stars
5,473
Forks
178
Last commit
14 hours ago

Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Open Source Alternative to:

Cloudflare Workers

ByteChef

Build AI agents and automate complex workflows seamlessly

Stars
749
Forks
136
Last commit
16 hours ago

Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.

Open Source Alternative to:

n8n

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
147,339
Forks
8,842
Last commit
15 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
52,250
Forks
24,210
Last commit
15 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

LibreChat

Free AI chat platform for Everyone

Stars
35,972
Forks
7,375
Last commit
10 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

Suna

AI agent that autonomously handles real-world tasks

Stars
19,652
Forks
3,398
Last commit
20 hours ago

Open source AI assistant that executes complex tasks from market research to travel planning through natural conversation, with full transparency and community-driven development.

Open Source Alternative to:

Manus

Botpress

Build powerful AI agents with cutting-edge LLM technology

Stars
14,652
Forks
2,249
Last commit
21 hours ago

A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.

Open Source Alternative to:

Voiceflow

Nango

Build product integrations with 500+ APIs in hours

Stars
7,188
Forks
696
Last commit
19 hours ago

Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.

Open Source Alternative to:

Pipedream

Rivet

Build stateful backends with in-memory actors

Stars
5,473
Forks
178
Last commit
14 hours ago

Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Open Source Alternative to:

Cloudflare Workers

ByteChef

Build AI agents and automate complex workflows seamlessly

Stars
749
Forks
136
Last commit
16 hours ago

Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.

Open Source Alternative to:

n8n

Self-hosted AI Agent Platforms

A curated collection of the best self-hosted platforms for creating and managing autonomous AI agents.