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A feature-rich, self-hosted AI chat interface that supports Ollama and OpenAI API, providing a completely offline AI conversation experience.

NOASSERTIONJavaScript 99.5kopen-webui Last Updated: 2025-06-20

Open WebUI Project Detailed Introduction

Project Overview

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform designed for completely offline operation. It supports various LLM runners, such as Ollama and OpenAI-compatible APIs, and has a built-in RAG inference engine, making it a powerful AI deployment solution.

Core Features

🚀 Simplified Deployment

  • Hassle-free Installation: Seamless installation using Docker or Kubernetes (kubectl, kustomize, or helm)
  • Multi-Image Support: Provides :ollama and :cuda tagged images to support different deployment needs
  • Python Package Installation: Supports rapid installation via pip

🤝 Multi-Model Integration

  • Ollama Integration: Native support for Ollama model execution
  • OpenAI API Compatibility: Easily integrates with OpenAI-compatible APIs
  • Third-Party Platform Support: Connects to platforms like LMStudio, GroqCloud, Mistral, OpenRouter, etc.
  • Multi-Model Concurrency: Converse with multiple models simultaneously, leveraging the strengths of different models

🛡️ Security and Permissions Management

  • Fine-Grained Permissions Control: Administrators can create detailed user roles and permissions
  • Role-Based Access Control (RBAC): Ensures secure access and restricts permissions
  • User Group Management: Supports the creation and management of different user groups

📱 Responsive Design

  • Cross-Platform Compatibility: Provides a seamless experience on desktop PCs, laptops, and mobile devices
  • Progressive Web App (PWA): Delivers a native app-like experience on mobile devices
  • Offline Access: Offers offline access on localhost

✒️ Content Support

  • Markdown Support: Full Markdown rendering capabilities
  • LaTeX Support: Supports the display of mathematical formulas and scientific symbols
  • Multi-Language Internationalization: Supports multiple language interfaces

🎤 Multimedia Interaction

  • Voice Calls: Integrated hands-free voice call functionality
  • Video Calls: Supports video calls, providing a more dynamic interactive environment
  • Voice Input: Supports voice input and recognition

🛠️ Advanced Features

Model Builder

  • Easily create Ollama models through the web interface
  • Create and add custom personas/agents
  • Customize chat elements
  • Easily import models via Open WebUI Community integration

Python Function Calling Tool

  • Built-in code editor support
  • Tool support in the workspace
  • Bring Your Own Function (BYOF): Achieve seamless LLM integration by adding pure Python functions

📚 Local RAG Integration

  • Document Interaction: Seamlessly integrate document interaction into the chat experience
  • Document Library: Load documents directly into the chat or add them to the document library
  • Query Commands: Easily access documents using # commands
  • Retrieval Augmented Generation: Provides advanced RAG support

🔍 Web Search RAG

  • Multiple Search Providers: Supports SearXNG, Google PSE, Brave Search, serpstack, serper, Serply, DuckDuckGo, TavilySearch, SearchApi, and Bing
  • Search Result Integration: Inject search results directly into the chat experience
  • Real-Time Information Retrieval: Obtain the latest web information

🌐 Web Browsing Functionality

  • Seamlessly integrate website content into the chat using the # command followed by a URL
  • Directly incorporate web content into conversations
  • Enhance the richness and depth of interactions

🎨 Image Generation Integration

  • Local Image Generation: Supports AUTOMATIC1111 API or ComfyUI
  • External Image Generation: Supports OpenAI's DALL-E
  • Dynamic Visual Content: Enrich the chat experience with visual content

🧩 Plugins and Extensions

Pipelines Plugin Framework

  • Seamlessly integrate custom logic and Python libraries into Open WebUI using the Pipelines plugin framework
  • Supports function calling
  • User access control and rate limiting
  • Usage monitoring with tools like Langfuse
  • LibreTranslate real-time translation supports multiple languages
  • Advanced features such as toxic message filtering

Installation Methods

Python pip Installation

# Install Open WebUI
pip install open-webui

# Run Open WebUI
open-webui serve

Docker Installation

Basic Installation

docker run -d -p 3000:8080 --add-host=host.docker.internal:host-gateway -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:main

GPU Supported Installation

docker run -d -p 3000:8080 --gpus all --add-host=host.docker.internal:host-gateway -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:cuda

Complete Installation with Ollama

docker run -d -p 3000:8080 -v ollama:/root/.ollama -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:ollama

Community and Ecosystem

Open WebUI Community

  • Discover, download, and explore custom Modelfiles
  • Provides extensive possibilities for enhancing chat interactions
  • Active community support and contributions

Continuous Updates

  • Regular updates, fixes, and new features
  • Active development team
  • Responsive community feedback

Enterprise-Level Features

  • Enterprise Plan: Provides enhanced features
  • Custom Themes: Supports custom themes and branding
  • Professional Support: Enterprise-level technical support

Use Cases

Individual Users

  • Personal AI assistant
  • Learning and research tool
  • Creative writing assistant
  • Code development aid

Enterprise Users

  • Internal knowledge base query
  • Customer service automation
  • Document processing and analysis
  • Team collaboration tool

Developers

  • AI application prototype development
  • Model testing and evaluation
  • Custom AI tool development
  • API integration testing

Technical Architecture

Frontend Technology

  • Modern web technology stack
  • Responsive design
  • PWA support
  • Multi-language internationalization

Backend Technology

  • Python infrastructure
  • RESTful API design
  • Plugin-based architecture
  • Containerized deployment

Data Processing

  • RAG Retrieval Augmented Generation
  • Document vectorization
  • Real-time search integration
  • Multi-modal data processing

Advantages and Features

  1. Fully Open Source: MIT license, free to use and modify
  2. Privacy Protection: Runs completely offline, data is not leaked
  3. Feature-Rich: Integrates various features required for modern AI applications
  4. Easy to Deploy: Multiple installation methods, suitable for users with different technical levels
  5. Highly Customizable: Plugin system and custom feature support
  6. Active Community: Continuous development and community support

Summary

Open WebUI is a comprehensive and easy-to-use self-hosted AI platform, especially suitable for users who need privacy protection, feature customization, and complete control. Whether for personal use or enterprise deployment, it can provide a powerful and flexible AI interaction experience. Through its rich plugin ecosystem and continuous community support, Open WebUI is becoming a leading solution in the field of open-source AI interfaces.