Ollama Web UIvsOpen WebUI

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

Ollama Web UI

Chat Interfaces

ChatGPT-style interface for Ollama models

Open WebUI

Chat Interfaces

Beautiful self-hosted ChatGPT-like interface for any LLM

FeatureOllama Web UIOpen WebUI
CategoryChat InterfacesChat Interfaces
PricingFree (open-source)Free (open-source)
GitHub Stars
55k
More stars
65k
PlatformsLinux, macOS, DockermacOS, Linux, Windows, Docker
Key Features
  • Chat UI
  • RAG
  • Multi-model
  • Plugins
  • Voice input
  • Ollama integration
  • Multi-model
  • RAG
  • Web search
  • Voice input/output
  • Plugins
  • User management
Pros
  • + Most popular self-hosted chat UI
  • + Supports Ollama + OpenAI APIs
  • + RAG and document upload
  • + Multi-user management
  • + Active development
  • + Feature-rich ChatGPT alternative
  • + Supports Ollama + OpenAI APIs
  • + Document upload and RAG
  • + Multi-user with auth
  • + Very active development
Cons
  • Duplicate entry — see Open WebUI
  • Requires Docker
  • Resource intensive
  • Plugin ecosystem growing
  • Requires Docker for easy setup
  • Can be slow with large documents
  • Plugin ecosystem still growing
  • Resource intensive
Tags
chatollamalocalopen-source
open-sourcechatuiollamaself-hosted

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