Open WebUIvsPrivateGPT

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

Open WebUI

Chat Interfaces

Beautiful self-hosted ChatGPT-like interface for any LLM

Full review →Website ↗

PrivateGPT

Local AI Infrastructure

Interact with your documents privately using LLMs

Full review →Website ↗
FeatureOpen WebUIPrivateGPT
CategoryChat InterfacesLocal AI Infrastructure
PricingFree (open-source)Free (open-source)
GitHub Stars
✓ More stars
65k
55k
PlatformsmacOS, Linux, Windows, DockerLinux, macOS, Windows
Key Features
  • ✓ Ollama integration
  • ✓ Multi-model
  • ✓ RAG
  • ✓ Web search
  • ✓ Voice input/output
  • ✓ Plugins
  • ✓ User management
  • ✓ Document Q&A
  • ✓ 100% private
  • ✓ Local inference
  • ✓ RAG
  • ✓ Multi-format
Pros
  • + Feature-rich ChatGPT alternative
  • + Supports Ollama + OpenAI APIs
  • + Document upload and RAG
  • + Multi-user with auth
  • + Very active development
  • + 100% private and local
  • + No data leaves your machine
  • + Multiple document formats
  • + Good accuracy with RAG
  • + Easy Docker setup
Cons
  • − Requires Docker for easy setup
  • − Can be slow with large documents
  • − Plugin ecosystem still growing
  • − Resource intensive
  • − Requires powerful hardware
  • − Slower than cloud solutions
  • − Limited model choices
  • − UI is basic
Tags
open-sourcechatuiollamaself-hosted
privacyragdocumentsopen-source

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