LangChain vs Open WebUI

FeatureLangChainOpen WebUI
CategoryAI Agent FrameworksChat Interfaces
PricingFree + LangSmith paidFree (open-source)
GitHub Stars98,00065,000
PlatformsmacOS, Linux, WindowsmacOS, Linux, Windows, Docker
Features
  • ✓ Chain composition
  • ✓ RAG pipelines
  • ✓ Agent toolkits
  • ✓ Memory systems
  • ✓ Streaming
  • ✓ Multi-model
  • ✓ LangGraph
  • ✓ Ollama integration
  • ✓ Multi-model
  • ✓ RAG
  • ✓ Web search
  • ✓ Voice input/output
  • ✓ Plugins
  • ✓ User management
Tags
open-sourceframeworkpythonjavascriptragchains
open-sourcechatuiollamaself-hosted