RasavsDocling

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

Rasa

Chatbot Builders

Open-source framework for building conversational AI

Docling

Data & ETL

IBM's document conversion tool for AI pipelines

FeatureRasaDocling
CategoryChatbot BuildersData & ETL
PricingFree (open-source) + EnterpriseFree (open-source)
GitHub Stars
More stars
19k
15k
PlatformsLinux, macOS, DockerLinux, macOS, Windows
Key Features
  • NLU
  • Dialogue management
  • Custom actions
  • Multi-channel
  • On-premise
  • PDF conversion
  • Table extraction
  • OCR
  • Markdown output
  • LlamaIndex integration
Pros
  • + Full control and customization
  • + On-premise deployment
  • + Production-grade reliability
  • + Strong NLU engine
  • + Open-source core
  • + Excellent PDF parsing
  • + Table extraction
  • + OCR capability
  • + IBM Research quality
  • + LlamaIndex integration
Cons
  • Steep learning curve
  • Requires ML knowledge
  • Resource intensive
  • Enterprise features are paid
  • Heavy dependencies
  • Can be slow on large docs
  • Python only
  • Complex output format
Tags
conversationalnlpopen-sourceenterprise
documentspdfconversionibm

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