Docling vs Stirling PDF

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureDoclingStirling PDF
CategorySelf-Hosted AIDocument Management
LicenseMITMIT
LanguagePythonJava
Setup difficultyMediumEasy
Min. RAM4,096 MB512 MB
Deploymentbare-metal, source, dockerdocker, bare-metal, source
GitHub stars★ 64,404★ 89,077
First released20242023
ReplacesAdobe AcrobatAdobe Acrobat, Smallpdf

Why pick each one

Choose Docling if…

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Mature project with 64.4k GitHub stars
  • Written in Python
Docling details

Choose Stirling PDF if…

  • Keeps documents private
  • Huge range of features
Stirling PDF details

Frequently asked questions

Is Docling or Stirling PDF better?

Stirling PDF is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Docling if its specific feature set fits your needs better.

Are Docling and Stirling PDF free and open-source?

Yes. Docling is licensed under MIT and Stirling PDF under MIT. Both can be self-hosted at no software cost.

Can I run Docling and Stirling PDF with Docker?

Docling: yes. Stirling PDF: yes.

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