PDFKeeper vs Stirling PDF

A side-by-side comparison of two self-hosted document management options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeaturePDFKeeperStirling PDF
CategoryDocument ManagementDocument Management
LicenseGPL-3.0MIT
LanguageC#Java
Setup difficultyMediumEasy
Min. RAM512 MB512 MB
Deploymentbare-metal, sourcedocker, bare-metal, source
GitHub stars★ 228★ 89,077
First released20142023
ReplacesDEVONthink, Mayan EDMSAdobe Acrobat, Smallpdf

Why pick each one

Choose PDFKeeper if…

  • Released under the GPL-3.0 license
  • Written in C#
  • Lightweight — runs in 512 MB RAM
PDFKeeper details

Choose Stirling PDF if…

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

Frequently asked questions

Is PDFKeeper or Stirling PDF better?

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

Are PDFKeeper and Stirling PDF free and open-source?

Yes. PDFKeeper is licensed under GPL-3.0 and Stirling PDF under MIT. Both can be self-hosted at no software cost.

Can I run PDFKeeper and Stirling PDF with Docker?

PDFKeeper: check the project docs for container support. Stirling PDF: yes.

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