Calibre-Web Automated vs Sigil

A side-by-side comparison of two self-hosted e-books & media library options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureCalibre-Web AutomatedSigil
CategoryE-books & Media LibraryE-books & Media Library
LicenseGPL-3.0GPL-3.0
LanguageJavaScriptC++
Setup difficultyEasyEasy
Min. RAM512 MB256 MB
Deploymentdockerbare-metal, binary
GitHub stars★ 6,061★ 6,913
First released20242009
ReplacesKindleAdobe InDesign EPUB export

Why pick each one

Choose Calibre-Web Automated if…

  • Hands-off library updates
  • Builds on a proven UI
Calibre-Web Automated details

Choose Sigil if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Mature project with 6.9k GitHub stars
  • Written in C++
Sigil details

Frequently asked questions

Is Calibre-Web Automated or Sigil better?

Neither is universally better. Sigil has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are Calibre-Web Automated and Sigil free and open-source?

Yes. Calibre-Web Automated is licensed under GPL-3.0 and Sigil under GPL-3.0. Both can be self-hosted at no software cost.

Can I run Calibre-Web Automated and Sigil with Docker?

Calibre-Web Automated: yes. Sigil: check the project docs for container support.

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