Calibre-Web vs Ubooquity
A side-by-side comparison of two self-hosted e-books & media library options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Calibre-Web
Web app to browse and read your Calibre library
VS
Ubooquity
Free to use, versatile, lightweight, multi-platform, and secure home
| Feature | Calibre-Web | Ubooquity |
|---|---|---|
| Category | E-books & Media Library | E-books & Media Library |
| License | GPL-3.0 | ⊘ Proprietary |
| Language | HTML | Java |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 512 MB |
| Deployment | docker | bare-metal |
| GitHub stars | ★ 17,830 | — |
| First released | 2017 | 2020 |
| Replaces | Kindle, Goodreads | — |
Why pick each one
Choose Ubooquity if…
- Released under the ⊘ Proprietary license
- Written in Java
- Lightweight — runs in 512 MB RAM
Frequently asked questions
Is Calibre-Web or Ubooquity better?
Calibre-Web is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Ubooquity if its specific feature set fits your needs better.
Are Calibre-Web and Ubooquity free and open-source?
Yes. Calibre-Web is licensed under GPL-3.0 and Ubooquity under ⊘ Proprietary. Both can be self-hosted at no software cost.
Can I run Calibre-Web and Ubooquity with Docker?
Calibre-Web: yes. Ubooquity: check the project docs for container support.