Calibre vs Open Library
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
Powerful ebook library manager with a built-in server
VS
Open Library
Open, editable catalog and library platform for books
| Feature | Calibre | Open Library |
|---|---|---|
| Category | E-books & Media Library | E-books & Media Library |
| License | GPL-3.0 | AGPL-3.0 |
| Language | Python | Python |
| Setup difficulty | Easy | Hard |
| Min. RAM | 512 MB | 4,096 MB |
| Deployment | docker, bare-metal, binary | docker |
| GitHub stars | ★ 25,578 | ★ 6,597 |
| First released | 2006 | 2007 |
| Replaces | Kindle, Apple Books | Goodreads |
Why pick each one
Frequently asked questions
Is Calibre or Open Library better?
Calibre is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Open Library if its specific feature set fits your needs better.
Are Calibre and Open Library free and open-source?
Yes. Calibre is licensed under GPL-3.0 and Open Library under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Calibre and Open Library with Docker?
Calibre: yes. Open Library: yes.