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Calibre-Web

Open source

Calibre-Web is a web app for browsing, reading and downloading eBooks from a Calibre database, with user management and OPDS support.

Open-source alternative to

GitHub stars
18k
Last commit
12 days ago
Repository age
11 years
Version
0.6.27
Licence
GPL-3.0
Self-hosted
Yes

About Calibre-Web

Calibre-Web is a web application that puts a clean browser interface on top of an existing Calibre eBook library. It reads a valid Calibre database so that users can browse, read and download books from any device with a web browser. It is released under the GPL v3 license.

Administrators get a graphical setup, an admin interface and detailed user management with per-user permissions, and logins can use LDAP, Google or GitHub OAuth, or proxy authentication. Readers can search and filter, create shelves, read books in the browser in several formats, and use an OPDS feed with eBook reader apps. Books can be sent to e-readers in one click, and Kobo devices can be synced with the library.

Further features include metadata editing and downloading from various sources, eBook conversion through Calibre binaries, uploading new books (audio formats included), Calibre custom column support and hiding content per user. Installation is recommended through pip inside a virtual environment, and Docker images are also available.

Key features

  • Browser-based eBook browsing and reading
  • OPDS feed for eBook reader apps
  • Per-user permissions and admin interface
  • LDAP and OAuth authentication
  • Send to e-reader and Kobo sync
  • Metadata editing and eBook conversion

Good fit for

  • →Sharing a Calibre library with family
  • →Reading and downloading books from any browser
Built with
Fluent
Tags
ebooks
calibre
library
opds
self-hosted
epub
reading
web-app

Calibre-Web: questions and answers

What is Calibre-Web used for?
Calibre-Web is a web app for browsing, reading and downloading eBooks from a Calibre database, with user management and OPDS support. It is a good fit for sharing a Calibre library with family, and reading and downloading books from any browser.
Is Calibre-Web open source?
Yes. Calibre-Web is open source under the GPL-3.0 licence. Its source code is on GitHub at janeczku/calibre-web.
Is Calibre-Web free?
Yes. Calibre-Web is open source, so the software itself is free to use.
Can I self-host Calibre-Web?
Yes. Calibre-Web can be self-hosted on your own server or infrastructure; there is no official hosted version.
What is Calibre-Web an alternative to?
Calibre-Web is an open-source alternative to Everand, Storytel and Kobo. Other open-source alternatives to Everand include Grimmory, Kavita and Calibre-Web Automated.
Is Calibre-Web actively maintained?
Yes. The most recent commit to Calibre-Web was on 20 September 2026, and the latest release is 0.6.27, published on 8 August 2026. The project has 18k stars on GitHub.

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