Software update: Caliber 5.3

Version 5.3 of Caliber has been released. This open source ebook manager is available for Windows, Linux, and macOS. Among other things, it can look up all relevant information and cover images, and convert ebooks to make them suitable for the various types of e-readers. Furthermore, the program can convert newspapers, magazines and news articles based on RSS feeds into e-book format. Books can also be purchased with Caliber at the well-known web stores. Version 5.0 has included a switch to Python 3, various improvements have been made to the e-book viewer and there is now also a dark mode for the e-book viewer and content server. In version 5.3, the following changes and improvements have also been made:

New features

  • Tag browser: When grouping items by first letter if adjacent letters have few entries combine them into a single group.
    Can be controlled via an option in Preferences->Look & fee->Tag browser to combine ‘first letters’ together if there are a small number of items under adjacent letters.
  • Viewer: Allow displaying the current page / total pages in the header/footer. Useful in paged mode to see exactly how many pages are left. Close tickets: 1899163.
  • Viewer search panel: Show more result context in a tooltip when hovering over a search result. Close tickets: 1899834.
  • DOCX Input: Add support for Word controls used to rotate or flip images. Only works with output formats such as EPUB that support CSS transforms.
  • Viewer image pop-up: Allow maximizing/minimizing the window. Close tickets: 1899962.
  • Edit metadata dialog: Use only a single line for custom column date fields.
  • Add an item to search for categories to the category editor context menu. Close tickets: 1899341.
  • Category editor: Add a right click menu to change case of the selected entries. Close tickets: 1899316.

Bug fixes

  • Fix a regression in 5.0 that caused performance of dialogs that contain title/series/tags edit fields to be very poor with large libraries. Close tickets: 1898221.
  • Fix a regression in 5.0 that caused some pop-up menus to appear on the wrong monitor in multi-monitor setups.
  • macOS: Fix a long standing bug that prevented drag and drop of multiple items
  • Windows: Fix a regression that broke scanning for default programs for the Open with action.
  • Windows: Fix a regression in 5.0 causing some MOBI files with non-BMP characters not being processed correctly. Close tickets: 1898894.
  • E-book viewer: Fix scrolling past the end of chapter boundaries not working in books that have negative margins.
  • Edit metadata dialog: fix incorrect rendering of custom column names that start with emoji. Close tickets: 1899466.
  • Quickview: Fix nothing shown after clearing the search. Close tickets: 1899318.
  • Dark mode: Fix radio buttons having no outline. Close tickets: 1900022.
  • Annotations browser: When showing a book in the caliber library that is not currently visible, display an error. Close tickets: 1900066.

New news sources

  • Deutsche Welle by VoHe

Improved news sources

  • Reuters

Version number 5.3
Release status Final
Operating systems Windows 7, Linux, macOS, Windows 8, Windows 10
Website caliber
License type Freeware