Calibre is an e-book library management application, viewer and editor. It's also commonly used for e-book file format conversion and syncing to reader devices. Calibre also simplifies downloading news from the web and converting them into e-book form, and can act as content server for online access to your book collection.
minor feature: Release: 5.10.1 22 Jan, 2021 New features Bulk metadata edit: Add a new control to compress the cover image files for all selected booksAdd support for the CB7 comic file file formatE-book viewer: Allow adding a button to the selection bar that copies the currently selected text along with a calibre:// URL to show the text in the bookConversion: Insert metadata: Allow showing identifiers such as ISBN in the jacket page template.Conversion: Insert metadata: Allow hiding entries in the jacket template when they are not present in the metadata.calibre-server --manage-users: Add a scriptable interface: calibre-server --manage-users -- helpE-book viewer: Add keyboard shortcuts to copy the current location to the clipboardE-book viewer: Highlight all currently visible Table of Contents entries, not just the firstAdd a new tweak under Preferences- gt;Tweaks- gt;Author sort name algorithm to optionally recognize common surname presuch as von, van, de, etc. when generating sort names.E-book viewer: Move read aloud pop-up bar to the bottom of the screen in flow modeE-book viewer: scrolling with two fingers on touch pad on macOS not smoothPDF Output: When converting layout input documents anchors inserted for navigation sometimes being rendered as blue boxesEdit book: Remove unused CSS: selectors that don't match from CSS rules containing multiple selectors not being removedBulk metadata download: series number not being changes if the series is the same as the existing series.E-book viewer: a regression that caused non-HTML descriptions to not be displayed in the metadata page.E-book viewer: clock being displayed in 24 hr format on some systems even though system locale is set to use 12 hr format.Bulk metadata edit: regression that inverted the meaning of the case sensitivity setting in the Search amp; replace tab.calibredb list: incorrect output when redirecting to file.5.10.1 a regression in 5.10.0 that broke conversion when including metadata as a j