Guides to converting ebooks between EPUB, MOBI and AZW3, keeping a big calibre library tidy, and more from calibre-zen.https://calibrezen.com/enhttps://calibrezen.com/blog/mobi-to-epub/https://calibrezen.com/blog/mobi-to-epub/Convert a MOBI ebook to EPUB in calibre or calibre-zen: add the book, pick the output format and profile, end up with a real table of contents, and send it to your reader.Wed, 14 Oct 2026 00:00:00 GMTebookscalibreopen-sourcehttps://calibrezen.com/blog/mobi-to-azw3/https://calibrezen.com/blog/mobi-to-azw3/Convert a MOBI ebook to AZW3 (KF8) in calibre or calibre-zen: check what your file really is, set the output format and a Kindle profile, and move it to your Kindle by USB.Sun, 11 Oct 2026 00:00:00 GMTebookscalibreopen-sourcehttps://calibrezen.com/blog/epub-to-mobi/https://calibrezen.com/blog/epub-to-mobi/Convert an EPUB to MOBI in calibre or calibre-zen: add the book, pick the output format and a Kindle profile, and send the result to your reader.Fri, 09 Oct 2026 00:00:00 GMTebookscalibreopen-sourcehttps://calibrezen.com/blog/organise-a-calibre-library-on-linux/https://calibrezen.com/blog/organise-a-calibre-library-on-linux/Tidy a big calibre library on Linux by working inside calibre, not the file system: back up the folder, fix metadata in bulk, and partition it with virtual libraries.Thu, 08 Oct 2026 00:00:00 GMTebookscalibrelinux