Kovid Goyal - ( Open Source)
Calibre is a simple and comprehensive e-books manager application that makes it easy to organize your library.
Calibre is an intuitive and comprehensive e-books manager software that simplifies the organization of library information and integrates a fast and efficient converter. It allows you to view your e-books, sort them using different criteria, convert them - individually or in batch, edit their metadata and retrieve information from the Internet, having also full support for the management of the table of contents, bookmarks, CSS and more. Additionally, the application offers a complete module for synchronizing your library with some e-books readers such as Sony PRS, Cybook Gen Booken, Amazon Kindle, iPhone, etc. The application now has an RSS feed aggregator to follow the news and convert to e-book format - EPUB, LRF, HTML, LIT, MOBI, PRC, AZQ, AZW1, TPZ, TXT, RTF, PDF, SNB, CBZ, CBR, CBC, ZIP, RAR. Calibre supports the majority of e-book formats. You can freely access your collection of e-books online by using the EWS, having the possibility to send books and download others. The compatibility of the software with smartphones optimizes downloading books for mobile devices. Using keyboard shortcuts, you can use Calibre without ever touching the mouse. Just press the D key to send the selected books to the device you have connected to your computer, or press C to convert them to other formats. To read it right on your computer, just press V.
Conversion: Transform styles: When using regular expressions fix substitution groups not working.
Closes tickets: 1825764
Fix a regression in the previous release that caused the conversion of HTML to text in comments when output to catalogs or converting downloaded metadata to behave slightly differently.
Closes tickets: 1826654
Edit book: Fix beautify not handling <colgroup> and <th> tags correctly.
Closes tickets: 1826631
DOCX Input: Fix cross-references using the 'fldSimple' markup not being recognized by calibre.
EPUB/MOBI Catalogs: Fix a regression in the previous release that caused ampersands and middle-dots to appear as HTML entities in the output.
Closes tickets: 1826127
Prevent a malformed tweaks.json file from stopping calibre startup
Fix a regression that broke completion for ebook-convert
News fetching: Fix a regression that broke removal of attributes/javascript/srcset because of bugs in the new BeautifulSoup
TXT Output: Fix Vietnamese  character being stripped from output.
Closes tickets: 1825770
E-book viewer: Fix specifying a non-existen location via --open-at causing viewer to hang