FB2 – FictionBook

.FB2 (FictionBook) – is a single file format XML. The images in the book (format PNG and JPEG) are integrated directly in XML, using the coding algorithm Base64.

FictionBook typically compressed using ZIP-archive (in this case, a format .fb2.zip or .fbz).

Format introductionThe main objective for storage of books in the FictionBook format is its accurate keeping of the book structure accompanied with the provision of effortless converting (including automatic) of FictionBook files to other popular formats: txt, doc, rtf, html and so on. Beside that, many reader applications allow to read the FictionBook format without converting.
Technical detailsThe FictionBook format does not specify the appearance of a document; instead, it describes its structure. For example, there are special tags for epigraphs, verses and quotations. All ebook metadata, such as author name, title, and publisher, is also present in the ebook file. This makes the format convenient for automatic processing, indexing, and ebook collection management, and allows automatic conversion into other formats.
File extension.fb2 .fb2.zip .fbz
MIMEtext/xml
Developed byDmitry Gribov
Type of formate-book file format
Associated programsHaaliReader, Calibre, FBReader, AlReader, Haali Reader, STDU Viewer, CoolReader, Fly Reader, Okular, Ectaco jetBooks, Documents for iOS, and some others
Wikihttps://en.wikipedia.org/wiki/FictionBook

fb2, fictionbook