is a format developed by the International Digital Publishing Forum. It is characterized by the XML- and XHTM-based optional use of CSS styling. The main feature of this format is the use of reflowable text (word wrap) which makes it possible to adapt the image to different device displays. The ePub file is a zip-archive with an .epub extension.
TIFF is a format for storing raster graphics. It is used for scanning and OCR text, faxing, printing industry, is widely supported by a variety of graphics applications. The format was developed by Aldus Corporation in collaboration with Microsoft for use with PostScript. Who is copyright to it owns Adobe Systems. The format used to store images with great depth of color.