MOBI: An e-book format based on the Open eBook standard using XHTML.
EPUB: The .epub or OEBPS format is an open standard for e-books created by the International Digital Publishing Forum (IDPF).
HTML: HTML is the markup language used for most web pages. E-books using HTML can be read using any Web browser.
FLIP BOOK: A “Flip Book” is a type of E-Book distinguished by virtual pages that actually “flip”, much like turning pages of paper.
CHM:Microsoft Compiled HTML Help is a proprietary format for online help files, developed by Microsoft.
PDF: A file format created by Adobe Systems, initially to provide a standard form for storing and editing printed publishable documents.
PDB: eReader is a freeware program for viewing Palm Digital Media electronic books. Versions are available for iPhone, PalmOS, WebOS, Android, Symbian.
EXE: A multimedia ebook is media and book content that utilizes a combination of different book content formats.