The ePub format is the most widely used, being supported by the largest number of eReaders. Amazon Kindle is the exception, having its own proprietary format in AZW and the new KF8. Other commonly used formats such as doc, txt or rtf can also be converted to eBook formats such as ePub so as to be able to access them on eReaders.
Includes information on some of the major eBook formats and when it is most appropriate to use them.
Comprehensive survey of the variety of eBook formats available with quick descriptions of each. Includes table of all the dfferent formats with their technological specs.
Some formats are not compatible with certain eReaders. For example, ePub files cannot be read on an Amazon Kindle. When this happens, you will need to use an eBook converter to be able to read the eBook.
The leading eBook converter tool is Calibre.
Calibre is a free eBook format converter. It allows you to organize, re-format, and manage your eBook collection on your computer.
Note: Calibre does not remove DRM protection from eBooks
Another option is 2ePub.
2ePub is a free online tool which converts files to various eBook formats including ePub or MOBI.
Note: 2ePub is primarily for use in converting text files; image heavy files do not convert well.
*Demonstration Video for the Calibre Converter Tool