is an e-book format created for Amazon’s Kindle8. This format supports the CSS3 pop-up text system and HTML5 as well as built-in fonts; moreover, it possesses powerful document-formatting capabilities. It contains a function of independently activated DRM protection. AZW3 books can be created with KindleGen, a free software program from Amazon.
This format is used for storing bitmap images. It supports many different file types and compression algorithms. One Palm bitmap file can contain multiple versions of the same images with different colors. These files are used on PALM devices.