ตัวแปลงไฟล์ออนไลน์ฟรี WMF เป็น RB

A format for storing vector graphics in Windows, involved in the direct output of an image in a specific context on the screen of a graphical device. It’s also used for transferring information from the clipboard. It supports a 24-bit RGB-color palette and is used to export graphics in Windows.

Was developed for the first mass-produced e-book reader – Rocket eBook. The format is written in Ruby. RB files are containers holding the entire content for a Rocket eBook device. It has DRM protection capability which is not used in the books published at present due to the format’s lack of popularity.