ตัวแปลงไฟล์ออนไลน์ฟรี RGF เป็น RB

RGF is an image file format used by LEGO MINDSTORMS Education EV3. The software supports 15 languages and works on many devices including iOS and Android tablets, Mac and Windows computers. It allows you to create and program LEGO robots.

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.