Free Online RGF to RB Converter

RGF
to
RB

RGF

LEGO Mindstorms EV3 Robot Graphic Format

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.

RB

Rocket eBook

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.
How To Convert RGF to RB

Step 1: Upload Files

Click the upload button or drag and drop your RGF files into the upload area.

Step 2: Convert File

Click "Convert" and wait for conversion done

Step 3: Download

Download the converted RB file

Logo Copyright @ 2025 - All rights reserved.