Free Online RGF to SIX Converter
RGF
to
SIX
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.
SIX
DEC SIXEL Graphics Format
SIX is an alternative extension of the SIXEL bitmap graphics format. It was developed for terminals and printers by Digital Equipment Corporation (DEC). SIX actually means six pixels of which an image stored in the format consists. If you have a SIX file you want to view but you do not have an access to a DEC terminal, you need to convert it to a more popular format.
How To Convert RGF to SIX

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 SIX file