Free Online RGF to RGBO Converter

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.

Format for representing colors in the three primary colors (red, green and blue), each of which has 255 gradations. In contrast to the standard RGB, it allows you to change the transparency of the entire image using the opacity parameter. It is less flexible in terms of transparency settings than RGBA.