免費線上 RGF 轉 OTB 轉換器

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.

This format was created by Nokia for use in its proprietary phones. A bitmap image was used to transfer image files between devices over a wireless connection. It was mainly used when exchanging multimedia text messages that support inserting pictures.