What is a RGB file?
Created by Silicon Graphics Inc. (SGI), the RGB file extension stores colored bitmap images. It is a versatile file format capable of holding compressed or uncompressed images files, be it in monochrome or color and users get the option of alpha transparency too for both the types. It was a generic format that saved RGB images on the SGI workstations.
How to Open RGB Files
How to Make RGB Files
Exact steps for creating RGB files will vary by program and operating system. Download one of the above listed programs and you should be able to follow typical procedure for opening files or creating files from the File menu. Typically you will select File > Open or File > New and continue through the prompts. Some programs may follow a different procedure for either creation or opening of files.