.RAS File

File extension ras is mainly related to the  Sun Raster format. The Sun Raster format, is the native bitmap format on the Sun UNIX platforms. It is a simple bitmap format with wide distribution, particularly in the UNIX world.

MIME: application/x-cmu-raster, image/cmu-raster

Files with ras extension can be mainly found as raster images in a format developed for Sun UNIX platforms.

How to open:

You can view .ras file using XnView or any other graphics viewer / editor with support of this format.

How to convert:

Graphics files can be usually converted between various formats.