ras A .ras extension file is a binary raster image format file that was developed using the UNIX platform by Sun Microsystems. It uses the bitmap format that is simple to use and has the ability to store data in grayscale, black and white as well as colored pixels. The basic layout of a .ras file begins with a header, is followed by a color map and finally by the image data that is bitmapped.
odd ODD file extension used by the Coby Electronics Group to output audio data recorded by the Coby Voice Recorder. ODD files are used in TEI (Text Encoding Initiative) Source Code and Coby Voice Recorder Data. The Coby Electronics Group was known to be distributing voice conversation software which worked with ODD file types. The voice conversion software could import, edit and convert the ODD files into a WAV audio format for output.