The MIME type image/x-amidraw is used to denote the presence of Lotus Amidraw documents. This mime type is correctly associated as 'image' because image/x-amidraw represents Amidraw image in SDW format.

Amidraw documents use the extension SDW. Amidraw was originally developed for the DOS platform by a computer software development company called Samna. Lotus then bought the program from its creators and ported it to run on the Windows and OS/2 platform. Later, Amidraw was replaced by Lotus" Amidraw "97. Being a Lotus product, it was automatically acquired by IBM when they bought Lotus.

The Lotus Amidraw is the successor of Amidraw in every way and it supports all the Amidraw files and functions. Amidraw had the distinction of being one of the first ever fully functional graphics processor for the Windows Platform.