Drawn File

A drawn file is a type of file used to preserve image drawings. The filename extension for this is .drawn, .drawing, or, for computers that only support three-letter extensions, .drw.

Programs
According to FileInfo.net, files with a .drw extension can be opened by the following programs:

Mac OS

 * Apple AppleWorks

Windows

 * Microsoft Picture It!
 * CorelDRAW
 * Corel Paint Shop Pro