This is used for creating scheme files with a set of instructions for embroidery on Melco and Bernina sewing machines. The EXP format for Melco sewing machines contains only information about skips, which create necessary patterns. EXP for Bernina already contains information regarding thread color schemes used in a design. The files are edited and created in vector graphics processing programs.
This format is a vector images file in the Sketch Drawing program, which serves to edit and create interface designs, applications and software shells. SK-files contain objects and layers which can be edited independently of each other.