CUR is a file - the image of the cursor, sometimes animated, which is used for the mouse pointer in Windows. This may be an arrow (for general use), rotating hourglass (wait), or the symbol I (editing). Users can change or edit the standard cursors. To view and edit files .CUR suitable programs such as Inkscape, Corel VideoStudio.
This is an expansion of the PostScript programming language that’s often used in the publishing business. It was developed in 1982 by Adobe Systems. Before the introduction of PS, printing text and images on one page wasn’t possible. PostScript makes this possible by giving a printer commands to print out text and graphical information as needed. PS also contains print coordinates for objects on a page.