WordPerfect (WP) is a word processing application, now owned by Alludo, with a long history on multiple personal computer platforms. At the height of its popularity in the 1980s and early 1990s, it was the dominant player in the word processor market, displacing the prior market leader WordStar.

Cascade Parent Limited, doing business as Alludo, is a Canadian software company headquartered in Ottawa, Ontario, specializing in graphics processing. Formerly called the Corel Corporation, the company is known for producing software titles such as CorelDRAW, and for acquiring AfterShot Pro, PaintShop Pro, Painter, Video Studio and WordPerfect.