WordPerfect Presentations 2.0
Released in 1992 by WordPerfect Corp.
For DOS

WordPerfect Presentations is WordPerfect Corp's offering to the 
desktop presentation market. It is an enhancement to and replacement 
for DrawPerfect. In addition to DrawPerfect's charting, it adds slide 
printing, on-screen slide shows, templates, a text outliner, a slide 
sorter, and supports multimedia audio. At release, it competed 
against PowerPoint, Aldus Persuasion, Harvard Graphics, and Lotus 
Freelance Graphics. Notably, it did all this while the initial 
release was for DOS. A version for Microsoft Windows was later 
released.

When it asks for a registration code, you may enter any number, such
as 123456789