There are many alternatives to LibreOffice - Impress for Linux if you are looking for a replacement. The best Linux alternative is Reveal.js, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to LibreOffice - Impress and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to LibreOffice - Impress are Sozi (Free, Open Source), Storyboarder (Free, Open Source), DeckDeckGo (Free, Open Source) and Apache OpenOffice Impress (Free, Open Source).
Storyboarder makes it easy to visualize a story as fast you can draw stick figures. Quickly draw to test if a story idea works. Create and show animatics to others. Express your story idea without making a movie.
Takes a few hours to catch on, but makes the most professionally typset documents with a large number of amazingly useful features not available from other types of presentation software. For presentations, consider the Beamer or Prosper document class.
Aspose.Slides for Cloud is a REST based API that allows developers to read, write & modify a PowerPoint presentations in cloud. It is platform independent API & can be used by developers in web, desktop, mobile & cloud applications alike.