Slides - Slides is a place for creating, presenting and sharing presentations. The Slides editor is available right in your browser. Unlike traditional presentation software, like PowerPoint, there's no need to download anything.
SlidesPPT - Beautiful free presentation templates for Google Slides
Storydoc - Easily generate interactive decks and presentations that increase lead engagement and conversion
WebSlides - Easily create great-looking HTML presentations.
Beslide Me - Simply share your slides and see real-time slide popularity
SlideCamp - Library of PowerPoint slides to kickstart your presentation.