SlideCamp - Library of PowerPoint slides to kickstart your presentation.
SketchCasts - A weekly screencast, all about how to use Sketch
Slidebean - Presentations that design themselves
Base UI Sketch Framework - Huge set of everything you need to design and prototype
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.
Framer - 🔥 Design real websites right on the canvas.