oneminute - Once a day, see around the world at the same minute.
Prezi - Welcome to Prezi, the presentation software that uses motion, zoom, and spatial relationships to bring your ideas to life and make you a great presenter.
Random Color Palettes - Generate a random color palette by tapping your space bar
Reveal.js - A framework for easily creating beautiful presentations using HTML
Neal.fun - Hi!
Google Slides - Create a new presentation and edit it with others at the same time — from your computer, phone or tablet. Free with a Google account.