TelePromptor - An online teleprompter to make you a better public speaker
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.
Words to Time - Calculates how long a talk will take to read.
Slidebean - Presentations that design themselves
Promptsmart - iOS app turns smartphones into an automated teleprompter
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.