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.
Keynote - Keynote for Mac, iOS, and iCloud lets you make dazzling presentations. Anyone can collaborate — even on a PC. And it’s compatible with Apple Pencil.
Reveal.js - A framework for easily creating beautiful presentations using HTML
Proclaim - Collaborate to build better presentations. Proclaim syncs across all your devices so you never need another USB drive! Proclaim is Free for 30 days.
Sozi - Sozi
Haiku Deck - Presentation Software that Inspires | Haiku Deck