mediaPanel - MediaPanel's digital signage is a full package of professional business communication services and offers every service that businesses need to communicate effectively.
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.
Skykit - Google-based digital signage CMS for enterprise deployment
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.
SmarterSign - Cloud-based digital signage tool for all businesses sizes
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.