Our team will do everything for you. Exporting to Multiple Formats: Learn more about the core Dropbox features in our Dropbox review. It also gives you a couple of additional sharing options: Sometimes, though, this happens simultaneously—multiple people are adding text, editing, and commenting in a document.WriterDuet is modern, professional collaborative writing online screenwriting software that features real-time collaboration, seamless online/offline writing. The goal is to collaborate on a knowledge storehouse about teaching collaborative writing online, and to keep adding to this storehouse as new knowledge and experiences permit. Success. Collaborative Writing and Publishing. Join ,+ authors enjoying the easiest way to create, collaborate and publish online.