Witeboard lets you create quick sketches on desktop, tablet, or phone in a few minutes and collaborate with your team real-time.
Just go to witeboard.com, make a quick sketch, grab a share link and send it to your co-worker. You don't need to install anything nor create an account.
It's the fastest way to collaborate real-time with your team.
Ryeboard is the easiest, most intuitive way of expressing your ideas on a virtual white board. Brainstorm innovative ideas, plan out your next daunting essay, or organize your next vacation on Ryeboard.
Currently in open beta and only available on desktops!
Checkout the road-map here
ScreenTime is a screen sharing plugin for FaceTime (for macOS). It appears as a webcam on FaceTime and lets you show your desktop during a FaceTime video call.