Explain Everything - Explain Everything is an easy-to-use design, screencasting, and interactive whiteboard tool that...

Butter - Butter is a newly launched chatting application that focuses more on the privacy of its users.

Microsoft Whiteboard - The canvas where ideas, content, & people come together.

Whereby (formerly appear.in) - Collaborate from anywhere - video meetings with no downloads

Conceptboard - Instant Whiteboards for Teams & Projects

Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.