Facebook Live Video and Collages - Show your friends what you’re seeing in real time
X Steps Recorder - A clone of Microsoft's Problem Steps Recorder, but for linux.
Periscope on Twitter for iOS - Stream live video inside your tweets
Folge - The fastest tool for creating step-by-step guides.
GetVokl - Create your own live-video streaming channel.
Snagit - Screen Capture Software for Windows and Mac