OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Facebook Live Video and Collages - Show your friends what you’re seeing in real time
Snagit - Screen Capture Software for Windows and Mac
Periscope on Twitter for iOS - Stream live video inside your tweets
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
GetVokl - Create your own live-video streaming channel.