Facebook Live Video and Collages - Show your friends what you’re seeing in real time
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
DUSK - Anonymous live video
Snagit - Screen Capture Software for Windows and Mac
Periscope on Twitter for iOS - Stream live video inside your tweets
BandiCam - Bandicam is a screen recording platform built to accommodate the needs of a wide variety of different users.