SwitchResX - SwitchResX is a tool designed to manage resolutions of all your monitors and HDTVs.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
EasyRes - EasyRes is a fast screen resolution switcher for Mac OS X with live animated previews.
Snagit - Screen Capture Software for Windows and Mac
Resolutionator - Resolutionator makes it simple to use any of your display's available resolutions.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...