OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Snagit - Screen Capture Software for Windows and Mac
ScreenToGif - This tool allows you to record a selected area of your screen and save as a animated gif.
Loom - Loom is a screen recording extension for Chrome that gives people the ability to create and share media. Create your own videos using your camera, screen view, and audio. Read more about Loom.
recordit.co - Make a short video capture of your desktop as a gif.