ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
ezgif.com - Ezgif.com is simple online gif maker and toolset for basic animated gif editing.
ScreenToGif - This tool allows you to record a selected area of your screen and save as a animated gif.
Instagiffer - Create GIFs from anything!
recordit.co - Make a short video capture of your desktop as a gif.
Gifox - Delightful GIF Recording and Sharing App for macOS