ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
recordit.co - Make a short video capture of your desktop as a gif.
Snagit - Screen Capture Software for Windows and Mac
Gifox - Delightful GIF Recording and Sharing App for macOS
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Honeycam - Make wonderful Animated GIFs by using Honeycam, very easy GIF image-making and editing software!