Vine Camera - Vine Camera is one of the best video editing application that allows you to make 6-second looping videos and post it directly to Twitter, Facebook, Instagram and all the other social platforms.
Giffing Tool - Giffing Tool is simply put: The fastest creator of high quality captioned GIFs available.
Giphy For Gmail - Add the power of GIFs to your email
GIPHY Create - Create animated GIFs from videos (by Giphy)
Coub - Coub is an app that features GIFs, but the GIFs that you select and send to other people have sounds.
Gifox - Delightful GIF Recording and Sharing App for macOS