Giphy - Search all the gifs and make your own animated gif
GifJif - Turn GIFs into masterpieces.
Buffer - Buffer makes it super easy to share any page you're reading. Keep your Buffer topped up and we automagically share them for you through the day.
Crumbles - Crumbles are like reaction GIFs with a way bigger vocabulary
GifLab - The easiest way to create GIFs on your iOS device
GIFme - Search and send GIFs through your Mac menu bar