GifJif - Turn GIFs into masterpieces.
GIFMaker for Mac - GIFMaker – Created a GIF from a video or Images is the easiest way to create an animated GIF on your Mac.
Giphy - Search all the gifs and make your own animated gif
GifLab - The easiest way to create GIFs on your iOS device
GIPHY Says - Turn your words into animated GIFs!
Gifless - Create emoji & text gifs in seconds