Drop to GIF - Super simple movie to GIF conversion
Vlipsy - Easily add your favorite video clips to any conversation.
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 For Gmail - Add the power of GIFs to your email
Giphy - Search all the gifs and make your own animated gif
Owlead - Grow your Twitter with valuable followers, effortless