GIPHY Says - Turn your words into animated GIFs!
Drop to GIF - Super simple movie to GIF conversion
Giphy - Search all the gifs and make your own animated gif
GIFMaker for Mac - GIFMaker – Created a GIF from a video or Images is the easiest way to create an animated GIF on your Mac.
Imgur for Android - Discover and share stories with the Imgur community
Imgur's Video to GIF - Make a GIF from hundreds of video sites