Imgur's Video to GIF - Make a GIF from hundreds of video sites
Kapwing Stop Motion Video Maker - Transform your footage into a stop motion video
GIFMaker for Mac - GIFMaker – Created a GIF from a video or Images is the easiest way to create an animated GIF on your Mac.
Clipchamp Create - Create and edit incredible videos for free
GifRun - GifRun provides easiest way to find and create animated GIFs from YouTube, Video, Images or Vine...
Locomotion - Finally, easy stop motion movies