Kapwing Stop Motion Video Maker - Transform your footage into a stop motion video
Drop to GIF - Super simple movie to GIF conversion
Clipchamp Create - Create and edit incredible videos for free
GIFMaker for Mac - GIFMaker – Created a GIF from a video or Images is the easiest way to create an animated GIF on your Mac.
Locomotion - Finally, easy stop motion movies
Giphy - Search all the gifs and make your own animated gif