Drop to GIF - Super simple movie to GIF conversion
Kinovea - Kinovea is a video player for sport analysis
GIFMaker for Mac - GIFMaker – Created a GIF from a video or Images is the easiest way to create an animated GIF on your Mac.
PhysMo - PhysMo is an open-source (free!
Giphy - Search all the gifs and make your own animated gif
LongoMatch - Real-time and post-recording sports video analysis software.