Kinovea - Kinovea is a video player for sport analysis
ezgif.com - Ezgif.com is simple online gif maker and toolset for basic animated gif editing.
PhysMo - PhysMo is an open-source (free!
Instagiffer - Create GIFs from anything!
LongoMatch - Real-time and post-recording sports video analysis software.
Gifsicle - Gifsicle is a powerful, simple command line tool for creating, editing, and optimizing animated GIFs.