ezgif.com - Ezgif.com is simple online gif maker and toolset for basic animated gif editing.
Kinovea - Kinovea is a video player for sport analysis
Instagiffer - Create GIFs from anything!
PhysMo - PhysMo is an open-source (free!
Gifox - Delightful GIF Recording and Sharing App for macOS
LongoMatch - Real-time and post-recording sports video analysis software.