Pretty Good Music Player - Music player that focuses on basics: rock solid music playing.
Kinovea - Kinovea is a video player for sport analysis
DVDFab Media Player - DVDFab Media Player is a full-featured video player that comes with the support for Blu-Ray, DVD, and HDR10 video support at up to 4K.
Video Coach - Video Coach is a tool that helps users analyze and improve their sports activities by recording videos of training and practice.
Corel WinDVD Pro - Get top-quality playback with the world’s most popular Blu-ray and DVD software, Corel WinDVD Pro 12
PhysMo - PhysMo is an open-source (free!