Ezthumb - A video thumbnail generator based on ffmpeg.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Auto-Movie-Thumbnailer - AMT - Auto-Movie-Thumbnailer v11 THE Batch Movie ScreenCap Creator... Create ScreenCaps of - any number of movies, - located anywhere on your computer, -
AIMP - AIMP : Free Audio Player : Официальный сайт программы
MoviePrint - MoviePrint lets you create screenshots of entire movies in an instant.
foobar2000 - An advanced freeware audio player for the Windows platform.