VideoSpec - VideoSpec is a free AppleScript studio App (Xcode 3.

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, -

MediaInfo - MediaInfo is a convenient unified display of the most relevant technical and tag data for video and audio files

Ezthumb - A video thumbnail generator based on ffmpeg.

AVInaptic - AVInaptic is one of the powerful software that allows you to scan & analyze the video files from your computer and extract useful information lie duration, container, AVI index, and resolution without any disturbance.

Skreenics - Skreenics is a Mac OS X application that is designed to easily create thumbnails from your videos.