Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
MediaInfo - MediaInfo is a convenient unified display of the most relevant technical and tag data for video and audio files
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
GSpot - GSpot is a Windows-based freeware designed to identify codecs used in video files.
Better Uptime - We call you when your website goes down
VideoSpec - VideoSpec is a free AppleScript studio App (Xcode 3.