Image Burn ImgBurn is a lightweight CD / DVD / HD DVD / Blu-ray burning application that everyone should have. ImgBurn is a free tool which enables you decrypt and copy a DVD to your PC & hard disk.
DVD Shrink DVD Shrink is a software application that allows you to backup your DVD disks. You can use this software in conjunction with DVD burning software of your choice, to make a backup copy of any DVD video disk.
VideoLAN VLC media player is a highly portable multimedia player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ...) as well as DVDs, VCDs, and various streaming protocols.
Media Player Classic Media Player Classic looks just like Windows Media Player 6.4, but has many additional features. It has a built in DVD player with real-time zoom, support for AVI subtitles, QuickTime and RealVideo support.
Audacity Is free, open source software for recording and editing sounds. It is available for Mac OS X, Microsoft Windows, GNU/Linux, and other operating systems.
Codecs The Cole2k Media standard codec package features a collection of codecs and filters for video and audio playback.