Original: It is a meta-package that installs: Support for MP3 and unencrypted DVD playback Microsoft TrueType core fonts Flash plugin codecs for common audio and video files The Medibuntu project has similar aims to the ubuntu-restricted-extras package.
Simplified: It is a meta-package that installs, among other things: Support for MP3 and DVD playback Microsoft TrueType core fonts Java runtime environment Flash plugin Common codecs unrar, an unarchiver for .