avi-player

Media player for Windows offering ease of use, skinnable design, advanced audio visualizers, and support for plug-ins, playlists, music library, and various audio formats. Known for extensibility, music visualization, and online community support.

Elmedia is a free media player for Mac that supports various video and audio formats, including FLV, SWF, MP4, AVI, MOV, MP4, DAT, MP3, etc. The app features exclusive Open Online Video feature which lets you watch YouTube, Vimeo and Dailymotion videos online without ads.