Oxygene Music Composer for Mac

From Oxygene Research:

Oxygene Music Composer" is a tool for creatives, musicians or designers who whish to create attractive, dynamic and professional musical clips for a much cheaper cost than with classical video production.

Oxygene clips are much lighter than a same duration video file, easy to create starting from material that is easily available for any musician (still images). Their average weight equals 10% of the MP3 file one. They can immediatly be distributed on the Web and mobile devices, without requiring costly server side programs . Oxygene animations are the native companion of MP3 files on the Web.