Ogg is professional-grade media format. It provides professional grade multimedia formats. Ogg is used extensively by free software projects, artists and a growing number of music and video distributors.
Unlike MP3, Ogg Vorbis is not restricted by patents. Microsoft had to pay $1.5 billion after being sued for using MP3 without a license. With Ogg Vorbis, they would have been safe!
Getting started with Ogg is easy... ogg video and audio files now play without plugins in 24% of the world's browsers!
You don't lose any technical quality with Ogg Vorbis. It can compress down to a smaller size than MP3 while still sounding good. Best of all, it is designed to be completely free of patents and does not require the use of proprietary software.