PUBLIC MARKS from garret with tags audio & software

I too was looking for a SoundSource alternative and found that the same functionality is already built into ML! For Mountain Lion, just hold down the Option key while pressing the Speaker icon in the menu bar!!

"XM and SIRIUS both provide online access to most of their stations, but tuning in with a browser is clunky at best. With Pulsar and an XM or SIRIUS online account, you can access all this great content directly from your desktop." Free trial - noise is overlaid on all playback longer than 20 minutes.

Songbird is an open-source customizable music player that's under active development. We're working on creating a non-proprietary, cross platform, extensible tool that will help enable new ways to playback, manage, and discover music.

Jaikoz is a powerful audiotagger that supports Mp3, Mp4, OggVorbis and Flac files. Jaikoz can manually edit filenames, folder/subfolder names, ID3v1,ID3v2,ID3v2.2,ID3v2.3 and ID3v2.4 tags and OggVorbis comments. It also automatically updates files by performing acoustic fingerprint matching and metadata lookups (using MusicBrainz and MusicIP database).