MusicLab has updated the Audio Unit version of RealGuitar to v1.5.3 which is now compatible with Logic 7, Digital Performer 4 and Ableton Live 4. RealGuitar is a sample-based virtual instrument with an innovative approach to guitar sound modeling and guitar part performing on keyboard.

From the AES in San Fransisco, Arturia announce the release of the ARP 2600V. An emulation of one of the last famous analog synthetiser: the ARP 2600 .

This emulation of this semi-modular synth will be available as a standalone version and in AU, VST, RTAS and HTDM formats for Mac OSX.

Apple today announced it has begun shipping Logic Express 7, the latest release of
its music composition and production software that delivers audio and MIDI tools.
Logic Express 7 is available now through the Apple Store, Apple's retail stores and Apple Authorized Resellers for a suggested retail price of $299. Registered users of Logic Express 6 can upgrade to Logic Express 7 for $99.

You know that ApulSoft in converting open source Windows plug-ins to Audio Units and VST for OS X. Today ApulSoft announces that the donationware C3 Multi Band Compressor by Slim Slow Slider was ported to OS X.

Slim Slow Slider C3 OS X is available as a free download.

MacJams.com has announced the opening of its new "Loop Store," an online site where musicians can browse, listen to, and immediately download over 40,000 loops and sound clips in a huge variety of styles and instrumentation. Loops may be purchased with credits costing as little as 40 cents each, and loops are available in a variety of formats for nearly any audio program for the Macintosh platform. To celebrate the grand opening of its Loop Store, MacJams is giving away 10 free 10-credit accounts and 10 free PowerFX Apple Loops Disc Jams CDs. Loops and audio clips for the Loop Store are professionally recorded and produced by PowerFX, which provides audio content to Apple, Sony Pictures, Propellerhead, and others.