GarageBand Jam Pack - Symphony Orchestra from Apple offers thousands of Apple Loops and dozens of playable software instruments. For use within GarageBand, the content can also be used in Logic Express 7 and Logic Pro 7. Apple's Soundtrack and any other host software that supports AIFF files can also access the loop content.
Symphony Orchestra allows the user to conduct their own orchestra by creating lush symphonic music with a collection of software instruments and loops. The sounds include strings, brass, woodwinds, percussion, piano and more. These can be used for anything from classical compositions to Hollywood-style scores, to enhancing rock and hip-hop tracks with orchestral textures.