This expansion pack consists of 350 new programs and over 110MB of new samples and wavetables.

Programs expand the factory sound set in many categories including Basses (47), Drums (45), Keys (28), Leads (32), Film textures and Sound effects (60), Organs (5), Pads (50), Sequences (12), Sweeps and Analog sounds (72). Were designed by Nico Herz of BigTone Studios, Chad Beckwith and RGC (programs are sorted by author).

The set includes new wavetables and multisamples including analog synthesizers, vintage analog and vinyl drums, fm textures and sound landscapes created with Rapture itself.

System Requirements:
Rapture, 120MB of free disk space.

Instructions:
Run the installer, run Rapture & refresh the browser (Hit F5). A new category (Expansion Pack 1) will appear in the browser with all the new programs.

Link:
Download the Rapture Expansion Pack 1 for OSX

Download the Rapture Expansion Pack 1 for Windows