The 15th Anniversary Bundle
from Applied Acoustics Systems
includes the Chromaphone Percussion Synthesizer, the Lounge Lizard EP-4 Electric Piano, and the Ultra Analog VA-1 virtual analog synthesizer. They allow you to create percussive-style synthesizers, customize electric piano-style tones, and emulate analog synthesizers. All the plug-ins in the 15th Anniversary Bundle support VST, AU, and RTAS plug-in formats and are compatible with Mac and PC.