Our website provides a free download of RealRick 1.0 for Mac. RealRick for Mac lies within Audio & Video Tools, more precisely Music Production. The actual developer of this software for Mac is MusicLab Inc.
From the developer:
RealRick is a sample-based virtual instrument with an innovative approach to guitar sound modeling and guitar techniques emulating on a standard MIDI keyboard. It covers practically all sounds, articulations, and techniques a professional guitarist can produce on his Rickenbacker, including mute, bridge mute, harmonics, pinch harmonics, unison bend, strumming, picking, etc.
You may want to check out more software for Mac, such as M-Audio Key Rig, MidiMapper or VDrumLib, which might be similar to RealRick.