When you see a load of fruit on a stand at a show like MusikMESSE you know that you will get an interesting product and Playtronica is definitely interesting.
Playtronica aims to bridge the gap between the entertainment, education and art through interactive musical experiences. It is an open-source toolkit for creating immersive sensory interactions.
More info at Playtronica
Yes, in standalone - eventually
Two new phase-based sequencing modules from 4ms
Sega sound for now
Super flexible synth from U-He and it's free