EZ-SOUND has released a freeware version of its Arp-Edge arpeggiator VST for Windows which features multi-sampled synths: SID, Nord lead, Sequential six tracks, Voyager, MC505, CZ etc
Arp-Edge is also available as a SOUNDFONT.
Pricing and Availability:
A synth and a new expressive keybed
Matthew demos Pams and shows of a new filter based on the Akai S950 filter
Huge range, extremely flat response
Highly flexible amp sim, and many other tweaks for latest version