HG Fortune has re-released ans set as free STS-21 Pro- this time an upgraded version. STS-21 Pro 2011, perviously a commercial plugin, is a VST instrument synthesizer for Windows OS.

Happy holidays to all and here is the final highlight of the nearly forgotten HGF gems for free: STS-21 Pro 2011.
Enhanced with with internal patch selector, patch renaming & managing (Load/Save), wave selectors as popup. Internal Sf2 with 2 banks (incl. original bank for patchcompability).

STS-21 Pro 2011 VSTi is available for free download via KVR Audio forums. (Scroll down to 4th post.)