Our website provided a free download of bs-1 4.1 for Mac. The actual developer of this software for Mac is Bismark. The software lies within Audio & Video Tools, more precisely Players.
From the developer:
bs-1 is a Soundfont 2 compatible sampler for Steinberg VST 2 plug-in format. You can use all soundfont 2 files for Creative Sound Blaster series. bs-1 supports Mac OS X and Windows.
Players
3D Design