Cantabile - Plugin host for live performance.
Bosca Ceoil - A free, easy to use tool for creating music.
VSTHost - Hostprogram for VST-Plugins with ASIO-Support
Zynewave Podium - Podium is a modern digital audio workstation (DAW) for Windows.
Blue Cat's PatchWork - Blue Cat's PatchWork is a universal plug-ins patchbay and multi FX that can host up to 64 VST, VST3, Audio Unit or built-in plug-ins into any Digital Audio Workstation (DAW) in a single instance, with both serial and parallel routing options.
Renoise - Renoise is a digital audio workstation.