CtrlBrk has released an alpha version of VstBoard, a free, open source, VST host and plug-in for Windows. Its main purpose is to allow fast switching between setups and was primarily designed to be used as a guitar multi-fx.
CtrlBrk says that it's still in development so don't expect too much - it may be unstable!
Features:
- Multiple setups per file.
- Fast switching between setups.
- Multithreaded.
- Runs standalone or as a plugin.
- Free (unrestrained) audio and MIDI routing.
- Some basic scripting capabilities.
- Undo/redo, your mistakes, endlessly.
- Customizable interface (dockable windows, custom colors, zoom, plugins windows size and position).
- Localized : EngRish and French.
- Other useless stuff.