FeSTige is a GUI for fst and dssi-vst,
allowing you to run Windows VST plugins on Linux.

You can see a screenshot by clicking here

A complete tutorial/explanation can be seen here

  These are the currently FeSTige features:  
  • Search for *.dlls in known locations
    [$VST_PATH, /usr/lib/vst, ~/.wine/Program Files/VstPlugins, etc]  
  • Add extra paths to the search list  
  • Load a specific *.dll  
  • Set a specific WINEPREFIX  
  • Supports LADI (adding VSTs to ladish project, auto-save on SIGUSR1)  
  • Additional advanced options are available too (Wine-RT, chrt, etc)