The 1.5 version of multiDock for Mac was available as a free download on our website. The actual developer of this free Mac application is Daniele Krahenbuhl. MultiDock for Mac lies within Theming Tools, more precisely Multiple Desktops.
From the developer:
multiDock is a further development of dockDoubler, added features are: No limit in the Docks number Dock menu for easy switching Multi language: english, italian and french
You may want to check out more Mac applications, such as FinderMinder, WindowMax or Wedge, which might be similar to multiDock.