RBTray - Allows almost any program to be minimized to the system tray by right clicking its minimize button.
SmartSystemMenu - SmartSystemMenu extends system menu of all windows in the system
4t Tray Minimizer - 4t Tray Minimizer Free/Pro - Minimize Outlook, Internet Explorer, Firefox, Chrome and any other applications to the system tray!
DeskPins - DeskPins can be used to make any application topmost, that is, to keep it above all other windows.
HideWin - Free Download Portable HideWin - The application lets you hide windows on the desktop
GhostTile - Hide your running applications from Dock.