1)   XNeat 2.0.0.3
Titlebar, Taskbar AND System Tray Icon Utility in the must have list. XNeat gives you full control over your Windows by extending it's features: 1) Stay On Top 2) Send To Tray 3) Taskbar Manager 3) & More Once you try it, you will love it .. !

 2)   JumpKeys 1.21
Hot keys for selecting (switching) windows, minimizing/maximizing, making windows Always On Top. Tag 9 windows, on full/partial title, selected using the numbers on the main keyboard, either alone or with the Alt key (Alt+1, Alt+2...), Ctrl key, etc.

 3)   Active Captions 1.51
Active Captions is a handy utility that extends window's caption buttons with additional features. Right mouse button click on minimize button minimizes the window into the system tray.