SwitchBlade
Find and activate windows without leaving the keyboard. Faster than alt-tab.
20 Alternatives To SwitchBlade
AltTabAlternative
Alternative application for Windows’ native task switcher (Alt + Tab).
BetterDesktopTool
Looking for Expose and Spaces on Windows ? BetterDesktopTool makes Expose and Spaces like Features avialabe on Windows PCs. Offering Mouse + Keyboard shortcuts and Active-Edges it is easy to use.
Contexts
Switch between application windows effortlessly — with Fast Search, a better Command-Tab, a Sidebar or even a quick gesture. Free trial available.
Hyperswitch
HyperSwitch provides a compelling alternative to HyperDock for keyboard junkies. What’s New
Mission Control
Mission Control, formerly Exposé, is a feature of the OS X operating system.
Swiftkey
SwiftKey keyboard allows for seamless typing and adapts to the way you type, so you can spend less time correcting typos and more time saying what you mean.
Winflip
What’s more, this particular Vista feature has been turned into a software tool that enables you to enjoy that same 3D window switcher in Windows XP.