Switcheroo

The simplest and fastest ALT-TAB replacement.

AltTabAlternative

Alternative application for Windows’ native task switcher (Alt + Tab).

Command-Tab Plus - Powerful and Customizable Applications and Windows Switcher for Mac OS X.

Switch between application windows effortlessly — with Fast Search, a better Command-Tab, a Sidebar or even a quick gesture. Free trial available.

HyperSwitch provides a compelling alternative to HyperDock for keyboard junkies. What’s New

LiteSwitch X follows the tradition of LiteSwitch as a simple solution for managing open…

Fast and simple app switcher for Mac.

Have you seen the cool and nice effects of Windows Aero in Windows Vista?

SmartTab, the better Alt-Tab (a Windows Alt-Tab Dialog replacement). Features:

Launch apps by holding down spacebar while pressing a key

SuperSwitcher is a (more feature-ful) replacement for the Alt-Tab window switching behavior and…

Find and activate windows without leaving the keyboard. Faster than alt-tab.

ThumbWin can minimize the window on your desktop as thumbnails.

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.

Welcome to the world of W. i. t. c. h.