TaskSwitchXP is a replacement for the standard Windows task switcher dialog (Alt+Tab), which has remained virtually unchanged since Windows 95. It provides the same functionality, and adds visual styles to the dialog and also enhances it by displaying small screenshots of the software in addition to the associated icon. The dialog can also be customized on a per-user basis with optional font settings , transparency and more. (Open Source)

The license of this software is Freeware, you can free download and free use this system optimizer software.