Synthesia (formerly called Piano Hero, changed name to avoid confusion with Guitar Hero) is a very cool, user friendly and lightweight virtual piano game type of software. It can simulate the piano keyboard on your screen, mapping with the computer keyboard, so as to enable piano enthusiasts who even completely can't understand the musical notation to learn how to play piano with ease.

GetDiz is a freeware released as the Windows built-in Notepad replacement according to the official explanation. But in fact, GetDiz is much more interesting - especially in terms of ASCII art feature, even compared with DAMN NFO Viewer, it is much more flexible and powerful.

Acronis True Image (ATI for short) is an almighty clone/backup & restore/recovery utility working well under both Windows desktop and PE (Preinstallation Environment) with ultra fast speed, high compression ratio and very simple operation. Fully compatible with Windows and gives full play to the hardware performance.

ABBYY FineReader is an OCR word processing software from Russia, which can scan/convert the static paper or electronic documents into manageable electronic data, thereby saves a lot of time and energy. Its excellent OCR recognition ability has won the favor of many users, and is known as the world's best and ultimate OCR file conversion/processing solution for enterprise, government, education, academic institutions, and other office environment.

What should we do when forgot or do not know the passwords of .rar format archived files? The only practical and efficient solution is to use specially designed software to recover/remove/unlock the passwords - usually this is also called brute force attack.