GS Auto Clicker (formerly AutoClick) is a tiny and free mouse clicker, designed to realize the automatic mouse clicks. If some games or work needs to click the mouse repetitively, then GS Auto Clicker can be used to solve this boring and painful problem.

Nexus Radio is a very distinctive free online radio listening software. With it you can not only listen to high quality radio programs of various kinds of languages or culture from all over the world, when you find some favorite fragments you can also record and save them with one click. I believe this is definitely a good choice for radio enthusiasts.

HijackThis (AKA: Trend Micro HijackThis, HJT for short) was once one of the most popular malicious code, virus scanning and fixing utility for advanced PC users. Originally written in Visual Basic by a student named Merijn Bellekom in Netherlands using his spare time. It opened source after acquisition by Trend Micro company in 2007.

UPX (short for Ultimate Packer for eXecutables) is a classic, illustrious universal and extendable lightweight packer for various executable files (such as EXE, DLL). With excellent compression ratio and very fast decompression speed. And can be regarded as a commercial quality freeware!

As is known to all, malicious software or trojan virus usually modifies or damages the registry of system, which could lead to Windows errors when opening some files or programs, i.e. file type associations have mistakes. But it can be restored in some ways.