Customizer XP v. 1.8.4 Release Candidate 2 is now available:

TweakNow has released Customizer XP v. 1.8.4 RC-2, a comprehensive and easy-to-use Windows NT, 2000 and XP utility that lets you fine-tune Windows and Internet Explorer. Whether you want to tweak your Windows registry, clean up your hard drive, or increase your multimedia and game performance, Customizer XP's integrated suite of programs can get your system running at peak performance levels.

New in version 1.8.4 RC-2?
-Improved Internet Explorer registry tweak.
-Improved Disk Cleaner tool.
-Improved System Info tool.
-Improved Customizer XP user interface.
-Added Folder Size tool.

Download
Homepage