CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Dism++ - Dism++ is a free portable Windows optimizer and manager.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
NTLite - The Ultimate Windows Customization Tool
Wise Care 365 - Wise Care 365 is a bundle of important registry, disk, and other system utilities for your PC.
Winbuilder - "WinBuilder is an engine designed to build and customize boot disks (Live CDs) based on...