Display Driver Uninstaller (DDU) is a freeware graphics driver removal tool that helps remove all remnants of AMD, Nvidia, and Intel graphics card drivers. Video tutorial available.
NVCleanstall is a free and portable app that detects your NVIDIA graphics card and driver version and lets you decide what part of the latest driver package to install.
NVIDIA PhysX System Software is a powerful physics engine enabling real-time physics in leading-edge PC games. This is a stand-alone download if you need CPU PhysX on your AMD or Intel rig. (It's already included in NVIDIA drivers.)
The Intel Processor Identification Utility allows you to identify the brand, features, package, intended & actual frequencies of your Intel microprocessor.
DiskCountersView displays the system counters of each disk drive in your system, including the total number of read/write operations and the total number of read/write bytes.
Driver Signature Enforcement Overrider is a free, portable app to enable or disable test mode, sign a system file, and remove watermarks in driver packages.
This .NET Framework cleanup tool is designed to automatically perform a set of steps to remove selected versions of the .NET Framework from a computer.