hardwares
Hardwares info or minor adjustment
CPU-Z 
CPU-Z is a freeware system profiling and monitoring application for Microsoft Windows and Android.
A HDD/SSD info utility software which supports a part of USB connection and Intel RAID.
Disk benchmark testing
f.lux 
Automatically adjust your computer screen to match lighting.
A lightweight system utility designed to provide vital information about your video card and graphics processor.
Identify & fix outdated, missing & incorrect PC drivers
Free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer.
Detailed statistics on every piece of hardware in your computer.
SSD-Z
An information tool for Solid State Drives and other disk devices.
Filter blue rays from your screen.