AMD
http://support.amd.com/en-us/download/auto-detect-tool

Dell (System scanner for support/drivers)
http://www.dell.com/support/home/us/en/19?c=us&l=en&~ck=mn

GeForce (Auto-detect GPU/Video drivers)
http://www.geforce.com/drivers

HP (Auto-detect for drivers)
http://www8.hp.com/us/en/drivers.html

IntelĀ® Driver Update Utility (Automatically identify and find software updates)
http://www.intel.com/p/en_US/support/detect

Microsoft
https://support.microsoft.com/en-us/mats/hardware_device_problems

NVIDIA
http://www.nvidia.com/Download/Scan.aspx

Western Digital (Universal firmware update)
http://www.wdc.com/wdproducts/wdsmartwareupdate/firmware.asp?id=wdfMyPassport&os=WIN