Instructions in advance, after Lavalys's EVEREST (from Canada) was discontinued, FinalWire's AIDA64 (from Hungary) became its successor. EVEREST Ultimate Edition is now AIDA64 Extreme Edition, and EVEREST Corporate Edition is now AIDA64 Business Edition.
Total Network Inventory (TNI for short) was originally an enterprise assets managing and tracking application. But on AppNee's opinion, it is a more interesting app than that - scan and capture the detailed information of all hardware devices (including software) in a local area network (LAN). If were not for this, it would never appear on AppNee.
As the fourth (after CCleaner, Defraggler and Recuva) outstanding freeware developed by Piriform, Speccy is designed to check PC's software (can even detect the system installation date) and hardware info (detailed statistics of each hardware), including CPU, motherboard, RAM, graphics card, hard drive, optical drive, audio...
Belarc Advisor is a small tool limited to personal free use. It can build a detailed profile for your Windows system, installed software and hardware configuration, updated Microsoft hotfixes, as well as the current state of antivirus, etc. Again, it will show you a detailed CIS (Center for Internet Security) scores.
For guys who often reinstall Windows, you must be able to realize that the reinstallation of OS itself is just a piece of cake comparing with the following more troublesome and time-consuming drivers installation. As a result, most often, a one-stop driver installer/updater always makes things much easier.
DriverFinder is a very simple, lightweight but powerful hardware driver manager. It can help you fast scan and identify those expired, inaccurate or unrecognized/unknown devices' drivers with ease. And it provides quick drivers download & automatic installation/update. Again, in DriverFinder, you're also allowed to manage (backup/restore) all drivers installed in your computer in batch.