DriverPack Solution (formerly called DriverPacks) is a revolutionary free hardware drivers detecting and updating online/offline solution from Russia that applies to all hardware. Scrupulous users may see that its official website is still using the top-level domain .su (Soviet Union) in the Soviet Union era (ICANN has made many efforts to eliminate it, but always ends in failure).

PEiD (short for PE iDentifier) is a well-known professional packer/cryptor/compiler detecting tool. It's so powerful that it can detect the types/signatures of almost any PE file packing tools (at present, the number has been more than 600 kinds). In addition to the official version, AppNee also provides you its full-plugin version, which can be treated as the most perfect one version (contains 60+ plugins and necessary runtime library files: mfc70.dll, msvcr70.dll, rtl70.bpl, vcl70.bpl) on the Internet at present. I do believe reverse engineers or software cracking/unpacking enthusiasts must like it very much.

Among so many all-in-one driver managing utilities, the DriverToolkit developed by Megaify Software (from Japan) featuring compact (less than 3 MB), simple (clear and friendly UI), user-friendly (just 3 steps: scan, download and install), and fast.

Advanced Port Scanner is a free but robust network open ports scanner developed by the famous remote controller Radmin's official site. It features professional yet user-friendly GUI, abundant features, as well as very fast scanning speed.

Today, all laptops come with wireless network adapter. At the same time, the huge convenience of wireless network is obvious. But since it is subject to technical bottleneck, the stability and quality of wireless network always can't catch up with wired network. That is to say, the most annoying thing when using a wireless network is the poor signal, especially you don't know which one is better.