NirSoft 網站，製作了多款好用的、免費的網路工具、本機密碼管理工具，還有多款好用的小軟體。
If you are looking for Windows password-recovery tools, click here.
If you are looking for network tools, click here.
To view your IP address and other information, click here.
To view all major IP address blocks assigned to your country, click here.
To read the Blog of NirSoft, click here.
To download a package of all NirSoft utilities (Updated every week), go to this Web page.