NirSoft Freeware info

IPNetInfo is a small utility that allows you to easily find all available information about an IP address: The owner of the IP address, the country/state name, IP addresses range, contact information (address, phone, fax, and email), and more.

Alternative to the standard .NET assembly viewer on Windows Explorer. In addition to the standard columns, GACView displays additional information for each assembly, like modified date, file size, full path of the assembly file, and more...

Displays the details of shell extensions installed on your computer, and allows you to easily disable and enable each shell extension.

Download sequence of images from the Web, and create animation from them.

Displays the ProductID and the CD-Key of MS-Office, Windows, and SQL Server installed on your computer. You can view this information for your current running operating system, or for another operating system/computer - by using command-line options.

NetResView is a small utility that displays the list of all network resources (computers, disk shares, and printer shares) on your LAN.

SmartSniff allows you to capture TCP/IP packets that pass through your network adapter, and view the captured data as sequence of conversations between clients and servers.

Capture the passwords that pass through your network adapter, and display them on the screen instantly. SniffPass can capture the passwords of the following Protocols: POP3, IMAP4, SMTP, FTP, and HTTP (basic authentication passwords).

FastResolver is a small utility that resolves multiple host names into IP addresses/MAC Addresses and vice versa.

This utility allows you to easily get information about a registered domain. It automatically connect to the right WHOIS server, according to the top-level domain name, and retrieve the WHOIS record of the domain.