- http://www.nirsoft.net/
- http://sectools.org/
- http://ntsecurity.nu/toolbox/
- http://www.mitec.cz/index.html
- http://technet.microsoft.com/ru-ru/sysinternals
- http://www.informatica64.com/herramientas.aspx
- http://www.analogx.com/contents/download/network.htm
- http://www.joeware.net/freetools/index.htm