Sysinternals is still has some of the best administrations tools out there. They continue to updated on a continued basis thanks to Mark Russinovich. The latest update included updates to CoreInfo and Process Explorer. Check out the links below for more information on Sysinternals.
Sysinternals Main Site
http://technet.microsoft.com/en-us/sysinternals
Sysinternals Download Site
http://technet.microsoft.com/en-us/sysinternals/bb842062
Mark Russinovich Blog
http://blogs.technet.com/b/markrussinovich/archive/2012/01/05/3473797.aspx
Mark Russinovich’s Upcoming Events
http://technet.microsoft.com/en-us/sysinternals/bb963883


