Tcpview v2.5: This update to Tcpview adds support for Vista, including IPv6, and displays counts of active and connected endpoints in a status bar.
Process Monitor v1.21: This release adds XML as a new export format, includes performance optimizations, and fixes a number of minor bugs.
PsExec v1.85: PsExec v1.85 adds a new switch that takes advantage of new memory and I/O priorities on Vista, -background, for running processes with low CPU, memory and I/O priority.
TechNet Magazine Spotlight on Bginfo: Check out the August issue of TechNet Magazine for an article by Lance Whitney on Sysinternals BgInfo utility.
Mark's Blog: "The Case of the Failed File Compression": Check out Mark's new blog where he dives into a mysterious conflict between Window’s File Explorer and E-Trust using advanced techniques with Sysinternals Process Monitor