Sun have launched a Sun Cloud Wiki however unfortunately it is a closed community so you will need to create a Sun Online Account before you can see any content such as the Cloud Patterns page !
OpenSolaris 2008.11 Base AMI on Amazon EC2
The AMI ID is:
OpenSolaris 2008.11 32-bit AMI ami-7db75014
To read about what’s new in OpenSolaris 2008.11 visit the OpenSolaris Web site and read the latest documentation for OpenSolaris AMIs.
Sun VirtualBox Breaks Five Million Download Mark
VirtualBox is available for Solaris, Linux, Mac OS X and another host OS and supports practically any x86 based guest OS !