Turn your PC into an easy-to-use virtualization platform with Sun VirtualBox, the enterprise-class open source software that runs on all major operating systems and eliminates the need for tradeoffs or multiple hardware systems.
Free for personal use. See home page for commercial use licensing.
Oracle Java highly recommended.
It's quick and easy to create a virtual machine in Parallels Desktop for Mac view it
Parallels Desktop for Mac has more configuration options than any other product view it
Moving your virtual machines into Parallels Desktop view it
You can alter virtual machines settings with VirtualBox view it
If you're switching to Ubuntu you may wonder if any of your favorite Windows programs will work. Maybe. view it
Create an Ubuntu virtual machine using VMware Workstation. Part 2. view it