Easy-to-get virtual machines for VirtualBox or VMWare.

prebuilt binary images

• cloudzoom ⇐ go there
• tons of providers of AMIs out there
• virtualboxes.org
• VMWare Solution Exchange
• more application-focused than OS-focused
  • bitnami
  • turnkeylinux
  • Jumpbox ($$)

scripts to build VM images

• Vagrant
• Bitnami Modules
• Vagrant
  [1]
• Razor
• convert Microsoft IE App Compat images from VirtualPC to VirtualBox

OS installers that include VM-friendly hardware drivers

• ArchBang