Images for several ReactOS versions are available.

• ReactOS 0.3.3
  Size (compressed/uncompressed): 16.1 MBytes / 97.5 MBytes
  Link: http://downloads.sourceforge.net/virtualboximage/reactos-0.3.3-x86.7z
  Active user account(s) (username/password): admin/[no password]
  Notes:This image has been built by Scotty Rippel.
• ReactOS 0.3.7
  Size (compressed/uncompressed): 17.6 MBytes / 108 MBytes
  Link: http://downloads.sourceforge.net/virtualboximage/reactos-0.3.7-x86.7z
  Active user account(s) (username/password): admin/[no password]
  Screenshot: Click here
• ReactOS 0.3.8
  Size (compressed/uncompressed): 18.3 MBytes / 116.1 MBytes
  Link: http://downloads.sourceforge.net/virtualboximage/ReactOS-0.3.8.7z
  Active user account(s) (username/password): admin/[no password]
• ReactOS 0.3.9
  Size (compressed/uncompressed): 18.1 MBytes / 122.1 MBytes
  Link: http://downloads.sourceforge.net/virtualboximage/reactos-0.3.9-x86.7z
  Active user account(s) (username/password): admin/[no password]
• ReactOS 0.3.10
  Size (compressed/uncompressed): 19.4 MBytes / 123 MBytes
  Link: http://downloads.sourceforge.net/virtualboximage/reactos-0.3.10-x86.7z