You can also take your AWS images and run them on Eucalyptus. Amazon also has some initial support for exporting to VMWare. In any case, there will always be a

You can also take your AWS images and run them on Eucalyptus. Amazon also has some initial support for exporting to VMWare. In any case, there will always be a certain degree of lock-in, but it should not be at the image level. You can always use something like http://bitnami.org http://bitnami.org (disclaimer, I am the author :) that allows you to share the same environment locally, as a VM or as an AMI