Boxstarter
Repeatable, reboot resilient windows environment installations made easy using Chocolatey packages. When its time to repave either bare metal or virtualized instances, locally or on a remote machine, Boxstarter can automate both trivial and highly complex installations. Compatible with all Windows versions from Windows 7/2008 R2 forward.
windows open-source virt packaging provisioning powershell
CloudRepo
Public and Private Maven and Python (PyPi) repositories. Fully managed and highly available repository hosting.
linux windows osx bsd solaris commercial packaging artifacts java clojure scala groovy python pypi cloud maven sbt leiningen gradle ivy
Eucalyptus
An open source software for building Amazon EC2-compatible private and hybrid cloud platforms
linux open-source virt cloud-paas c