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

Chocolatey

Chocolatey is like apt-get for Windows. It can install packages and dependencies over the command line.

     

windows open-source packaging provisioning powershell

Eucalyptus

An open source software for building Amazon EC2-compatible private and hybrid cloud platforms

     

linux open-source virt cloud-paas c

Phabricator

Phabricator is an open source collection of development and code management, including code reviews and audits, browsing repositories, tracking bugs, etc

     

linux osx open-source scm php

Rex

A agent-less server orchestration tool built on Perl

     

linux windows osx open-source orchestration perl