TripleO is a program can install, upgrade and operate OpenStack clouds using OpenStack's own cloud facilities as the foundations. Building on nova, neutron and heat to automate fleet management at datacentre scale (and scaling down to as few as 2 machines). Its name means "OpenStack On OpenStack".

This package contains generic templates to describe multi-host infrastructure, consumable by OpenStack Heat, Crowbar, others. It also contains a small Python module needed by Tuskar.