There is a new release of Plone, the popular Zope powered content management system (cms). Plone is an extremely powerful and popular CMS and this new release offers "unifying the dependency and package
management across all platforms.
All the installers (Windows, Mac, Linux/BSD/UNIX) are now based on the Unified Installer, and they are all using Buildout for configuration/deployment management. Additionally, the Mac OS X installer ships with both Intel and PPC binaries in the same download."
Latest version available at Plone.org