InfoWorld - Zope 2 is a member of a growing family of Python-based Web development frameworks that began with the original Zope -- Z Object Publishing Environment -- in 1995, an object-based application server originally called Principia. The Zope family tree has grown to include Zope 2, Zope 3, variants such as Grok and BFG, and several well-known Zope-based Web applications such as Plone, Launchpad, and Silva.
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