ZPT - Zope Page Templates (Front Page)

General documentation on ZPT for Zope 2 users can be found in the Zope Book:

http://docs.zope.org/zope2/zope2book/ZPT.html

and for advanced ZPT topics:

http://docs.zope.org/zope2/zope2book/AdvZPT.html

The specification documents continue to provide value, particularly: TAL Reference, TALES Reference, METAL Reference

The ZPT - Zope Page Templates (Original Front Page) contains all of the historical project links.

http://wiki.zope.org/zope2/PageTemplates has a more complete list of docs.

Non-Zope Implementations

Page Templates, or subsets such as TAL, have now been implemented in several languages. There are also Python re-implementations that are independent of Zope:

Articles

This free article from ZopeMag is an introduction for Beginners. http://www.zopemag.com/Issue003/Section_Articles/article_ZPTintro.html