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Products.TextIndexNG3 (

by Olha Pelishok last modified 2011-08-16
Released on 2011-08-10 by ZOPYX, Andreas Jung for Plone 3.1, Plone 4.0 under GPL - GNU General Public License available for All platforms.
Software development stage: stable
TextIndexNG V3 is the leading and most feature-complete fulltext indexing solution for Zope 2/3 and Zope 2/3 related products and applications

What is TextIndexNG V3?

TXNG 3 is the reimplementation of the well-known TextIndexNG product for Zope 2 using Zope 3 technologies. The current implementation runs
out-of-the-box on Zope 2 (in combination with Five). The core implementation can be re-used easily in Zope 3.


  • multiple-field indexing (e.g. you can create one index to index content by title, author and body and perform queries against each field)
  • multi-lingual support
  • pluggable components (storages, lexicons, query parsers, splitters, stopwords, normalizers)
  • complex queries (AND, OR, NOT, phrase search, right truncation, wildcards, similarity search)
  • indexes foreign formats (DOC, PDF, XML, SGML, PPT etc.)
  • optional query autoexpansion to improve search results
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