Searching and Indexing Engines

This article was first written in March 2005 for the BeezNest technical
website (http://glasnost.beeznest.org/articles/215).

Probably the best reference about Searching Engines: http://www.searchtools.com/tools/ Of special interest in the Open Source market:

• ht://Dig
• mnoGoSearch
• Apache Lucene
• KnowledgeTree
• Hyper Estraier
• Xapian
• DocMgr
• Pinot
• Namazu
• SPyRO, SPyDI, and related Projects
• Tracker

Middlewares

• Emdros
• OpenFTS

DB

• tsearch2 (PostgreSQL)
• MySQL