Summa on One Page
Keywords Cold Facts
Search Engine Java
Designed for Libraries Lucene Index(es)
Scalable LGPL Licensed
Open Source Developed Since Winter
In Production Since Nov.
Internal development “Summa” and put in Summa 0.8 released
using Lucene production as open source
Winter 2005 November 2006 September 2008
Christmas 2005 Early 2007 14th Sept. 2008
“Beta” as Christmas A rewrite with Summa 1.0
present ”Everything Done
Right” (TM) starts
Oct 31 2008 Summa 1.1 Apr 28 2009 Summa 1.4.1
Feb 9 2009 Summa 1.2.0 May 5 2009 Summa 1.4.2
Feb 18 2009 Summa 1.2.1 May 11 2009 Summa 1.4.3
Mar 27 2009 Summa 1.3.0 May 20 2009 Summa 1.4.4
Apr 16 2009 Summa 1.3.1 Jun 4 2009 Summa 1.4.5
Apr 20 2009 Summa 1.3.2 Jun 23 2009 Summa 1.4.6
Apr 20 2009 Summa 1.3.3 Jun 26 2009 Summa 1.4.7
Apr 24 2009 Summa 1.4.0
Search is the web interface used at the State and
University Library, Aarhus, Denmark.
Dynamically integrates services from multiple sources
Integrates records from multiple sources
Different presentations for different types of records
Has much of the “expected” functionality: Suggest, Did-
You-Mean, Similar Items, Facets, etc.
Integration with backend systems – the user should
never have to leave the Search web interface.
Horizon (our library system)
OAI harvested material
TV and movie theater commercials
Subject experts (ie. people)
Cambridge Scientific Abstracts
Digital Yearbooks (eventually all data from our Digital
Object Management System will be automatically
We have created a tight integration with our
User status (from multiple systems)
Service Order Service Library System
Gateway Gateway Gateway
Try it out yourself...
Summix is a sample setup of Summa complete with a small
collection of sample OIA data to index.
Up and running in minutes including a simple web user interface
and a web service API.
Software Development at Statsbiblioteket blog
Silkeborg Public Library
Odense Public Library