OPEN SOURCE TOOLS DEVELOPING DIGITAL LIBRARIES A. ROSELINE MLIS 2 ND YEAR 4 TH SEM PONDICHERRY UNIVERSITY
OPEN SOURCE TOOLS DEVELOPING DIGITAL
LIBRARIES
A. ROSELINEMLIS 2ND YEAR
4TH SEMPONDICHERRY UNIVERSITY
The term “Open Source” refers to software that is free and that includes the original source code used to create it so that users can modify it to make it work better for them.
It may be free, a developer or distributor may charge for services, training, installation and technical support.
What does Open Source mean?
• Free redistribution• Source code• Integrity of the author’s source code• No discrimination against persons or groups• Distribution of license• License must not be specific to a product.• license must not restrict other software
FEATURES OF OSS
Dspace EPrint Green stone
Open Source Software Tools developing Digital Libraries
DSpace
EPrints
Greenstone(GSDL)
Developed by HP-MIT Alliance, in 2002 Installed and is in production at over 373 institutions
Available under BSD(Berkeley Software distribution) license
Version 1.5 has been chosen for this study. “DSpace is a groundbreaking digital
institutional repository that captures, stores, indexes, preserves, and redistributes the intellectual output of a university’s research faculty in digital formats.”
www.dspace.org
DSpace
Supports submission of, management of, and access to digital content◦ Formats: text, images, audio, video
Organized based on organizational needs of a large university◦ Communities and collections
Digital preservation◦ Support levels for different file formats
Access control Search and retrieval
◦ Based on qualified Dublin Core metadata OAI-PMH data provider
◦ To support metadata harvesters
DSpace Features
OS: Unix or Linux Written in Java PostgreSQL relational database Provides complete Web user interface, but
Java APIs available MIT DSpace
◦ dspace.mit.edu
DSpace Technology
Developed by School of Electronic and Computer Science, University of Southampton, UK in 2000
Till today 287 known registered archives are running Eprints worldwide.
Version 3.1 has been chosen for the purpose of the study.
Can be configured as institutional repository or otherwise, e.g. repository focused on particular research area or discipline
Licensed under GNU General Public License software.eprints.org
EPrints
Supports submission, management of, and access to digital content
Can support multiple archives on one server
Moderated or immoderate archives Search and retrieval
◦ Based on metadata◦ Metadata can be customized for different
archives and document types No access control OAI-PMH data provider
OS: Unix or Linux Written in Perl Requirements:
◦ Apache web server◦ MySQL relational database
EPrints Technology
“Suite of software for building and distributing digital library collections”
Developed by University of Waikato, New Zealand◦ Developed in cooperation with UNESCO and the
Human Info NGO Licensed under GNU General Public License• The latest version is Greenstone 2.82 and 3.03 www.greenstone.org
Greenstone
Web interface for search and retrieval◦ Customizable metadata◦ Supports full text search of content
Extensive document filters◦ Word, Excel, PowerPoint, PDF, ...◦ Can extract metadata from documents
Many ways to build a collection, including:◦ Local files◦ Retrieve web sites◦ Retrieve objects via OAI-PMH
Full text search Multi-language support for browse/ search interface Plug-ins for Documents
Greenstone Features
Runs on Windows (back to 3.1), Linux, Mac OS X, Unix
Written in C++, Perl, and Java Uses MG/MG++ search engine Several different Web and Java/Swing user
interfaces for various functions Web interface for user access
Greenstone Technology
Advantages Access to source code and ability and right to
modify it Right to redistribute modifications to benefit
wider community Free Excellent support networks Large and enthusiastic user base
Disadvantages Limited or no accountability Informal and unaccountable support channels
Advantages and Disadvantages
Thank you!