The eXtensible Text Framework (XTF) is a powerful open source platform for providing access to digital content. Developed and maintained by the California Digital Library (CDL), XTF functions as the primary access technology for the CDL’s digital collections and other digital projects worldwide.

IR+ is an institutional repository software project. It is a fully featured digital repository management solution that is easy for users to understand and manage. Its goals are to meet the needs of any organization that needs to author, publish and preserve digital information.

The Open Harvester Systems is a free metadata indexing system developed by the Public Knowledge Project through its federally funded efforts to expand and improve access to research.

SobekCM is the software engine which powers the University of Florida Digital Collections (UFDC,, the Digital Library of the Caribbean (dLOC,, the Florida Digital Newspaper Library ( digital repositories, and many others, includi

Moodle is an Open Source Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It has become very popular among educators around the world as a tool for creating online dynamic web sites for their students.

Piwik is an open analytics platform currently used by individuals, companies and governments all over the world. With Piwik, your data will always be yours.

Learn why Piwik is the right web analytics tool for you at

WordPress is one of the most popular blogging platforms and content management systems. WordPress allows you to manage your entire website without any knowledge of computer programming languages by providing users with a graphical interface for all types of content.

The Avalon Media System is an open source system for managing large collections of digital audio and video files. The freely available system enables libraries and archives to easily curate, distribute and provide online access to their collections for purposes of teaching, learning and research. The Avalon community is made up of a dozen educational, media and open-technology institutions.

Drupac allows libray to make drupal their OPAC.

Drupal is an open source content management platform powering millions of websites and applications. It’s built, used, and supported by an active and diverse community of people around the world.