http://www.joomlaspanish.org/

Joomla - sistema de gerencia de portales dinámicos y sistema de gestión de contenidos

http://www.ubuntu.com/

Pack sistema operativo en Linux

http://moodle.org/

Moodle is a course management system (CMS) - a free Open Source software package designed to help educators create effective online courses based on sound pedagogical principles.

http://www.dokeos.com/es

Plataforma de e-learning open source

http://es.openoffice.org/

OpenOffice.org: The Free, Open Source Office Suite

http://abanq.org/

ERP "open source" modular distribuido por Integra-t