StatusNet is an Open Source microblogging system that gives you Twitter-like functionality with the ability to run it behind a firewall on your network.
DSpace is a document management system that preserves and enables easy and open access to all types of digital content including text, images, moving images, mpegs and data sets.
Joomla! is an award-winning Content Management System (CMS) that will help you build websites and other powerful online applications.
Drupal is a content management system that allows you to publish, manage and organize a wide variety of website content.
Gallery is a handy utility that helps you manage and integrate photos with your website.
An enterprise class database, PostgreSQL boasts sophisticated features such as Multi-Version Concurrency Control (MVCC), point in time recovery, tablespaces, asynchronous replication, nested transactions (savepoints), online / hot backups, a sophisti
Mantis is a web-based bug tracking system that has a suite of advanced features including: time tracking, wiki integration, email notifications, RSS, a RESTful interface, Twitter integration, roadmap functionality, preset workflows and integration wi
Redmine is a project management and issue tracking system for software developers.
Apache Tomcat is an open source servlet container that implements the Java Servlet and the JavaServer Pages specifications.
LimeSurvey is a survey engine that enables you to create and deliver surveys on the web.
Project Pier is an Open-Source, self-hosted PHP application for managing tasks, projects and teams through an intuitive web interface.
TWiki was designed tio be a flexible, powerful, and easy to use enterprise wiki, enterprise collaboration platform and knowledge management system.
MySQL is probably the most widely used relational databases around.
The JumpBox for LAPP Deployment is a great utility system that allows you to easily deploy applications where a tailored JumpBox may not exist.
Alfresco is an Open Source Enterprise Content Management (ECM) system that provides features for Document Management, Collaboration, Records Management, Knowledge Management, Imaging and content management.
OpenFire is a real-time collaboration server based around the open Jabber XMPP protocol.
Jasper Server is a server component that makes it possible to deliver valuable business intelligence based on data generated by mission-critical business systems.
PunBB is a lightweight discussion forum that provides the essential features to host a thriving community without the tedious database, web server and application setup.
phpBB is the most widely used Open Source discussion forum system.
Movable Type is a fully integrated, scalable, proven social publishing platform upon which to build highly interactive websites, blogs and social networks.
Asterisk is self-described as "the world's most powerful and popular telephony development tool-kit.
Wordpress is one of the worlds most popular blog publishing applications.
MediaWiki is a powerful wiki engine for web-based document collaboration - providing a mechanism for multiple people to work together in creating and editing a body of information.
OTRS is an Open Source Ticket Request System (also well known as trouble ticket system) with many features to manage customer telephone calls and e-mails.
OpenEMM is a mature open source email marketing solution that incorporates many of the features found in popular proprietary systems.
Cacti is a complete network graphing solution designed to harness the power of RRDTool’s data storage and graphing functionality.