Zimbra is an Ajax-based Free Cross Platform Enterprise Email Collaboration Software that integrates email, contacts, shared calendar, instant message, documents with sharing capabilities, advanced search and VoIP into a browser-based interface. The free enterprise email software is cross platform and is available for several distributions of Linux® and Mac OS® X and uses industry standard [...]

OpenReports is a Free Online Web Based Reporting Software solution that allows users to generate dynamic reports in a Web browser. OpenReports uses JasperReports, an excellent, full-featured reporting engine,and was developed using various components like the WebWork, Velocity, Quartz, and Hibernate.

The Free Business Intelligence Package of Jaspersoft includes functions such as reporting, data analysis (OLAP), and data integration (ETL). This free Business Intelligence Suite can be said to be a collection of a few tools such as the JasperServer, JasperReports, JasperAnalysis, the JasperETL and the , iReport in one powerful pack.

The Free Web Mail Software SquirrelMail was developed by Nathan and Luke Ehresmanis and features a stable, feature-packed and a fairly configurable email server. To use the software you’ll need a Web Server running PHP, and an IMAP Server to connect to.

This Free Open Source Survey Application software was formerly known as PHPSurveyor and, is an open source PHP survey software to create online surveys. Its features are open/closed surveys, branching, participant administration, quotas, WYSIWYG HTML editor, email invitations & reminders, assessments, basic statistics and more.