open office org

Safe way to view spreadsheets: XLS (Excel), XSLX, ODS (Open Office), CSV, TXT

Open, view, edit, and save PDF files; fill PDF with Office shapes, custom shapes, and fill modes.

Drupal.org is the official website of Drupal, an open source content management

Coccinella is a free and open-source cross-platform chat client.

Free/Open Source Multimedia Messaging Service (MMS) gateway.

Elgg is an open source social engine

DataCleaner is an Open Source application for profiling

FullXML is an open source ASP/XML Portal and Content Management System.

Test the open relay vulnarebility of your mail server.

Re-open the MS Office documents you had open before a system restart.