open source

DT Centrepiece is a free open-source content management system

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

This is an open source Common Lisp implementation supporting a number of platform

A free, open source, "on-the-fly" (OTFE) transparent disk encryption program.

Free, open source, easy to use .NET Component for signing and so on

NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers.

an open-source web application framework for developing Java EE web applications

xB Browser is the free and open-source anonymous web browser.

OpenVPN is a full-featured open source SSL VPN solution.

A Free, Open Source Windows clock replacement with alarms, atomic clock and more