Actualiza is a semi-automatic update program for apt-based systems. With a simple GUI, this apt front-end lets you manage the programs / components on your computer, and helps you to keep it updated by showing the available updates by means of an applet. It features a powerful progressive search engine, and a repository manager that allows you to add or remove repositories easily.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.