Microsoft Windows Update Kerio Software Firewall Grisoft AVG anti-virus AntiVir Personal Edition Spybot Anti-Spyware Ad-aware Anti-Spyware Mozilla.org (Firefox Web Browser, Thunderbird E-Mail, etc.) OpenOffice.org (Multi-Platform, Open Source, Open Standards Office Suite) NeoOffice (Open Source, Open Standards Office Suite for Mac OS X) Pidgin (was GAIM) multi-protocol Instant Messaging Client nsubn (more links)