Firefox (formerly known as Phoenix and Firebird) is a redesign of the Mozilla browser component. It is similar to Galeon, K-Meleon, and Chimera, but it is written using the XUL user interface language and was designed to be cross-platform. License: Mozilla Public License (MPL) Changes:
Security issues with critical maximum severity were fixed. Stability was improved. New localized versions were added. The EULA was replaced with a "Know Your Rights" information bar. Several bugs were fixed.