Firefox - a powerful web browser from the community Mozilla. This browser is open source and a great community, which ultimately, perhaps, gives the program a significant advantage over it's competitors. Handles Web pages very quickly with a variety of content. Overall: fast, convenient and stable. It should be noted that Firefox supports powerful system plug-ins (extensions), which can greatly enhance the browser functionality.
To sum it up: the highest quality of performance, support of all popular at www-standards, user-friendly interface, stability, high speed - is the list of characteristics by which the browser has a full right to be the best.