Features of Firefox Features of Firefox Here are some of the features that distinguish Mozilla Firefox from other web browsers, such as Internet Explorer. To avoid interface bloat and ship a relatively smaller core customizable to meet individual users' needs, and allow for corporate or institutional extensions to meet their varying policies, Firefox relies on a robust extension system to allow users to modify the browser according to their requirements instead of providing all features in the standard distribution. While Opera and Google Chrome do the same, extensions for these are fewer in number as of late 2013. Internet Explorer also has an
Google Chrome results in a "Sad Tab" screen of death, similar to the well-known "Sad Mac", but only one tab crashes instead of the whole application. This strategy exacts a fixed per-process cost up front, but results in less memory bloat over time as fragmentation is confined to each instance and no longer needs further memory allocations. This architecture was adopted in Safari and Firefox. Chrome includes a process management utility called "Task Manager" which lets users see what sites and plugins are using the most memory, downloading the most bytes and overusing the CPU and provides the ability to terminate them.