Mibbit Mibbit Mibbit is a web-based client for web browsers that supports Internet Relay Chat (IRC), Yahoo! Messenger, and Twitter. It is developed by Jimmy Moore and is designed around the Ajax model with a user interface written in JavaScript. It is the IRC application setup by default on Firefox. Mibbit's user interface operates entirely within a web browser and does not require installation of any software on the user's computer. Most modern web browsers that support recent versions of JavaScript are supported, including Mozilla Firefox, Internet Explorer, Opera, Google Chrome, and Safari. Mobile devices such as the Apple iPhone iPod
Firefox was created that loaded components of Firefox on startup, similar to Internet Explorer. A Windows Vista feature called SuperFetch performs a similar task of preloading Firefox if it is used often enough. Tests performed by "PC World" and Zimbra in 2006 indicated that Firefox 2 used less memory than Internet Explorer 7. Firefox 3 used less memory than Internet Explorer 7, Opera 9.50 Beta, Safari 3.1 Beta, and Firefox 2 in tests performed by Mozilla, CyberNet, and The Browser World. In mid-2009, BetaNews benchmarked Firefox 3.5 and declared that it performed "nearly ten times better on XP than Microsoft Internet