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 Explorer 7". In January 2010, Lifehacker compared the performance of Firefox 3.5, Firefox 3.6, Google Chrome 4 (stable and Dev versions), Safari 4, and Opera (10.1 stable and 10.5 pre-alpha versions). Lifehacker timed how long browsers took to start and reach a page (both right after boot-up and after running at least once already), timed how long browsers took to load nine tabs at once, tested JavaScript speeds using Mozilla's Dromaeo online suite (which implements Apple's SunSpider and Google's V8 tests) and measured memory usage using Windows 7's process manager. They concluded that Firefox 3.5 and 3.6 were the fifth-