7. Company: Zepto

Framework/Tool: Zepto.JS

Zepto is a JavaScript framework designed for mobile WebKit browsers (powered by webpage rendering engines that Apple developed for the Safari browser). According to the jqMobi blog, more people are switched over from zepto.js to jQuery because of the lackluster performance of zepto.js.

8. Company: jQuery

Framework/Tool: jQuery Mobile

jQuery Mobile is a unified, HTML5-based user interface system that is compatible with all popular mobile device platforms. According to the ReadWriteMobile report, jQuery is regarded as one of the standards for developers who are looking to get into mobile development.