Mootools is a light modular javascript framework that makes adding ajax animations and interactive elements to your site a breeze but its more than fancy effects and shortcuts mootools enhances the javascript language and makes writing clean object oriented code almost pleasant. Mootools is a light modular javascript framework that makes adding ajax animations and interactive elements to your site a breeze but its more than fancy effects and shortcuts mootools enhances the javascript language and makes writing clean object oriented code almost pleasant. Download citation mootools essentials the official mootools reference for javascripttm and ajax development mootools is a light modular javascript framework that makes adding ajax