Java has become the de-facto standard for building applications irrespective of technology stacks by its pure nature of independency. Below are the frameworks we have hands on experience while catering to Front-End development.
It's high time to phase out Flash in favor of HTML5 to get a powerful write once, run anywhere solution. Growth of Html5 which now supports features like audio, video and offline support, along with the access to hardware features like camera, accelerators and GPS help us to achieve our client's goal.
Bootstrap another open source framework that has been designed for front end web development, making the task of developing interface components easier. TechAffinity uses this responsive framework to develop fast, responsive and interactive websites making them compatible with a wide range of mobile devices irrespective of form factor dependencies.