Libraries, toolkits, and frameworks can save you enormous amounts of development time. The lists below are by no means exhaustive, they simply include some of the more commonly used frameworks and libraries.
Mobile applications developed using web technology are intended to be run on a variety of platforms
Responsive Web Design
A challenge, and potentially a time-consuming task of developing mobile web applications is: How to create a positive user experience for small screens? Responsive web design
permit you to apply a different style sheet depending on a device's display characteristics (orientation) or the device's screen dimensions.