Frameworks

A framework in software development, is an abstraction that joins common codes among various software projects providing generic functionality.

Responsive

Responsive web design (RWD) is an approach to web design that makes web pages render well on a variety of devices and window or screen sizes.

Customizable Systems

Custom software (also known as bespoke software or tailor-made software) is software that is specially developed for some specific organization or other user. As such, it can be contrasted with the use of software packages developed for the mass market, such as commercial off-the-shelf (COTS) software, or existing free software.