Basically, website prototypes are those samples of websites which are created to test the design of a website before they are officially established in the market. To be able to make the website prototypes, web hosts should provide themselves with website prototyping software, such as MockupBuilder. MockupBuilder is free website prototyping software which offer solution on web hosts’ previous problem with prototyping and sharing resumes with customers. Mockup provides all necessary tools to be used in creating an original look to websites’ appearance. However, various elements of UI are promoting the development of ideas for modernization. Thus, this company is also providing assistances in the development of the website prototyping programs.