Bootstrap is a free and open-source front-end framework for designing websites and web applications. It contains HTML and CSS-based design templates for typography, forms, buttons, navigation and other interface components, as well as optional JavaScript extensions.
Moment.js is a free and open source JavaScript library. The library is a wrapper for the object making the object a whole lot easier to work with. the problem with JavaScripts object isnt the functionality it brings; its just extremely cumbersome to use as a developer.
PHP: Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language. PHP code may be embedded into HTML code, or it can be used in combination with various web template systems, web content management systems, and web frameworks.