AngularJS is a JavaScript-based open-source web application framework led by the Angular Team at Google.
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
Fourthwall helps to create and launch a branded website.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.