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.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
jQuery is a cross-platform JavaScript library designed to simplify the client-side scripting of HTML. It is free, open-source software using the permissive MIT License. Web analysis indicates that it is the most widely deployed JavaScript library by a large margin.
Choice middleware works with the browser to give their web server access to the same data as a native mobile app. This enables organizations to programmatically manage the mobile Web experience in real time by optimizing performance, privacy and personalization.
Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.
Tripadvisor is an online travel agency that assists customers in gathering travel information with user-generated content like posting reviews, opinions of travel-related content and engaging in interactive travel forums. It also offers online hotel reservations and bookings for transportation, lodging, travel experiences, and restaurants
YouTube is a video sharing service where users can watch, like, share, comment and upload their own videos. The video service can be accessed on PCs, laptops, tablets and via mobile phones.