HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Lodash is a JavaScript library which provides utility functions for common programming tasks using the functional programming paradigm.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Paper.js is an open-source, vector graphics scripting framework, which offers a powerful Scene Graph and extensive functionality to create and manipulate graphic items using layers, gradients, blending, and other advanced features
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.