HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Tengine is a web server which is based on the Nginx HTTP server.
TinyMCE is an online rich-text editor released as open-source software. TinyMCE is designed to integrate with JavaScript libraries, Vue.js, and AngularJS as well as content management systems such as Joomla!, and WordPress.
Unpkg is a content delivery network for everything on npm.