AddToAny is a universal sharing platform that can be integrated into a website by use of a web widget or plugin.
Drupal Multisite enables separate, independent sites to be served from a single codebase.
Drupal is a free and open-source web content management framework.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Smart Ad Server is an adserving and RTB platform.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.