AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Drupal is a free and open-source web content management framework.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
LiteSpeed is a high-scalability web server.
Particles.js is a JavaScript library for creating particles.
PHP is a general-purpose scripting language used for web development.