AngularJS is a JavaScript-based open-source web application framework led by the Angular Team at Google.
GSAP is an animation library that allows you to create animations with JavaScript.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.