This is a Spring MVC (on Spring Boot 3) single-page application (SPA) running as a Hybrid Cloud (Cloud + On Prem) solution. It was written in HTML5, CSS (Twitter Bootstrap), Java and JavaScript (PLAIN) using Spring Boot (MVC, Security, JPA Data, Java Config, etc) and running standalone on Java 21 on Spring Boot, deployed on Kubernetes, traffic via Apache Reverse Proxy via a Wireguard reverse VPN running on Ubuntu Server (Linux). If you want to hear more about how to build your site with these te