The www.tikione.fr website (codename Sprung). Take it as an experimental but commercial project featuring Java 7, Tomcat 8, Spring 4.x, Hibernate 4.3, Guava (for caching) and some other modern technologies like SASS, JQuery, AngularJS, etc. French audience targeted (FRA: un site de rencontres moderne et totalement gratuit financé par de la publicité non intrusive).