The template comes bundled with 3 icons libs. The data-icon plugin allow you to animated SVG icons.
The animated icons are powered by vivus.js and linea.io SVG stroke based icons.
Porto uses Font Awesome for most of the icons, the comple list can be found in this link: https://fontawesome.com/icons?d=gallery&m=free.
Porto comes with several elements options, it's easy to customize and create the content of your website's pages.