# Introduction to twig

**Storefront pages are built using the [Twig](https://twig.symfony.com/) template engine**.

Twig is a fast, secure and flexible PHP templating solution. Before developing with Aero, we recommend that you become acquainted with the core concepts of Twig. The official Twig documentation is a great place to start:

[Click here for the official Twig documentation](https://twig.symfony.com/doc)