Background Since its inception, the pfSense® PHP-based GUI has been the trusted, familiar interface for configuring everything from simple home networks to complex enterprise deployments—serving the community reliably for years. Building on that strong foundation, we have completely reimagined and rebuilt the pfSense Plus GUI from the ground up in Go. The result is a dramatically faster, more responsive interface with a modern professional design and powerful new capabilities that expand what’s possible with the world’s most popular firewall.