Free Download Superfly v5.0.17 – Responsive WordPress Menu Plugin Nulled. This is the latest version which was last updated on December 20, 2020. Download Superfly v5.0.17 – Responsive WordPress Menu Plugin. Superfly is a responsive WordPress menu plugin that generates space efficient vertical push/sliding/static navigation, icon toolbar or fullscreen menu on your choice. Superfly makes navigation much easier and user-friendly both on desktops and mobiles. The concept of the off-canvas vertical menu that proved itself on mobiles now shines on desktops too! It can be used as always visible navigation as well.