hpvm-menu
Hyper Parametrizable Vanilla JS Menu, the best plugin for app off-canvas menus for your webapp.
mmenu-js
The best javascript plugin for app look-alike on- and off-canvas menus with sliding submenus for your website and webapp.
mmenu-light
The (extremely) lightweight alternative to the mmenu.js plugin for creating off-canvas mobile menus with the exact look and feel.