7 3.3.0
pure css menu
7 2.3.2
Tree Menu
7 3.0.0
menu lateral
7 4.1.1
mega menu
7 3.2.0
Multi-Level Menu
Responsive Mega Menu.js
Responsive Mega Menu
Multi level Navbar Menu V2
multi-level-push-menu
Menu Hamburger Icon Animations with CSS 3
Hamburger Menu Button Interaction
Bootstrap 4 Collapsing Sidebar Menu