4 4.1.1
Responsive CSS3 Menu Dropdown + Submenus Width Toggle Animation
3 3.3.0
Nav-bar Dropdown Multi-Level Open
3 3.0.0
multi level nested accordion
Mani Multi Responsive dropdown
Multi Tab Search
BS3 - Block Button Groups with hover fade effect| Split-dropdown-Block, Button Block Group, and Dropdown-Block Group
dropdown
3 3.1.0
Dropdown on hover
Dropdown Sub Menu
3 4.0.0
dropdown search
Large Dropdown Menu
Mega DropDown Menu