3 3.3.0
BS3 - Block Button Groups with hover fade effect| Split-dropdown-Block, Button Block Group, and Dropdown-Block Group
3 3.0.0
multi level nested accordion
dropdown
3 3.1.0
Dropdown on hover
Dropdown Sub Menu
3 4.0.0
dropdown search
Large Dropdown Menu
Mega DropDown Menu
Bootstrap 4 Dropdown search
3 3.2.0
Input Group - Checkbox & Dropdown Addon
Auto hide menu to dropdown submenu
Backdrop to highlight dropdown menu items