1 4.1.1
Simple dropdown navigation bar with slider
1 4.0.0
BS4 btn-group Btn-block Dropdown Mega Menus
1 3.1.0
bootstrap multilevel dropdown on hover responsive
1 3.3.0
Dropdown Select inside form elements
bootstrap navbar dropdown hover submenu
1 3.0.0
Show Hide Field on selection of value form dropdown
Screen overlay on dropdown hover - darken the screen
Menu
sub menu
menu
menu bar