MegaNavbar – Advanced Mega Menu for Bootstrap 3.0+ free download
MegaNavbar is pure HTML5/CSS3 navigation component, that use the standard navbar markup, and the fluid grid system classes from Bootstrap 3. Work for fixed and responsive layout, and has the facility to include other Bootstrap components. MegaNavbar is compatible with mobile devices and modern web browsers.
2015.02.10 - Version 2.2.0 was updated. (The code was not changed, just the demo package was included)