javascript - Image does not show up in selectbox (Twitter Bootstrap plugin) - Stack Overflow
GitHub - snapappointments/bootstrap-select: The jQuery plugin that brings select elements into the 21st century with intuitive multiselection, searching, and much more.
A Bootstrap / jQuery based select box with search and multi-select options
jQuery EasyDropDown – Dropdown Builder for Styleable Inputs and Menus | jQuery Plugins
Bootstrap 5 Select Dropdown With Search Box - MarkupTag