Bootstrap 4 Select with Material Design in Propeller Pro

Here is a free jQuery plugin to create Bootstrap select dropdown with search box Hierarchy Select lets you to create select with search

Bootstrap-select is a jQuery plugin that utilizes Bootstrap's to style and bring additional functionality to standard select elements

bootstrap select Bootstrap-select is a jQuery plugin that utilizes Bootstrap's to style and bring additional functionality to standard select elements

bootstrap card Using AJAX you can efficiently search large lists of items Theming Fully skinnable, CSS built with Sass and an optional theme for Bootstrap 4 Fully