Select2 (edit)
https://enable-javascript.com/
Select2 not working in IE
http://select2.github.io/select2/
https://selectize.github.io/selectize.js/
https://github.com/selectize/selectize.js (Download examples)
Multiple Select
http://wenzhixin.net.cn/p/multiple-select/docs/
Select2 - multiselect with checkbox
https://codepen.io/faur/pen/vWVPGE
Select2 - loading remote data
https://codepen.io/jin2/pen/jrRdvX
Select2.js multiple with checkboxes - JSFiddle
http://jsfiddle.net/igalst/rjwosg11/
Select multiple checkboxes by select2
https://bootsnipp.com/snippets/92NZm
Select2-bootstrap-theme
https://select2.github.io/select2-bootstrap-theme/4.0.3.html
Select2 Remote Data Select Example - JSFiddle
http://jsfiddle.net/marcrazyness/XMAq2/
Select2-Multi-Checkboxes
https://github.com/select2/select2
