Flexdatalist is (another) jQuery autocomplete plugin with support for datalists.
After searching and not finding a standalone, lite (not dependent on jQueryUI), autocomplete that did everything I needed for a project, I created Flexdatalist.
Along with many other cool features, Flexdatalist allows you to style the list of suggested data/values, which is not possible at the moment with browser’s native
Hope it’s useful to you as it is to me. Enjoy ;)