diff --git a/README.md b/README.md
index 42ebf14..1271124 100644
--- a/README.md
+++ b/README.md
@@ -417,6 +417,7 @@ Besides libraries, there're [Collection on Codepen](http://codepen.io/collection
 * [Ion.RangeSlider](https://github.com/IonDen/ion.rangeSlider) - Powerful and easily customizable range slider with many options and skin support.
 * [jQRangeSlider](https://github.com/ghusse/jQRangeSlider) - A javascript slider selector that supports dates.
 * [noUiSlider](https://github.com/leongersen/noUiSlider) - A lightweight, highly customizable range slider without bloat.
+* [rangeslider.js](https://github.com/andreruffert/rangeslider.js) - HTML5 input range slider element polyfill.
 
 
 ## Form Widgets