Chart.js-Rounded-Bar-Charts
Rounded Rectangles in Bar Charts
Tested with Chart.js 2.7.0
To use include the following:
<script type="text/javascript" charset="utf-8" src="js/Chart.min.js"></script>
<script type="text/javascript" charset="utf-8" src="js/Chart.roundedBarCharts.min.js"></script>
Then set the radius in the options e.g.
var options = {
cornerRadius: 20,
};