Add support for doughnut charts Available in R3 2018 release. For more info on the donut series refer to: https://docs.telerik.com/devtools/xamarin/controls/chart/series/pie/donut-series
Null value support for Chart for Xamarin Forms, so that if there is a null value, a line chart should appear "disconnected" at the point where the nulls are. Available in the R3 2018 SP release.
Xamarin Forms needs a control with which you can build tinderstyle apps. In XF terms this would be a CarouselView that share you can do no-animated page shifts to simulate infinite scrolling. And optional page indicators would be nice to, for other app styles. Available in the R3 2017 release. More information you can find here: http://docs.telerik.com/devtools/xamarin/controls/slideview/getting-started/slideview-getting-started
There should be an event which is fired when the rendering is complete.
Customizable busy indicators that allow the end-user to understand that an operation is taking place at the moment will be a great addition to the suite. More information on the BusyIndicator control you can find here: http://docs.telerik.com/devtools/xamarin/controls/busyindicator/busyindicator-overview
A GridView control will be a great addition to the suite. It should offer: - Multiple columns - Sorting - Filtering - Grouping - Conditional Formatting - User interactions Available in the R3 2017 release. More information you can find here: http://docs.telerik.com/devtools/xamarin/controls/datagrid/getting-started/getting-started