We have received quite a few questions about the possibility of use of SVG In ZoomCharts. Short answer - you can do that as long as the browsers that you need to support have the ability to render SVG elements in the canvas.
Here is a simple example of how to do that: http://jsfiddle.net/mr7qc8a4/
Supported browsers are listed here: https://caniuse.com/#feat=svg
Janis