https://www.rgraph.net/forum/view/grafico-a-linee-6192.html
FIXED: Can I create a multi-axis Line/Bar chart? - Official support forum | RGraph.net
official support forumbar chartfixedcreatemulti
https://www.rgraph.net/canvas/3d.html
3D JavaScript charts that are available in RGraph | RGraph.net
RGraph supports various 3D charts - for example, Bar charts, Pie and Donut charts, Horizontal Bar charts and Progress bars. The charts are realistic looking...
are availablejavascriptchartsrgraph
https://dwcryan.com/blog/tag/rgraph/
RGraph – Devin W.C. Ryan
w crgraphdevinryan