RGraph version 6.07 is now available! In this release there's a couple of new functions that are designed to help you with clipping the canvas, which is commonly employed when creating dual-color Line charts. There's an example of such a chart at this link:
https://www.rgraph.net/blog/index-2022.html#new-clipping-functions
There are other, smaller changes which you can read about on the changelog page:
https://www.rgraph.net/changelog.html#current-release
You can download the software from the download page:
https://www.rgraph.net/download
Demo page