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.net Powerful JavaScript charts
About
RGraph is a JavaScript charts library based on HTML5 SVG and canvas. RGraph is mature (over 18 years old) and has a wealth of features making it an ideal choice to use for showing charts on your website.

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Version 7.20
Version 7.20 (released in June 2026) is the latest version of RGraph and the major change in this version is an update to the default values of properties making for better looking charts without having to set any properties. Read more about this and other changes in the changelog.

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Download
Get the latest version of RGraph (version 7.20, 9th June 2026) from the download page. You can read the changelog here. There's also older versions available, minified files and links to cdnjs.com hosted libraries.

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Latest forum posts
These are the latest support forum posts that have been posted or updated.

12th June, Marco
Should I use SVG or canvas for the charts on my website?
9th June, Richard
New version of RGraph: version 7.20
3rd June, Patrick
Question about installing RGraph
1st June, Ouja
How do I add a click event to a bar in my Bar chart?
8th May, Anthony Kuma
Does the SVG Line chart have outofbounds functionality?


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License
RGraph can be used for free under the GPL or if that doesn't suit your situation there's an inexpensive (£129) commercial license available.

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Miscellaneous documentation

Miscellaneous information

Read the miscellaneous information
Various bits of information that don't fit elsewhere. This page is well worth reading just in case any of the titbits apply to you or your situation. There's an index list that you can scan to make it quicker.

Margin sizing tool

Try the margin sizing tool
A simple margin sizing tool that may help you with the size of your chart's margins. Simply drag the gray part of the tool around (which represents the main part of your chart) and the sizes are updated for you automatically.

API Documentation

Look through the API documentation
If you want to delve into the code of the RGraph libraries then the api documentation is a good place to start. It's quite extensive (there's a lot there) so you may find that simply delving into it and getting the information that you want may be a good way of getting through this page.