About
RGraph is a JavaScript charts library based on
HTML5 SVG and canvas. RGraph is mature (over 17 years
old) and has a wealth of features making it an ideal
choice to use for showing charts on your website.
New datagrid in v6.21
In version 6.21 a new datagrid object has been added.
This makes it easy to add static or dynamic data
tables to your pages. It can be used whether you use the
canvas or SVG libraries or entirely standalone.
Download
Get the latest version of RGraph (version 6.21, 10th April 2025) 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.
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.A spotlight on the AJAX connector functions
Written by Richard Heyes, RGraph author, on 24th July 2018
A continuation of yesterday's spotlight on the Google Sheets connector and this one
focuses on the ajax functionality that RGraph comes with. There are two separate sets of
ajax functions - one for svg and one for canvas.
json file. There's also a general ajax fetch
function so you can get hold of any page you wish to.When using RGraph you're not
limited to the ajax functions that come with RGraph - you can quite happily use your own
(or the jquery ajax functions for example).
Go to the AJAX functions article...