When comparing n3-charts vs jqPlot, the Slant community recommends n3-charts for most people. In the question“What are the best open source JavaScript charting libraries?” n3-charts is ranked 12th while jqPlot is ranked 13th. The most important reason people chose n3-charts is:
n3-charts is SVG powered and crafted with a great attention to detail.
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Pros
Pro Beautiful
n3-charts is SVG powered and crafted with a great attention to detail.
Pro Well tested
95% test coverage, plus end-to-end tests.
Pro Easy to use
If you're using AngularJS, then you're two steps away from having beautiful charts.
n3-charts is simple to set up and use, with plenty of examples to help get you started.
Pro Charts update automatically
Content renders as an image and can be updated automatically with Ajax.
Cons
Con Only for use with Angular.js
n3-charts is built on top of Angular, making it only suitable for those who want to add charts to their Angular application.
Con No longer supported
If you are just starting off with a JavaScript charting library you shouldn't invest your time learning jqPlot. Once a great tool it hasn't been updated in several years and there is virtually no activity on the Google Groups forum these days.