25 Free jQuery/JavaScript Charts and Graphs Libraries

One of the overall important features regarding charts involves the transformation of raw looking data into concise and interactive charts and graphs; which will not only render facts and figures in a more colorful way - but moreover will interest readers, and furthermore simplify things for users to comprehend.

if you are working on a website project where you have to create charts or graphs, like a stock market site, for example, or if you are making a visual presentation in HTML format. The following libraries will help you get that done.


1.  JS Charts

Features

• Prepare your chart data in XML, JSON or JavaScript Array
• Create charts in different templates like bar charts, pie charts or simple line graphs
• You don't need any server-side plugins/modules
• It's compatible with most web browsers
• 3D pies and 3D bars are available in the latest version

2. Flot

Features

• Pure JavaScript plotting library for jQuery
• Works with Internet Explorer 6+, Chrome, Firefox 2+, Safari 3+ and Opera 9.5+

3.  Rickshaw

Features

• Based on d3.js. Graphs are drawn using svg and styled using css.
• Licensed under MIT License

4.  Highcharts

Features

• It supports line, spline, area, areaspline, column, bar, pie, scatter, angular gauges, arearange, areasplinerange, columnrange, bubble, box plot, error bars, funnel, waterfall and polar chart types.
• Under any of the licenses, free or not, you are allowed to download the source code and make your own edits.
• Highcharts needs only two JS files to run: The highcharts.js core and either the jQuery, MooTools or Prototype framework.
• With the exporting module enabled, your users can export the chart to PNG, JPG, PDF or SVG format at the click of a button.
• All text labels, including axis labels, data labels for the point and axis titles, can be rotated in any angle.
• On hovering the chart Highcharts can display a tooltip text with information on each point and series.
• It works in all modern browsers including the iPhone/iPad and Internet Explorer from version 6.

5.  Google Charts

Features

• Rich gallery of interactive charts and data tools.
• Connect to your data in real time using a variety of data connection tools and protocols.
• Configure an extensive set of options to perfectly match the look and feel of your website.
• Browser compatibility (adopting VML for older IE versions) and cross-platform portability to iOS and new Android releases.

6.  jChartFX

Features

• jChartfx runs in your browser using pure JavaScript.
• It provides the most comprehensive API, making it easy to customize every aspect of the charts, from axis to data series settings.
• jChartFX leverages HTML5, CSS and SVG capabilities in today’s browsers.
• It supports JSON so you can populate charts with your data by simply using web services to retrieve server side data from any source.

7.  TufteGraph

Features

• Configuration is by dynamic functions, allowing for a really compact API (very few options)
• Non-core layout is done via CSS rather than code

8.  jqPlot

Features

• Numerous chart style option
• Date axes with customizable formatting.
• Up to 9 Y axes.
• Rotated axis text.
• Automatic trend line computation.
• Tooltips and data point highlighting.

9.  Spider Graph

Features

• Interactive HTML5 spider graph module
• The yellow and orange layers display fixed data. The blue layer is active, allowing the user to input data with a mouse or touch device.

10.  jQuery Sparklines

Features

• It generates sparklines (small inline charts) directly in the browser using data supplied either inline in the HTML, or via javascript.
• It's compatible with Firefox 2+, Safari 3+, Opera 9, Google Chrome and Internet Explorer 6, 7, 8, 9 & 10 as well as iOS and Android. 

11.  gRaphael

Features

• Currently supports Firefox 3.0+, Safari 3.0+, Opera 9.5+ and Internet Explorer 6.0+
• Licensed under MIT License

12.  amCharts

Features

• The charting solution include Column, Bar, Line, Area, Step, Step without risers, Smoothed line, Candlestick, OHLC, Pie/Donut, Radar/Polar, XY/Scatter/Bubble, Bullet, Funnel/Pyramid charts as well as Gauges.
• It's an independent library, which doesn’t require any 3rd party includes.

13.  Chart.js

Features

• It uses the HTML5 canvas element.
• It's dependency free, lightweight (4.5k when minified and gzipped) and offers loads of customisation options.
• It supports all modern browsers, and polyfills provide support for IE7/8.

14.  Morris.js

Features

• Line, area, bar and Donut charts are supported
• Licensed under BSD License

15.  RGraph

Features

• HTML5 canvas and JavaScript based library
• AJAX and JSON Support
• The drawing API allows you to add interactive elements to your charts such as rectangles, circles, polygons, images and extra axes.
• Open and free to use for any purpose under the MIT license.

16.  DHTML Charts

Features

• Supports line, spline, area, bar, pie, donut, scatter, and radar charts
• JavaScript charting library for generating cross-browser HTML5 charts
• The charts can be loaded from XML, JSON, JavaScript array, or CSV and updated on the fly (by using Ajax) to show changing graphical data.
• Works in all major web browsers: IE, FF, Safari, Opera, Chrome, or any other browsers based on Mozilla or the Webkit engine.
• It's available in the Standard Edition only, and can be used for free under GNU GPL v2.

17.  jqBarGraph

Features

• Easy-to-use jQuery plugin for displaying your data as bar graphs.
• Compatible and fully tested with Safari 2+, Internet Explorer 6+, Firefox 2+, Google Chrome 3+, Opera 9+.

18.  JpGraph

Features

• An Object-Oriented Graph creating library for PHP
• Has over 200+ built in Country flags
• Support for alpha blending
• Advanced interpolation with cubic splines to get smooth curves from just a few data points
• Supports several plot types,spider-plots, pie-charts (both 2d and 3d) , scatter-plots, line-plots, filled line-plots, accumulated line-plots, bar plots, accumulated bar plots, grouped bar plots, error plots, line error plots, box plots, stock plots.
• Supports internal caching (with timeout) of generated graphs to lessen burden of a HTTP server.

19.  Elycharts

Features

• It can draw all frequently used chart types: line charts with spline support, combined line, pie charts, sparklines, bar charts, area and areaspline charts.
• Highly customizable with a simple configuration
• Support dynamic data modification, with graceful animations to show the chart evolution.
• Compatibility: Firefox 3.0+, Safari 3.0+, Opera 9.5+, Internet Explorer 6.0+, Google Chrome/Chromium.
• It's based on a MIT license

20.  jQuery Org Chart

Features

• Very easy to use given a nested unordered list element.
• Drag-and-drop reorganisation of elements.
• Showing/hiding a particular branch of the tree by clicking on the respective node.
• Nodes can contain any amount of HTML except <li> and <ul>.

21.  Sigma

Features

• An open-source lightweight JavaScript library to draw graphs, using the HTML canvas element.
• Simple and accessible public API
• Fluid drawing process management, with frames insertion
• jQuery-like chainable methods

22.  Protovis

Features

• Defines marks through dynamic properties that encode data, allowing inheritance, scales and layouts to simplify construction.
• It uses JavaScript and SVG for web-native visualizations; no plugin required.
• It's free and open-source, provided under the BSD License.

23.  Animated Pie Chart

Features

• Created using HTML5 canvas element, CSS3 and jQuery
• 10+ available options to customize the chart

24.  DyGraphs

Features

• Handles huge data sets: dygraphs plots millions of points without getting bogged down.
• Interactive out of the box: zoom, pan and mouseover are on by default.
• Strong support for error bars / confidence intervals.
• Highly customizable: using options and custom callbacks, you can make dygraphs do almost anything.
• It works in all major browsers (including IE8). You can even pinch to zoom on mobile/tablet devices.

25.  TimePlot

Features

• DHTML-based AJAXy widget for plotting time series
• Licensed under BSD License

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