D3 JS
68,169 websites

D3 JS is free to use

https://d3js.org/

D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS. D3’s emphasis on web standards gives you the full capabilities of modern browsers without tying yourself to a ...

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Highcharts
64,509 websites

Highcharts offers both free and paid options

http://www.highcharts.com/products/highcharts

Highcharts is a charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application. Highcharts currently supports line, spline, area, areaspline, column, bar, pie, scatter, ang...

Market Share by Top Websites

1 D3 JS is leading in The Entire Web.

2 Highcharts is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 D3 JS has better usage coverage in more websites categories. Including Computers Electronics & Technology, Science & Education, Sports, Health and 10 other categories.

2 Highcharts is leading in Finance, Law & Government, Business & Consumer Services, Jobs & Career and 6 other categories.

Geography

1 Highcharts is leading in most countries, including China, India, Russia, Brazil and 86 other countries.

2 D3 JS is leading in United States, Germany, United Kingdom, France and 61 other countries.