Draw.io. Data Converter. Google charts. Visualization tools. La boite à outils. Visualization .js Lib. There are plenty of JavaScript libraries out there for rendering your otherwise plain and boring numerical data into beautiful, interactive, and informative visualizations.
The beauty of using JavaScript for data visualization is that, if created correctly, your data will be highly accessible (usually via HTML tables). A long time ago (2008), I wrote about JavaScript solutions for graphing and charting data and this article revisits the topic with twenty more JavaScript libraries that you can use to bring your data to life. D3.js. D3.js. Graphics. Tree visualization. GiCentre. Gephi.