The best alternatives to Plottable.js are Froala, Chart.js, and AnyChart. If these 3 options don't work for you, we've listed a few more alternatives below.
Froala builds editing software for fast development with the better developer and user experience in mind. With over 35+ plugins and 15+ natively supported frameworks, you can plug Froala and be on your way.
Founded in 2003, AnyChart is one of the global leaders in interactive data visualization, offering award-winning, flexible JavaScript (HTML5) charting libraries with numerous chart types and features, great API and documentation, and enterprise-grade support to help businesses transform operational data into actionable information. Loved by thousands of happy customers, including over 75% of Fortune 500 companies across all industries and over half of the top 1,000 software vendors worldwide.