Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. Developed by Dmitry Baranovskiy
License: Open Source
Raphaël is a lightweight library focused on vector graphics, making it ideal for custom visualizations but limited in chart types. CanvasJS, on the other hand, offers a rich set of chart types with excellent performance and export options, making it more suitable for data-driven applications.