PixiJS is an advanced, mature HTML5 creation engine with a fast and flexible 2D WebGL renderer.

Flitter is described as 'Powerful framework inspired by Flutter, supporting both SVG and Canvas to create high-performance graphics and user interfaces. It is designed to easily implement complex data visualizations, interactive charts, diagrams, and graphic editors in web applications' and is an app in the development category. There are 2 alternatives to Flitter for Self-Hosted and JavaScript. The best Flitter alternative is PixiJS, which is both free and Open Source.
PixiJS is an advanced, mature HTML5 creation engine with a fast and flexible 2D WebGL renderer.

Fabric.js is a powerful and simple Javascript HTML5 canvas library, SVG-to-Canvas (& canvas-to-SVG) Parser It is an interactive object model on top of canvas element. It is also an SVG-to-canvas parser.
