Technology
JavaScript Canvas and SVG object model

Canvas library with object manipulation, SVG parsing and editor-oriented transforms.
Alternative to Konva for object-based exercise drawing and SVG import/export workflows.
JavaScript Canvas and SVG object model
MIT
Permissive MIT; retain copyright and license notice.
GitHub โInstall from npm and benchmark editor ergonomics against Konva before choosing the core.
This project is evaluated as a building block. The Floorball Studio prototype keeps the user experience sport-specific.