* Rich text features - multiline texts, text measurement, including width, height, as well as wrap, overflow, indent, spacing, align, etc. * Powerful line drawing - far beyond just Bézier curves (any curves, arcs, and other deformations). * Virtual DOM - for drawing rapidly and only what is necessary. * Smart layering system (including z-index). * Transformation engine - no need to use embarrassing in-browser transformations. * Support of legacy browsers (IE6+). * Clear and concise JavaScript API with chaining support.

* Including set of user interface interactions, effects, widgets, and themes. * Running quickly while being flexible enough to evolve with your needs and solve a plethora of use cases.