@danielkalen/simplybind/benchmarks/src/bower_components/aurelia-binding/doc/example/binding-value-converters/bi-directional-value-converters/app.js

Magically simple, framework-less one-way/two-way data binding for frontend/backend in ~5kb.

export class Color {
  rgb = { r: 146, g: 39, b: 143 };
}