@danielkalen/simplybind/benchmarks/src/bower_components/aurelia-binding/doc/example/binding-radios/objects-matcher/app.js

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

export class App {
  selectedProduct = { id: 1, name: 'CPU' };

  productMatcher = (a, b) => a.id === b.id;
}