StencilJS

What is StencilJS?

Another innovation from the team at Ionic is StencilJS, a CLI tool and set of APIs that help developers and teams to build standards-compliant Web Components (which are centered around the Custom elements spec).

Custom elements are natively supported by Chrome, Safari, Firefox, and Edge. A small polyfill file is provided for those browsers where native support does not currently exist to enable that functionality when using Stencil-generated components.

Stencil makes use of the following approaches and features to help generate highly capable Web Components: