Stencil: a built-time approach to the web | JSConf EU 2019

“We all know and love framework-like features such as hot module
replacement, reactive properties, templating, CSS-in-JS,
lazy-loaded bundling, etc. Stencil is a new approach, a build-time
abstraction with framework-level productivity, that generates
hand-optimized components using future-proof web APIs. We’ll
discuss the architecture of Stencil and the innovations a compiler
can introduce to your apps and design systems!