Stampino is an experimental system to do just that: https://github.com/justinfagnani/stampino https://github.com/justinfagnani/stampino It utilizes lit-html's

Stampino is an experimental system to do just that: https://github.com/justinfagnani/stampino https://github.com/justinfagnani/stampino It utilizes lit-html's compiled template support to transform HTML templates into lit-html templates and reuse the underlying efficient rendering / updating machinery.