It's not common but few libraries use that to support JSX-like syntax at runtime, without a build step. e.g. https://github.com/developit/htm https://github.co

It's not common but few libraries use that to support JSX-like syntax at runtime, without a build step. e.g. https://github.com/developit/htm https://github.com/developit/htm and https://lit.dev/docs/components/rendering/ https://lit.dev/docs/components/rendering/