Why use expensive AI inferencing services in the cloud when you can use a small language model in your web browser?

Playground Elements are a set of components for creating interactive editable coding environments on the web ... By default, bare module specifiers in JavaScript and TypeScript files are transformed ...

For which languages does it work? The comments in prettify.js are authoritative but the lexer should work on a number of languages including C and friends, Java, Python, Bash, SQL, HTML, XML, CSS, ...