You can "do the build step" before deploying it to the CDN, kinda like how skypack esm modules work: https://www.skypack.dev/view/luxon https://www.skypack.dev/

You can "do the build step" before deploying it to the CDN, kinda like how skypack esm modules work: https://www.skypack.dev/view/luxon https://www.skypack.dev/view/luxon Of course, unless you do it tailored for your project, you don't get some nice features like tree shaking, but it's very convenient.