You'd likely still need a bundler for vendor packages. esbuild ships as a static binary, is a single dependency, and is one of the fastest bundlers around. It's

You'd likely still need a bundler for vendor packages. esbuild ships as a static binary, is a single dependency, and is one of the fastest bundlers around. It's also pretty much zero-config. That other stuff is just icing on top. I don't know why someone would pick webpack + babel + the endless plugins and config involved over that.