It works pretty well with nginx too: https://fly.io/articles/delivering-multiple-applications-on-one-hostname/ https://fly.io/articles/delivering-multiple-appli

It works pretty well with nginx too: https://fly.io/articles/delivering-multiple-applications-on-one-hostname/ https://fly.io/articles/delivering-multiple-applications-on-... It's trickier than it seems, though, because you need to get the right combination of Host/X-Forwarded-Host right for a given hosting service. And you frequently need to rewrite HTML to fix links. Not rocket surgery, but usually I'd rather put my hours into dev and not tweaking a proxy.