I built a CLI tool that replaces localhost:4231 with myapp.localhost:7777. It auto-detects your project name, proxies traffic (including WebSockets), and has a built-in dashboard.

curl -fsSL https://raw.githubusercontent.com/thirukguru/localias/main/install.sh | bash

Written in Go, single binary, open source.

https://github.com/thirukguru/localias