Looking for a Rust-based alternative to a battle-tested industry-standard tool written in a memory-safe language that can get about 75-90% of the speed of Rust is kind of pointless outside embedded context.

While there is pingora https://blog.cloudflare.com/how-we-built-pingora-the-proxy-t..., I would recommend checking out envoy. Although not rust based, envoy has gained quite the repute for being extremely versatile and robust.

No, use Traefik. I like Rust a lot and many new tools written on it, but nothing beats Traefik currently, and there’s no need, tbh.

the closest thing is pingora which is a proxy framework, so you build your own proxy basically