TBH I'd say if you're looking for a pure Rust engine, it's production ready already. I used it a year or two ago and it was reliable, fast and had most of what

TBH I'd say if you're looking for a pure Rust engine, it's production ready already. I used it a year or two ago and it was reliable, fast and had most of what I needed. I asked for some fringe features like improvements to the textbox widget or a headless mode for multiplayer servers and they were quickly added.