Forget Bambu Forget Enraged Rabbit Forget TradRack. Too much filament waste when you change filaments.
Similar to Prusa but you can print your own. Prototypes have be built and used. Software for klipper has be done.
You can chose how many toolheads you want. Yes you do sacrifice some Y build space. Sorry bed slingers no dice.
Daksh Baena - Concept