Dune Awakening
Link: Save 40% on Dune: Awakening on Steam
Dune: Awakening is an Open World Survival RPG where you can fully immerse yourself in the epic world of Dune. Alone or with friends, explore a vast open world Arrakis, survive the sandworms, build a home, craft an ornithopter, and unravel the mystery of the missing Fremen.
Please see the official guide at Dune Awakening Server Guide to see what works, what the caveats are, and what the requirements are.
This is a Linux-only server, so Windows users will need to use a virtual machine or have Docker configured.