I'm hoping people will occasionally reference this, so I'm making a separate thread. Also, most people are aware of Cities Skylines 2, so I didn't bother adding it.
store.steampowered.com
Exostation is simply listed as "Coming Soon". There is a demo available.
store.steampowered.com
(2023)
store.steampowered.com
(2024)
store.steampowered.com
(coming soon)
store.steampowered.com
(coming soon)
store.steampowered.com
(to be announced)...demo available
store.steampowered.com
(coming soon) By "god" they mean you. Don't let it go to your head.
store.steampowered.com
(coming soon)
store.steampowered.com
(2024)
store.steampowered.com
(2023)
store.steampowered.com
(2024)
store.steampowered.com
(2023)
store.steampowered.com
(tba)
store.steampowered.com
(2023)
store.steampowered.com
(Q4 2023)

Site Error

Save 30% on The Crust on Steam
Automate a lunar base as you become the savior of humanity exploring the future on the moon. Mine, craft, research, and trade resources with Earth in this gripping narrative basebuilder.

Critias Empire on Steam
Turn-based strategy game. Build the peaceful kingdom of Atlantis into a flourishing civilization. Plan carefully or be ready to adapt as the ancient Gods of Olympus rain down floods, earthquakes, volcanoes and all types of disaster.

Site Error

Roman Triumph: Survival City Builder on Steam
At the northern fringes of the empire, a new Roman city is born! Manage and grow your city, please the gods, and survive against barbarians and mythological threats to achieve Roman Triumph!

El Dorado: The Golden City Builder - Prologue on Steam
The Prologue is just part of the gameplay that awaits you in the full version of the game. El Dorado - Prologue is a strategy city-building game in which you plan, build and develop your settlement to conquer Jukatan and earn the title of The Golden City. Become a leader, whom even Gods will bow to.

Site Error

Dynasty of the Sands on Steam
Be the architect of your own Egyptian empire in this meditative survival city builder, where every decision, no matter how small, has lasting consequences. Survive alongside your people, expand your influence across the Nile and create a grand Dynasty to rival the gods themselves. Paradise awaits.

Beyond These Stars on Steam
Build a city on the back of a Space Whale and learn to coexist as you journey through the stars. Manage intricate supply chains and the needs of your people as you build outposts, meet aliens, and uncover the mysteries of the universe.

Site Error

Nova Roma on Steam
The glory of Rome is at your fingertips in this city-building game where you must appease the gods, enact laws, and develop complex supply chains to meet the needs of your citizens.

Laysara: Summit Kingdom on Steam
Build and expand your very own settlements in high mountains! Carefully plan production chains and satisfy various needs of your three-caste society while dealing with mountain hazards such as weather breakdowns and avalanches. Are you skilled enough to make your town thrive?

Edge Islands on Steam
Discover a unique blend of Colony Sim and Tactical RPG. Recruit and train your heroes, build your outpost, explore dungeons and engage in turn-based strategic battles to protect and expand your domain. Shape your stories by managing moods, relationships, ambitions and more!

Of Life and Land on Steam
Of Life and Land is a charming settlement-building strategy game paired with a rich simulation experience. Every animal and plant strives to find its place in nature while you lead your villagers to their future. Expand to different regions and trade with local factions to gain needed resources.

Pioneers of Pagonia on Steam
This city builder challenges you to build a thriving community while facing the dangers of an untamed land. Lead your people to success in a procedurally generated and dynamic world. Construct detailed settlements, defend against emerging threats, and optimize resource management.