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)

Exostation on Steam
Exostation is a sci-fi real-time strategy game. Reach sustainable planet economies by building, allocating, mining, and selling wisely. Allow humanity to spread and conquer new solar systems not by war but by ensuring its planet's resources are not exhausted.

The Crust on Steam
Your lunar colony holds the last hope for humanity—if you can survive. A narrative-led lunar colony sim game where you build on and beneath the surface, explore the lunar surface, and expand into interplanetary space. Harness lunar resources and shape the destiny of mankind as a CEO of a Lunar base.

Critias Empire on Steam
Build the peaceful kingdom of Atlantis into a flourishing civilization, threatened only by the whims of the restless, vengeful gods of Olympus. Critias Empire is a 4X turn-based strategy game with disasters where you can grow and thrive without the pressure of war and combat.

Rise Against the Invaders on Steam
BUILD. DEFEND. SURVIVE. An alien menace has ravaged Earth. Humanity has scattered to the wind. But hope remains. A resistance is organizing. Build your new settlement, defend your people, and fight to reclaim what was lost.

Roman Triumph: Survival City Builder on Steam
In this roman strategy city-builder, you must build a striving city from the ground up, manage resources and people and survive against a plethora of threats (Gods, Hydra, Minotaur, Barbarians and more)!

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.

God save us on Steam
God Save Us is a Real-Time Strategy Game where you can switch from top view to first person view instantly to protect your village from incoming waves of attacks.

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
Journey on the back of the space whale Kewa, building a city for your people as you travel across the galaxy seeking purpose and answers, while developing deep relationships with the universe around you.

Humanica on Steam
Humanica - is a simulation game of an ancient settlement, featuring a vast technology development. Experience the journey from sticks and stones to iron tools and windmills! Survive, investigate, build, trade, discover!

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
Build your colony, train your team, explore and engage in turn-based tactical battles to protect and expand your domain! Shape unique stories by managing moods, relationships and ambitions in your group of adventurers.

Circle of Kerzoven on Steam
Circle of Kerzoven is a charming settlement-building strategy game paired with a rich simulation experience. Every animal and plant tries to find their 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
The city builder Pioneers of Pagonia is all about exploration, discovery, and reuniting the fantastical islands of Pagonia. Build over 40 different buildings, use more than 70 different types of goods, manage widely branched production chains, and get creative in establishing your economy.