The Best Base-building colony Games for PC Windows

RimWorld is a life simulator and management game set in a remote planet in the distant future. It features a unique character generation system to create complex personalities with flaws, drives and needs, as well as a story generator that creates unexpected scenarios for players to face.

Space Haven is an early access game where you can design your own ship and manage your crew as you embark on a journey to save humanity. Build your spaceship tile by tile, explore the vast universe, engage in tactical ship-to-ship combat and witness the drama and emotions of your crew. The game allows for complete freedom to customize and design your ship symmetrically or asymmetrically.

Paragon Pioneers is a casual island management game where you build and manage a series of island nations. It offers over 100+ buildings to advance through and has an abstract look and mechanics that make it easy to manage on small screens. It's a stress-free game for casual players.

Kingdom Eighties is a standalone expansion to the award-winning Kingdom series. A singleplayer epic adventure of micro-strategy and base building. Defend your town against the mysterious Greed, and discover the secrets of your family lineage!

Stranded: Alien Dawn drops you into an unknown alien world, where you'll lead survivors, build a high-tech outpost, and make tough decisions to survive. With engaging gameplay, a variety of planets, and a peaceful non-combat option, you'll experience a unique, unpredictable journey. But beware, time may slow and crafting can get repetitive in this thrilling survival sim.

Oxygen Not Included is an innovative and unique colony-building game in which you control a crew of duplicants who start beneath the surface of a procedurally generated asteroid with nothing more than a ration box and cloning device. With its childlike art style and humour, Oxygen Not Included looks like less of a space simulator and more like The Sims in space, but don't let that fool you - it's brimming with complexity and depth.

Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.

Timberborn is a unique city builder game where you manage a society of beavers in a post-apocalyptic world. With a focus on water and food resources, players must create dams and other structures to control rivers and survive droughts. The game offers a relaxed building experience with a novel water mechanic that refreshes the genre. It is a worthy purchase for fans of colony/survival simulators seeking a unique and refreshing challenge.

Dwarf Fortress is an incredibly detailed, complex game where you help a colony of dwarves build a settlement by carving out bedrooms, dining halls and other necessary structures from the side of a mountain. You don't control individual dwarves but instead provide instructions for them to follow, with each dwarf having their own needs and wants that you become familiar with as you play.

Design and build fortresses brick by brick to stand against endless hordes of Horrors in this real-time strategy game with resource management, siege defense, and exploration. Lead from the ramparts, push back the darkness, and hold fast against the creatures of the Mist.