Games like Airmen

Empyrion: Galactic Survival is a space survival adventure game that lets players build and pilot their own space ships and stations. Explore, mine, and fight across procedurally generated planets and alien structures in a vast, open universe. Experience a mix of sandbox construction, survival, and combat gameplay, with a heavy emphasis on player freedom and creativity.

"Airships: Conquer the Skies" allows you to design and build elaborate airships and land vehicles, using a wide range of modules and weapons for creative customization. Engage in intense aerial battles with destructible environments and various tactical options, while managing your fleet with high-level commands. The detailed vehicles and engaging gameplay offer a unique and immersive experience.

Avorion is a sandbox space simulation game that lets you build your own space ships and explore a procedurally generated universe. Mine resources, trade goods, and engage in space combat while navigating political alliances and factions. Experience a dynamic world that evolves based on your actions and interactions with other players.

Worlds Adrift is a sandbox MMO where players explore a vast, procedurally generated world in airships. Harvest resources, craft and customize your vessel, and engage with other players in a constantly evolving environment. Collaborate or compete as you navigate the challenges and mysteries of a fragmented, earth-like world.

"From The Depths" is a sandbox vehicle construction game where you can build and command battleships, planes, submarines, and more in intense battles. The game features a creative mode, a strategic campaign with eight factions, and a story mode. It also offers in-game planet, campaign, mission, and multiplayer map editors, as well as Steam workshop support for sharing your creations. Available on PC, Mac, and Linux.

In "Nimbatus: The Space Drone Constructor," you are the captain of a mobile drone factory, where you can design and build your own custom drones using over 75 physically simulated parts. Explore a physics-based universe in three different game modes: a survival campaign, sandbox mode with adjustable parameters, and competitive arenas to show off your engineering skills. Confront challenging enemies and obstacles or focus on creative freedom.

Interstellar Rift is a sandbox-style RPG set in the vastness of space. Players can explore, trade, and build their own spaceships as they navigate an open world filled with procedurally generated galaxies and alien races. Collaborative gameplay is encouraged, with the option for players to form factions, engage in piracy, or work together on massive capital ships. The ship-building aspect is highly detailed, allowing for customization of every aspect from engine to weaponry.

"Istrolid" is a strategy game where players design their own unique spaceships and build a fleet to fit their strategy and playstyle, with no set units or factions. The game features multiplayer and single-player modes, including a campaign to collect parts and build bigger ships, as well as customizable AI opponents for combat. Players can engage in tense battles for territorial control, utilizing each ship's energy, ranges, firing arcs, turn rates, and firepower.

"Memories of Mars" is a survival game set on the abandoned mining operations of Mars. Explore the Martian terrain, build a habitable homestead, and uncover the events leading to the withdrawal from the Red Planet. The game features a large open world, cooperative and competitive multiplayer, upgradeable skills and items, and various NPCs and competing players to combat. Join in-game events and follow the "Emergency Protocols" system to learn about the downfall of the colonization efforts.

CryoFall is a sci-fi open world colony simulation game where players can choose to play in PvE or PvP mode. The game features massively multiplayer options, including co-op and single-player, with good game mechanics and awesome graphics. Starting with primitive technology, players must progress towards modern industrial and space-age technology while building bases, farming, and exploring.