Games like Mainframe

Objects in Space is a modempunk stealth space-trading game set in Apollo, a huge cluster of star systems dozens of lightyears away from earth. You are a lonesome ship's captain, buying and selling wares in order to keep your bucket of bolts afloat and stay one step ahead of pirates, organized criminals, corrupt governments and shady laws.

In "Last Horizon," you're the pilot of a small spacecraft, tasked with exploring distant planets to gather resources and ensure the survival of humanity. Each world presents unique challenges, from dangerous storms to scarce resources, requiring careful resource management and quick decision-making. With its minimalistic art style and atmospheric soundtrack, Last Horizon offers a serene yet intense experience as you navigate through the cosmos.

Cyan Alert! Set your eyeballs on stunned because it's time for CGA Trek! CGA Trek is a homage to the "Star Trek" game that originated on mainframe computers in the 1970's,  inspired by the PC version from the late 1980s called EGA Trek. Like Riker and his transporter clone Thomas , or Tuvix, it is simultaneously a demake and remake. It aims to be a faithful recreation of the basic gameplay but i…

Sector Unknown is an immersive isometric RPG that draws inspiration from classics like Fallout 2, Knights of the Old Republic, Fallout: New Vegas, as well as more modern titles such as Wasteland 3, Encased, Colony Ship, Trudograd, and Pathfinder: Kingmaker. Every decision, every nuance in character development has tangible consequences. While combat is a viable approach, the game equally emphas…

"The Last Starship" is a sci-fi strategy survival game where players must build and manage a last surviving starship. Gather resources, manage systems, and navigate through procedurally generated galaxies, facing challenges and enemies along the way. The game features crafting, building, and exploration mechanics, with an emphasis on survival and resource management in a procedurally generated universe.

In Space Pilgrim Academy: Year 3, Gail is now the principal of a space academy, facing challenges such as alien attacks and student unrest. She must navigate these issues while continuing to teach and mentor her students, all while uncovering a conspiracy that threatens the entire academy. This installment of the Space Pilgrim series offers more exciting space exploration and strategic combat, along with character development and intrigue.

It's a frenetic space action game. You must survive the enemies and the dangerous environment. Prepare your arsenal before battle and try to eliminate as many enemies as you can before they do. Trade, explore and survive this challenge!

Shallow Space is a 3D RTS game set in a fully realized planetary system, focusing on organized mass combat and strategic ship configurations. Players assemble their battlegroup, mine resources, build structures, and complete missions to acquire blueprints and officers' abilities. As a battlegroup commander, players will complete structured and incidental missions within a larger interstellar conflict.

A drifting traveler boards a one-man space shuttle destined for Alpha Centauri. This shuttle is piloted by Budapest, an artificial intelligence program designed to serve humanity. When disaster unexpectedly befalls their ship, the two of them are sent careening through uncharted space.

What The Stars Forgot is a starship and crew management sim. As the cutting-edge AI on the most advanced research vessel ever built, you have to guide a procedurally generated crew of hundreds as they embark on a dangerous mission to discover the source of an anomalous signal emanating from deep space. You will need to optimize crew assignments and maximize the performance of your ship, always wi…