Games like X4: Split Vendetta
Games like X4: Split Vendetta include X4: Foundations, Avorion, Elite Dangerous, Kerbal Space Program, and X Rebirth. We matched them by the tags players give X4: Split Vendetta on Steam (Simulation, Action, Space, Sandbox, and Space Sim): closest matches first, and among equally close ones the better-known games.

X4: Foundations
Shared: Simulation · Space · Space Sim

Avorion
Shared: Sandbox · Space · Space Sim

Elite Dangerous
Shared: Space · Space Sim · Simulation

Kerbal Space Program
Shared: Simulation · Space · Sandbox

X Rebirth
Shared: Simulation · Space · Action

Kerbal Space Program 2
Shared: Space · Sandbox · Exploration

Space Engineers
Shared: Sandbox · Space · Simulation

EVE Online
Shared: Space Sim · Exploration · Simulation

Empyrion - Galactic Survival
Shared: Simulation · Space · Exploration

Starbase
Shared: Simulation · Space Sim · Sandbox

X3: Terran Conflict
Shared: Simulation · Space · Sandbox

No Man's Sky
Shared: Space · Exploration · Sci-fi

Stellaris
Shared: Space · Simulation · Sandbox

Spaceflight Simulator
Shared: Simulation · Sandbox · Space

SPORE™ Galactic Adventures
Shared: Simulation · Action · Space

SPORE™
Shared: Simulation · Sandbox · Space

Starminer
Shared: Sandbox · Space · Space Sim

Space Engineers 2
Shared: Sandbox · Space · Simulation

Universe Sandbox
Shared: Simulation · Space · Sandbox

Dyson Sphere Program
Shared: Space · Simulation · Building

Hardspace: Shipbreaker
Shared: Simulation · Space · Sandbox

Jurassic World Evolution
Shared: Simulation · Building · Sandbox

Planet Coaster
Shared: Simulation · Sandbox · Building

Trailmakers
Shared: Space · Action · Sandbox

