Games like Sediment
Games like Sediment include Kerbal Space Program, Garry's Mod, Factorio, Automation - The Car Company Tycoon Game, and House Flipper. We matched them by the tags players give Sediment on Steam (Sandbox, Automation, Building, Economy, and Education): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Sandbox · Simulation · Building

Garry's Mod
Shared: Sandbox · Building · Casual

Factorio
Shared: Automation · Sandbox · Crafting

Automation - The Car Company Tycoon Game
Shared: Sandbox · Building · Simulation

House Flipper
Shared: Building · Simulation · Sandbox

People Playground
Shared: Sandbox · Physics · Building

Sandboxels
Shared: Sandbox · Education · Building

Stardew Valley
Shared: Sandbox · Simulation · Building

Planet Zoo
Shared: Sandbox · Building · Simulation

Timberborn
Shared: Sandbox · Automation · Building

Planet Coaster
Shared: Building · Sandbox · Simulation

Cities: Skylines
Shared: Building · Sandbox · Simulation

Universe Sandbox
Shared: Sandbox · Simulation · Education

Cities: Skylines II
Shared: Sandbox · Building · Simulation

PC Building Simulator
Shared: Building · Education · Sandbox

Graveyard Keeper 2
Shared: Sandbox · Building · Automation

Gas Station Simulator
Shared: Economy · Building · Simulation

Poly Bridge
Shared: Building · Sandbox · Simulation

MineMogul
Shared: Automation · Building · Sandbox

Satisfactory
Shared: Automation · Building · Sandbox

Tiny Glade
Shared: Building · Sandbox · Casual

shapez 2 - Factory
Shared: Automation · Building · Sandbox

Stormworks: Build and Rescue
Shared: Sandbox · Building · Automation

Terraria
Shared: Sandbox · Building · Crafting

