Games like Desktop Grass
Games like Desktop Grass include Garry's Mod, Cell to Singularity - Evolution Never Ends, BeamNG.drive, Goat Simulator, and People Playground. We matched them by the tags players give Desktop Grass on Steam (Simulation, Idler, Singleplayer, Software, and Physics): closest matches first, and among equally close ones the better-known games.

Garry's Mod
Shared: Physics · Singleplayer · Casual

Cell to Singularity - Evolution Never Ends
Shared: Simulation · Idler · Casual

BeamNG.drive
Shared: Simulation · Physics · Singleplayer

Goat Simulator
Shared: Simulation · Physics · Casual

People Playground
Shared: Physics · Singleplayer · Simulation

Cooking Simulator
Shared: Simulation · Singleplayer · Physics

Totally Accurate Battle Simulator
Shared: Simulation · Singleplayer · Physics

Mountain
Shared: Simulation · Singleplayer · Casual

Gas Station Simulator
Shared: Simulation · Singleplayer · Casual

Crazy Machines 3
Shared: Simulation · Physics · Singleplayer

House Flipper
Shared: Simulation · Singleplayer · Casual

Kerbal Space Program
Shared: Simulation · Physics · Singleplayer

SuchArt: Creative Space
Shared: Simulation · Singleplayer · Physics

Plague Inc: Evolved
Shared: Simulation · Singleplayer · Casual

Game Dev Tycoon
Shared: Simulation · Singleplayer · Casual

Microsoft Flight Simulator (2020) 40th Anniversary Edition
Shared: Simulation · Singleplayer · Physics

Turbo Dismount™
Shared: Simulation · Singleplayer · Physics

Poly Bridge
Shared: Simulation · Physics · Singleplayer

Train Simulator Classic
Shared: Simulation · Singleplayer · Casual

Cookie Clicker
Shared: Idler · Casual · Simulation

Nodebuster
Shared: Idler · Simulation · Casual

Gang Beasts
Shared: Physics · Singleplayer · Casual

Bridge Constructor Portal
Shared: Simulation · Physics · Singleplayer

Particul
Shared: Simulation · Idler · Casual