Games like Nebula Realms
Games like Nebula Realms include The Sims™ 4, Fishing Planet, Marvel Rivals, Stardew Valley, and Where Winds Meet. We matched them by the tags players give Nebula Realms on Steam (Free to Play, Life Sim, Multiplayer, Memes, and Casual): closest matches first, and among equally close ones the better-known games.

The Sims™ 4
Shared: Free to Play · Life Sim · Simulation

Fishing Planet
Shared: Free to Play · Multiplayer · Simulation

Marvel Rivals
Shared: Free to Play · Multiplayer · Casual

Stardew Valley
Shared: Multiplayer · Life Sim · Simulation

Where Winds Meet
Shared: Free to Play · Multiplayer · Casual

Palia
Shared: Free to Play · Life Sim · Multiplayer

SMITE®
Shared: Free to Play · Multiplayer · Third Person

Neverwinter
Shared: Free to Play · Multiplayer · Massively Multiplayer

Brawlhalla
Shared: Free to Play · Multiplayer · Casual

Guild Wars 2®
Shared: Free to Play · Massively Multiplayer · Multiplayer

Infinity Nikki
Shared: Casual · Multiplayer · Free to Play

The Four Kings Casino and Slots
Shared: Free to Play · Casual · Multiplayer

PowerWash Simulator
Shared: Casual · Multiplayer · Simulation

skate.
Shared: Free to Play · Multiplayer · Third Person

Trove
Shared: Free to Play · Multiplayer · Casual

Albion Online
Shared: Free to Play · Massively Multiplayer · Multiplayer

War Thunder
Shared: Free to Play · Simulation · Multiplayer

Once Human
Shared: Free to Play · Multiplayer · Massively Multiplayer

Supermarket Simulator
Shared: Multiplayer · Simulation · Life Sim

House Flipper
Shared: Multiplayer · Simulation · Casual

Star Trek Online
Shared: Free to Play · Massively Multiplayer · Multiplayer

Placid Plastic Duck Simulator
Shared: Casual · Life Sim · Immersive Sim

Destiny 2
Shared: Free to Play · Multiplayer · Massively Multiplayer

Warframe
Shared: Free to Play · Massively Multiplayer · Third Person