Games like Omnos: The Endless Journey
Games like Omnos: The Endless Journey include That's not my Neighbor, Shelldiver, Nodebuster, To The Core, and A Game About Feeding A Black Hole. We matched them by the tags players give Omnos: The Endless Journey on Steam (Adventure, Casual, Simulation, Arcade, and Point & Click): closest matches first, and among equally close ones the better-known games.

That's not my Neighbor
Shared: Adventure · Casual · Point & Click

Shelldiver
Shared: Casual · Incremental · Arcade

Nodebuster
Shared: Casual · Simulation · Incremental

To The Core
Shared: Casual · Adventure · Arcade

A Game About Feeding A Black Hole
Shared: Casual · Incremental · Simulation

DAVE THE DIVER
Shared: Casual · Adventure · Simulation

Digseum
Shared: Casual · Simulation · Incremental

Kerbal Space Program
Shared: Simulation · Space Sim · Space

There Is No Game: Wrong Dimension
Shared: Adventure · Point & Click · Casual

Slime Rancher 2
Shared: Adventure · Cute · Simulation

Unpacking
Shared: Casual · Simulation · Cute

Slime Rancher
Shared: Adventure · Cute · Simulation

House Flipper
Shared: Simulation · Casual · Adventure

Click and Conquer
Shared: Casual · Simulation · Incremental

Samorost 1
Shared: Casual · Point & Click · Adventure

Click the Button
Shared: Casual · Simulation · Incremental

Zup! 2
Shared: Casual · 2D · Point & Click

Zup!
Shared: Casual · 2D · Point & Click

Leaf it Alone
Shared: Simulation · Casual · Incremental

Universe Sandbox
Shared: Simulation · Space Sim · Space

Rock Bottom
Shared: Casual · Adventure · Incremental

Hello Kitty Island Adventure
Shared: Adventure · Simulation · Casual

Keep on Mining!
Shared: Casual · Incremental · Arcade

Russian Life Simulator
Shared: Simulation · Incremental · Casual