Games like Dark Space - Ex Machina
Games like Dark Space - Ex Machina include LIMBO, INSIDE, Little Nightmares, Seen, and Little Nightmares II. We matched them by the tags players give Dark Space - Ex Machina on Steam (Adventure, Indie, Space, Side Scroller, and Sci-fi): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Indie · Adventure · Puzzle Platformer

INSIDE
Shared: 2.5D · Indie · Puzzle Platformer

Little Nightmares
Shared: Adventure · Singleplayer · Indie

Seen
Shared: Indie · Adventure · Singleplayer

Little Nightmares II
Shared: Adventure · Singleplayer · Dark

Outer Wilds
Shared: Space · Adventure · Indie

Deliver Us The Moon
Shared: Adventure · Indie · Space

FAR: Lone Sails
Shared: Adventure · Indie · Singleplayer

COCOON
Shared: Adventure · Indie · Puzzle Platformer

The Swapper
Shared: Space · Sci-fi · Adventure

Defy Gravity Extended
Shared: Indie · Space · Puzzle Platformer

Observation
Shared: Adventure · Indie · Space

FTL: Faster Than Light
Shared: Space · Indie · Sci-fi

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

DARQ: Complete Edition
Shared: Adventure · Singleplayer · Dark

MO:Astray
Shared: Indie · Adventure · Sci-fi

Hollow Knight: Silksong
Shared: Indie · Singleplayer · Adventure

Hollow Knight
Shared: Indie · Adventure · Singleplayer

ROUTINE
Shared: Sci-fi · Singleplayer · Adventure

Pinstripe
Shared: Adventure · Indie · Puzzle Platformer

The Fall
Shared: Adventure · Indie · Sci-fi

Breathedge
Shared: Space · Indie · Singleplayer

Stray
Shared: Adventure · Singleplayer · Indie

Cosmoteer: Starship Architect & Commander
Shared: Sci-fi · Space · Indie