Games like Hello World
Games like Hello World include LIMBO, Celeste, Braid, Planet of Lana, and Portal 2. We matched them by the tags players give Hello World on Steam (Puzzle, 2D Platformer, Puzzle Platformer, Precision Platformer, and Indie): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle · Puzzle Platformer · Indie

Celeste
Shared: Precision Platformer · 2D Platformer · Indie

Braid
Shared: Puzzle · Puzzle Platformer · 2D Platformer

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Portal 2
Shared: Puzzle · Platformer · Puzzle Platformer

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Puzzle

FEZ
Shared: Puzzle · Platformer · Indie

Super Meat Boy
Shared: Precision Platformer · 2D Platformer · Platformer

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · Indie

INSIDE
Shared: Puzzle Platformer · Indie · Puzzle

Nihilumbra
Shared: Puzzle · Indie · Puzzle Platformer

Little Nightmares
Shared: Puzzle Platformer · Puzzle · Indie

Laughing to Die
Shared: Puzzle · 2D Platformer · Platformer

Neva
Shared: Puzzle · Indie · Platformer

Pikuniku
Shared: Puzzle · Indie · Casual

GRIS
Shared: Indie · Platformer · Puzzle

Thomas Was Alone
Shared: 2D Platformer · Platformer · Precision Platformer

Squishy the Suicidal Pig
Shared: Puzzle · Indie · Puzzle Platformer

Hue
Shared: Puzzle · Indie · Puzzle Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · 2D

Pizza Tower
Shared: 2D Platformer · Indie · Platformer

Munin
Shared: Puzzle Platformer · Puzzle · Indie

There Is No Game: Wrong Dimension
Shared: Puzzle · Indie · Adventure

Creepy Tale
Shared: Puzzle Platformer · Puzzle · 2D Platformer