Games like pnoq
Games like pnoq include LIMBO, Moncage, There Is No Game: Wrong Dimension, Chants of Sennaar, and Portal 2. We matched them by the tags players give pnoq on Steam (Adventure, Casual, Puzzle Platformer, Puzzle, and Experimental): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle Platformer · Puzzle · Adventure

Moncage
Shared: Casual · Puzzle · Adventure

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

Chants of Sennaar
Shared: Adventure · Puzzle · Point & Click

Portal 2
Shared: Puzzle · Puzzle Platformer · Singleplayer

Pikuniku
Shared: Adventure · Casual · Puzzle

Samorost 1
Shared: Casual · Point & Click · Puzzle

Zup! 2
Shared: Casual · Puzzle · Puzzle Platformer

FEZ
Shared: Puzzle · Adventure · Casual

Gorogoa
Shared: Puzzle · Casual · Adventure

Strange Jigsaws
Shared: Adventure · Casual · Puzzle

Nihilumbra
Shared: Adventure · Casual · Puzzle

Viewfinder
Shared: Puzzle Platformer · Puzzle · Adventure

Morphopolis
Shared: Puzzle · Casual · Adventure

Hue
Shared: Adventure · Puzzle · Puzzle Platformer

Laughing to Die
Shared: Adventure · Casual · Puzzle

Planet of Lana
Shared: Puzzle Platformer · Puzzle · Adventure

The Room
Shared: Puzzle · Adventure · Point & Click

GRIS
Shared: Adventure · Puzzle · Indie

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · Casual

Zup!
Shared: Casual · Puzzle · Puzzle Platformer

Human Fall Flat
Shared: Puzzle · Adventure · Puzzle Platformer

Zup! 8
Shared: Casual · Puzzle · Puzzle Platformer

Little Nightmares
Shared: Adventure · Puzzle Platformer · Puzzle