Games like Cubix
Games like Cubix include Celeste, LIMBO, Super Meat Boy, Neva, and VVVVVV. We matched them by the tags players give Cubix on Steam (Adventure, Puzzle, Platformer, 2D Platformer, and Idler): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Platformer · Precision Platformer · Indie

LIMBO
Shared: Puzzle · Platformer · Indie

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

Neva
Shared: Adventure · Platformer · Puzzle

VVVVVV
Shared: Platformer · 2D Platformer · Indie

FEZ
Shared: Puzzle · Platformer · Indie

Hollow Knight
Shared: Platformer · Indie · Adventure

BEEP
Shared: Adventure · Platformer · Indie

Braid
Shared: Puzzle · 2D Platformer · Platformer

SANABI
Shared: Adventure · 2D Platformer · Platformer

Out There Somewhere
Shared: Platformer · Puzzle · Adventure

Seen
Shared: Adventure · Puzzle · Indie

GRIS
Shared: Adventure · Indie · Platformer

Portal 2
Shared: Puzzle · Platformer · Singleplayer

Hollow Knight: Silksong
Shared: Indie · Platformer · Adventure

Hue
Shared: Puzzle · Adventure · Indie

Laughing to Die
Shared: Adventure · Puzzle · Platformer

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

Melvor Idle
Shared: Idler · Adventure · Indie

Mind Over Magnet
Shared: Puzzle · Adventure · 2D Platformer

Ori and the Will of the Wisps
Shared: Platformer · Adventure · Puzzle

Pikuniku
Shared: Adventure · Puzzle · Indie

gravilon
Shared: Puzzle · Platformer · Adventure

Little Nightmares
Shared: Adventure · Puzzle · Indie