Games like Luminous
Games like Luminous include Sizeable, Zup! S, Hook, Strange Jigsaws, and LYNE. We matched them by the tags players give Luminous on Steam (Casual, Puzzle, 3D, Colorful, and Minimalist): closest matches first, and among equally close ones the better-known games.

Sizeable
Shared: Casual · Puzzle · 3D

Zup! S
Shared: Casual · Puzzle · Indie

Hook
Shared: Casual · Puzzle · Minimalist

Strange Jigsaws
Shared: Casual · Puzzle · Colorful

LYNE
Shared: Puzzle · Casual · Minimalist

Hexcells
Shared: Casual · Puzzle · Minimalist

Is This Seat Taken?
Shared: Casual · Puzzle · Colorful

Hexcells Infinite
Shared: Casual · Puzzle · Minimalist

klocki
Shared: Puzzle · Casual · Minimalist

ISLANDERS
Shared: Puzzle · Minimalist · Indie

Baba Is You
Shared: Puzzle · Indie · Logic

Moncage
Shared: Casual · Puzzle · Indie

Chants of Sennaar
Shared: Puzzle · Colorful · Indie

Assemble with Care
Shared: Casual · Puzzle · Indie

Gorogoa
Shared: Puzzle · Casual · Indie

Brothers - A Tale of Two Sons
Shared: Puzzle · Atmospheric · Indie

Zenge
Shared: Puzzle · Casual · Minimalist

Hexcells Plus
Shared: Puzzle · Casual · Indie

Patrick's Parabox
Shared: Puzzle · Minimalist · Logic

The Witness
Shared: Puzzle · Colorful · Atmospheric

The Artisan of Glimmith
Shared: Puzzle · Casual · Logic

Dorfromantik
Shared: Puzzle · Casual · Minimalist

Mini Motorways
Shared: Casual · Puzzle · Minimalist

Monument Valley 3
Shared: Casual · Colorful · Puzzle