Games like GameBuilder - Unlock All Levels
Games like GameBuilder - Unlock All Levels include LIMBO, Braid, Moonleap, FEZ, and Trine 2: Complete Story. We matched them by the tags players give GameBuilder - Unlock All Levels on Steam (Strategy, Puzzle Platformer, Casual, Indie, and Puzzle): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle Platformer · Indie · Puzzle

Braid
Shared: Puzzle Platformer · Puzzle · Indie

Moonleap
Shared: Puzzle Platformer · Puzzle · Strategy

FEZ
Shared: Indie · Puzzle · Platformer

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

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · Singleplayer

Laughing to Die
Shared: Casual · Puzzle · Adventure

BEEP
Shared: Indie · Platformer · Adventure

Pikuniku
Shared: Indie · Casual · Puzzle

Hue
Shared: Indie · Puzzle Platformer · Puzzle

Zup! S
Shared: Casual · Puzzle · Indie

Strange Jigsaws
Shared: Casual · Puzzle · Adventure

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

Hexcells
Shared: Casual · Puzzle · Indie

Defy Gravity Extended
Shared: Puzzle Platformer · Indie · Platformer

Nihilumbra
Shared: Indie · Casual · Puzzle Platformer

Mind Over Magnet
Shared: Puzzle Platformer · Puzzle · Adventure

Mini Motorways
Shared: Strategy · Casual · Puzzle

Trine Enchanted Edition
Shared: Puzzle Platformer · 2D Platformer · Strategy

Munin
Shared: Puzzle Platformer · Indie · Casual

Mini Metro
Shared: Strategy · Puzzle · Indie

Toki Tori
Shared: Casual · Indie · Puzzle

Portal 2
Shared: Puzzle · Platformer · Puzzle Platformer

Zup!
Shared: Casual · Puzzle · Indie