Games like Evergate
Games like Evergate include Portal 2, Planet of Lana, Portal, GRIS, and Celeste. We matched them by the tags players give Evergate on Steam (Puzzle Platformer, Platformer, 2D Platformer, Puzzle, and Female Protagonist): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

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

Portal
Shared: Puzzle Platformer · Puzzle · Female Protagonist

GRIS
Shared: Female Protagonist · Platformer · Hand-drawn

Celeste
Shared: Platformer · 2D Platformer · Female Protagonist

Braid
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Neva
Shared: Platformer · Puzzle · Female Protagonist

Tomb Raider Game of the Year
Shared: Female Protagonist · Action · Story Rich

INSIDE
Shared: Puzzle Platformer · Story Rich · Singleplayer

Ori and the Will of the Wisps
Shared: Platformer · Action · Singleplayer

LIMBO
Shared: Puzzle Platformer · Platformer · Puzzle

Little Nightmares
Shared: Puzzle Platformer · Puzzle · Singleplayer

Never Alone (Kisima Ingitchuna)
Shared: Platformer · Female Protagonist · Puzzle

Rise of the Tomb Raider™
Shared: Female Protagonist · Action · Singleplayer

Unravel
Shared: Puzzle · Action · Platformer

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

Webbed
Shared: 2D Platformer · Puzzle Platformer · Platformer

SANABI
Shared: 2D Platformer · Action · Story Rich

Seen
Shared: Puzzle · Platformer · Puzzle Platformer

The Pedestrian
Shared: Puzzle Platformer · Puzzle · Platformer

Defy Gravity Extended
Shared: Puzzle Platformer · Platformer · Puzzle

Iconoclasts
Shared: Female Protagonist · Platformer · Action

Katana ZERO
Shared: Platformer · Action · 2D Platformer

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

