Games like Panoptia
Games like Panoptia include What Remains of Edith Finch, OMORI, Amnesia: A Machine For Pigs, Finding Paradise, and Firewatch. We matched them by the tags players give Panoptia on Steam (Walking Simulator, Exploration, Interactive Fiction, Female Protagonist, and 2D): closest matches first, and among equally close ones the better-known games.

What Remains of Edith Finch
Shared: Walking Simulator · Exploration · Atmospheric

OMORI
Shared: Psychological Horror · Pixel Graphics · 2D

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Horror · Exploration

Finding Paradise
Shared: 2D · Interactive Fiction · Pixel Graphics

Firewatch
Shared: Walking Simulator · Exploration · Atmospheric

Ib
Shared: Exploration · Horror · 2D

Mad Father
Shared: Exploration · Horror · 2D

Impostor Factory
Shared: 2D · Pixel Graphics · Top-Down

Tales of the Black Forest
Shared: Horror · Female Protagonist · Pixel Graphics

Gone Home
Shared: Walking Simulator · Exploration · Atmospheric

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Female Protagonist · Interactive Fiction · 2D

Layers of Fear (2016)
Shared: Walking Simulator · Horror · Atmospheric

Hollow Knight: Silksong
Shared: 2D · Exploration · Female Protagonist

OneShot
Shared: Pixel Graphics · Atmospheric · Exploration

SOMA
Shared: Horror · Exploration · Atmospheric

The Witch's House MV
Shared: 2D · Horror · Pixel Graphics

Scanner Sombre
Shared: Walking Simulator · Exploration · Horror

Five Nights at Freddy's: Into the Pit
Shared: Exploration · Horror · 2D

Misao - 2024 HD Remaster
Shared: Exploration · Horror · Female Protagonist

Angels of Death
Shared: 2D · Horror · Female Protagonist

SILENT HILL f
Shared: Female Protagonist · Horror · Psychological Horror

To the Moon
Shared: Interactive Fiction · Pixel Graphics · 2D

Look Outside
Shared: Horror · Exploration · Pixel Graphics

A Bird Story
Shared: Interactive Fiction · 2D · Pixel Graphics