Games like Pixel Nightshift: The Vesta Protocol
Games like Pixel Nightshift: The Vesta Protocol include OMORI, The Test, DISTRAINT: Deluxe Edition, Sally Face - Episode One, and No, I'm not a Human. We matched them by the tags players give Pixel Nightshift: The Vesta Protocol on Steam (Horror, Psychological Horror, Short, Atmospheric, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: Psychological Horror · Pixel Graphics · Story Rich

The Test
Shared: Psychological Horror · Multiple Endings · Pixel Graphics

DISTRAINT: Deluxe Edition
Shared: Psychological Horror · Horror · Pixel Graphics

Sally Face - Episode One
Shared: Psychological Horror · Horror · Story Rich

No, I'm not a Human
Shared: Horror · Psychological Horror · Atmospheric

Iron Lung
Shared: Horror · Psychological Horror · Atmospheric

SOMA
Shared: Horror · Psychological Horror · Atmospheric

Little Nightmares
Shared: Horror · Atmospheric · Adventure

Little Nightmares II
Shared: Horror · Psychological Horror · Atmospheric

FAITH: The Unholy Trinity
Shared: Horror · Psychological Horror · Pixel Graphics

Papers, Please
Shared: Pixel Graphics · Simulation · Multiple Endings

OneShot
Shared: Pixel Graphics · Story Rich · Atmospheric

SILENT HILL 2
Shared: Horror · Psychological Horror · Atmospheric

Tiny Bunny
Shared: Horror · Atmospheric · Psychological Horror

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

Fran Bow
Shared: Psychological Horror · Horror · Story Rich

MiSide
Shared: Psychological Horror · Horror · Story Rich

Ib
Shared: Horror · Pixel Graphics · Psychological Horror

Mad Father
Shared: Horror · Psychological Horror · Pixel Graphics

Firewatch
Shared: Atmospheric · Adventure · Story Rich

Tales of the Black Forest
Shared: Horror · Pixel Graphics · Story Rich

KinitoPET
Shared: Horror · Psychological Horror · Multiple Endings

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Atmospheric

Detention
Shared: Horror · Psychological Horror · Atmospheric