Games like Parman
Games like Parman include Five Nights at Freddy's: Secret of the Mimic, Firewatch, The Forest, Five Nights at Freddy's: Security Breach, and Amnesia: Rebirth. We matched them by the tags players give Parman on Steam (Exploration, Adventure, Collectathon, Action-Adventure, and First-Person): closest matches first, and among equally close ones the better-known games.

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · First-Person · Horror

Firewatch
Shared: Adventure · Atmospheric · Exploration

The Forest
Shared: Adventure · Horror · Exploration

Five Nights at Freddy's: Security Breach
Shared: Horror · Exploration · First-Person

Amnesia: Rebirth
Shared: Action-Adventure · First-Person · Adventure

Crimson Desert Enhanced
Shared: Exploration · Adventure · Action

Fallout 4
Shared: Exploration · Adventure · Atmospheric

Lethal Company
Shared: First-Person · Horror · Exploration

Rise of the Tomb Raider™
Shared: Adventure · Exploration · Action

Tomb Raider Game of the Year
Shared: Adventure · Exploration · Action

Stray
Shared: Adventure · Exploration · Atmospheric

Bendy and the Dark Revival
Shared: Horror · First-Person · Adventure

Valley
Shared: Adventure · Exploration · First-Person

Outlast
Shared: First-Person · Horror · Atmospheric

Escape the Backrooms
Shared: Horror · Exploration · First-Person

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

SILENT HILL: Townfall
Shared: Adventure · Horror · Exploration

PEAK
Shared: Adventure · Exploration · First-Person

Ghostwire: Tokyo
Shared: First-Person · Action-Adventure · Horror

Subnautica
Shared: Exploration · Horror · Adventure

The Long Dark
Shared: Exploration · Adventure · First-Person

What Remains of Edith Finch
Shared: Exploration · Adventure · Atmospheric

Marvel’s Spider-Man Remastered
Shared: Adventure · Action-Adventure · Action

Atomic Heart
Shared: Adventure · Action-Adventure · Action