Open Close Door
Games like Open Close Door

Games like Open Close Door

A dark, short retro FPS about an agent fighting mutants in a lab and unlocking doors to uncover Dr. Hemlock's experiments.

PATHOGEN X
A tense first-person zombie shooter in an underground lab, with a short ~4.5-hour campaign that players find enjoyable but too brief.
2024-07-21
- Shooter
- Action

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Games like Open Close Door | IndieDex

Open Close Door
Games like Open Close Door

Games like Open Close Door

A dark, short retro FPS about an agent fighting mutants in a lab and unlocking doors to uncover Dr. Hemlock's experiments.

PATHOGEN X
A tense first-person zombie shooter in an underground lab, with a short ~4.5-hour campaign that players find enjoyable but too brief.
2024-07-21
- Shooter
- Action

First person

Adventure

Horror

Survival

Indie

ENTITY: THE BLACK DAY

A linear single-player horror-action shooter set in a viral-experiment lab, mixing shooting, puzzles, and SCP-style atmosphere in a short ~3-hour campaign.

2026-01-08

Shooter
Action
Thriller
Adventure
Horror
Survival
Third person
Mystery

Aftershock: Coastline

A short, atmospheric retro shooter set in a seaside bunker, blending survival-horror and cosmic horror.

2025-11-18

Shooter
Action
First person
Adventure
Horror
Indie

Darkenstein 3D

A fast, tough retro FPS inspired by Wolfenstein and Doom, with a short ~6-hour campaign that reviewers find fun despite its janky edges.

2025-10-21

Action
Adventure

Doorways: Old Prototype

A brief, twisted single-player action-adventure prototype preceding the Doorways saga, with immersive environments and smooth controls.

2016-10-05

Action
First person
Adventure
Horror
Indie

Hand Meat Walker

A single-player retro FPS with a robot companion and fast, strategic combat through chunky old-school maps; reviewers logged around five hours and had mixed opinions on its pacing and enemy variety.

2026-04-09

Shooter
Action
First person
Adventure
Indie

Shoomer Booter

A single-player retro FPS with sprite enemies, pixel-art levels, and modern lighting, but its under-an-hour experience and weightless combat earn mixed Steam reviews.

2025-08-26

Action
Adventure
Indie

Pac's Revenge

A deliberately retro single-player FPS with quick, demon-blasting action and a short early-access build.

2025-10-24

Shooter
Action
First person
Science fiction
Horror
Arcade

DEAD TRASH

A short, fun old-school FPS where you fight infected in a ruined city using guns and a hammer.

2025-03-11

Shooter
Action
First person
Horror
Survival

Cold Dark

A survival horror boomer shooter with a promising retro atmosphere, but reviewers found the execution poorly made and engagement very short.

2026-06-18

OPEN DOOR

A short first-person survival horror in which a trapped civilian explores an abandoned experiment site, solves puzzles, and tries to escape.

2023-02-02

Puzzle
Thriller
Adventure
Horror
Indie

DownTheDead

A rough, short indie zombie-horror FPS set in a secret research facility, with shooting, exploration, and jumpscares.

2022-04-01

Action
Indie

PATHOGEN X