Games like Organ Trail: Director's Cut
Games like Organ Trail: Director's Cut include Plague Inc: Evolved, The Final Station, The Escapists, Plants vs. Zombies GOTY Edition, and Papers, Please. We matched them by the tags players give Organ Trail: Director's Cut on Steam (Zombies, Indie, Retro, Strategy, and Post-apocalyptic): closest matches first, and among equally close ones the better-known games.

Plague Inc: Evolved
Shared: Strategy · Indie · Zombies

The Final Station
Shared: Indie · Post-apocalyptic · Pixel Graphics

The Escapists
Shared: Strategy · Pixel Graphics · Indie

Plants vs. Zombies GOTY Edition
Shared: Zombies · Strategy · Singleplayer

Papers, Please
Shared: Indie · Pixel Graphics · Singleplayer

Project Zomboid
Shared: Zombies · Post-apocalyptic · Survival

SKYHILL
Shared: Indie · Zombies · Post-apocalyptic

7 Days to Die
Shared: Zombies · Post-apocalyptic · Survival

Dead Age
Shared: Zombies · Strategy · Indie

Stoneshard
Shared: Strategy · Pixel Graphics · Survival

UFO 50
Shared: Indie · Retro · Pixel Graphics

Zombie Night Terror
Shared: Zombies · Indie · Strategy

Infectonator: Survivors
Shared: Zombies · Indie · Strategy

Shovel Knight: Treasure Trove
Shared: Retro · Indie · Pixel Graphics

Deadlight
Shared: Zombies · Indie · Post-apocalyptic

To the Moon
Shared: Indie · Pixel Graphics · Singleplayer

FTL: Faster Than Light
Shared: Strategy · Indie · Singleplayer

Sheltered
Shared: Post-apocalyptic · Strategy · Pixel Graphics

Infection Free Zone
Shared: Zombies · Post-apocalyptic · Strategy

Terraria
Shared: Pixel Graphics · Survival · Adventure

Beat Cop
Shared: Indie · Retro · Pixel Graphics

Don't Starve
Shared: Indie · Survival · Adventure

This War of Mine
Shared: Strategy · Singleplayer · Survival

Dead Age 2: The Zombie Survival RPG
Shared: Zombies · Indie · Strategy