Games like Project Rebirth
Games like Project Rebirth include Resident Evil Requiem, Resident Evil 7 Biohazard, Resident Evil Village, Poppy Playtime, and Little Nightmares II. We matched them by the tags players give Project Rebirth on Steam (Action, Horror, Puzzle, Zombies, and Psychological Horror): closest matches first, and among equally close ones the better-known games.

Resident Evil Requiem
Shared: Horror · Zombies · Action

Resident Evil 7 Biohazard
Shared: Horror · First-Person · Zombies

Resident Evil Village
Shared: Horror · Action · First-Person

Poppy Playtime
Shared: Horror · Puzzle · First-Person

Little Nightmares II
Shared: Horror · Puzzle · Adventure

Resident Evil 4
Shared: Action · Horror · Zombies

SOMA
Shared: Horror · Psychological Horror · Story Rich

Resident Evil 2
Shared: Horror · Zombies · Action

Outlast
Shared: Horror · First-Person · Psychological Horror

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

Bendy and the Ink Machine
Shared: Horror · Puzzle · First-Person

Little Nightmares
Shared: Horror · Puzzle · Adventure

METRO 2033 Redux
Shared: Horror · Action · Story Rich

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

MiSide
Shared: Psychological Horror · Horror · Story Rich

Amnesia: The Dark Descent
Shared: Horror · Psychological Horror · Puzzle

In Sound Mind
Shared: Horror · Action · Puzzle

Metro Exodus
Shared: Action · Horror · Story Rich

METRO Last Light Redux
Shared: Action · Horror · Story Rich

Outlast 2
Shared: Horror · Psychological Horror · First-Person

Amnesia: Rebirth
Shared: Puzzle · Horror · First-Person

Layers of Fear (2016)
Shared: Horror · Psychological Horror · First-Person

Fran Bow
Shared: Psychological Horror · Puzzle · Horror

Garten of Banban
Shared: Horror · Psychological Horror · Puzzle