Games like BeyondHelix
Games like BeyondHelix include Papers, Please, The House of Da Vinci, Cyber Manhunt, Hacknet, and OneShot. We matched them by the tags players give BeyondHelix on Steam (Exploration, Typing, Hidden Object, Puzzle, and Hacking): closest matches first, and among equally close ones the better-known games.

Papers, Please
Shared: Simulation · Puzzle · Multiple Endings

The House of Da Vinci
Shared: Hidden Object · Puzzle · Exploration

Cyber Manhunt
Shared: Puzzle · Hacking · Simulation

Hacknet
Shared: Typing · Hacking · Simulation

OneShot
Shared: Puzzle · Exploration · Atmospheric

Hollow Knight
Shared: Exploration · 2D · Singleplayer

Sizeable
Shared: Hidden Object · Puzzle · Exploration

Uplink
Shared: Hacking · Puzzle · Simulation

ANIMAL WELL
Shared: Exploration · Puzzle · 2D

HackHub - Ultimate Hacker Simulator
Shared: Typing · Hacking · Puzzle

s.p.l.i.t
Shared: Hacking · Typing · Simulation

Outer Wilds
Shared: Exploration · Puzzle · Atmospheric

Hollow Knight: Silksong
Shared: Exploration · 2D · Indie

CaseCracker
Shared: Puzzle · Text-Based · Hacking

Word Game
Shared: Exploration · Puzzle · 2D

Antichamber
Shared: Puzzle · Exploration · Indie

Hacker Evolution
Shared: Puzzle · Hacking · Simulation

Duskers
Shared: Exploration · Typing · Hacking

The Witness
Shared: Exploration · Puzzle · Singleplayer

Stray
Shared: Exploration · Puzzle · Atmospheric

The Talos Principle
Shared: Puzzle · Exploration · Atmospheric

Firework
Shared: Puzzle · 2D · Indie

Mini Metro
Shared: Puzzle · Simulation · Minimalist

Blue Prince
Shared: Exploration · Puzzle · Singleplayer