CHAQS

Hacking simulation built around terminal commands and capture-the-flag puzzles

nomorevalid · Released Nov 1, 2022

Reviews: Mostly Positive; 78% of 54
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 3 years ago; Aug 3, 2023
Minimum PC: HD; 4 GB RAM · 0.7 GB disk; Full requirements

What is CHAQS?

CHAQS is a single-player game set inside a simulated operating system, with a graphical desktop and a Unix-inspired command line. You type commands and use terminal utilities to solve challenges, submitting each answer to unlock the next.

For you if...

+you enjoy applying command-line knowledge to demanding puzzles

Not for you if...

−you prefer mouse-driven games to typing and interpreting commands

What players say

78% of 54 reviews are positive

Players praise the Linux-like environment as a place to practice hacking concepts. Complaints focus on unclear tasks and commands that differ from real-world tools, with recent reviews also reporting terminal errors that interrupt progress.

Screenshots and trailer

CHAQS system requirements

Minimum: HD, 4 GB RAM, 0.7 GB of disk space.

As published by the developer.

Can my PC run CHAQS?

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Minimum

OS: Windows 7
Processor: 2.16Ghz
Graphics: Intel HD Graphics
Memory: 4 GB RAM
Storage: 750 MB available space

Does CHAQS have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does CHAQS run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 14
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: French, Spanish - Spain, Portuguese - Portugal, Turkish.

Does CHAQS use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 28, 2026. How to filter AI games on Steam