Game artwork from the official Steam store; rights belong to the respective publisher.
Base game (Steam) · PC
DE · EUR · Steam
Price observed in the DE store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
CHAQS is an instructive CTF (Capture The Flag) game that performs the basic functions of an operating system. While it meets your expectations from an operating system to a certain extent with the applications it contains, CHAQS progresses in the direction of more challenges in terms of gameplay. Therefore, it meets the visual needs of the user with its graphical interface, but the terminal creates the entire game aspect of CHAQS. Although all of the terminal commands are written to meet gaming needs, some of them can operate outside of these needs. The prepared challenges do not fully reflect real-world ethical hacking, they are similar. Terminal
Terminal is a command-line interpreter that provides a command line user interface for CHAQS. The terminal, which was developed inspired by the Unix shell, is the most important part of the game with dozens of commands and command line utilities.
Terminal commands and utilities : alias, apropos, amorse, ascii, audiodecoder, base, binary, brainfuck, calculate, cal, cat, cd, challenges, charon, checksum, clone, cronjob, count, cowsay, cp, cpdir, df, diff, dig, dirbuster, disconnect, dna, dtmf, du,…
Official store excerpt · Description source ↗
Read the store description ↗
Base game
No other base game is required.
Activation: Steam
A Steam account is required.
Supported platforms: Windows
Official DE Steam product record; other regions are checked separately.
Checked:
Supports: Steam appdetails type=game identifies this standalone base-game app, Product name and explicitly listed operating systems
DE / EUR · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
EUR 4.45 lowest in the displayed observations, from Oct 21, 2026, 02:32 AM UTC to Oct 21, 2026, 02:32 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 21, 2026, 02:32 AM UTC | EUR 4.45 |