5YN-OS
5 Years Now · 2026 · Simulation, Sandbox, Programming, Casual, Game Development
PC
Best price
Free
This game is free to play.
About 5YN-OS
Dive into a sandbox operating system simulator and learn to code with FantasyLang. Personalise your desktop, build and tweak apps, uncover hidden secrets, and venture into the darknet. Shape the system however you like. Your OS, your rules.