Installation

Web App (no install)

The fastest way to start. Open app.nexsim.dev in your browser — everything runs client-side. The engine runs directly in the browser via WebAssembly.

Desktop App

Download the native app from nexsim.dev/download. The engine is run as native code directly on your machine.

Platform	Format
macOS (Apple Silicon)	.dmg
macOS (Intel)	.dmg
Windows 10+	.exe
Linux (Debian/Ubuntu)	.deb

CLI

macOS / Linux

curl -fsSL https://nexsim.dev/install.sh | sh

Windows (PowerShell)

irm https://nexsim.dev/install.ps1 | iex

Verify installation

nexsim --help

You should see the usage summary with available options.