Minecraft launcher for HorizonUI.

Install

Get a build from Releases.

	Installer	Portable
Windows	*-setup.exe	*-portable.zip
Linux	.deb or .rpm	.AppImage
macOS	.dmg

Java 17, 21, or 25 depending on the Minecraft version.

Build

Node.js 20+, Rust stable, and the Tauri dependencies for your OS.

pnpm install
pnpm run tauri dev

Copy .env.example to .env and fill in keys if you need CurseForge search, Microsoft login, or Ely.by OAuth.

pnpm run tauri build

Bundles land in src-tauri/target/release/bundle/.

Data

~/.horizonui-launcher/
├── launcher.json
├── accounts.json
├── profiles.json
├── logs/
└── instances/<id>/
    └── .minecraft/

License

GPL-3.0-or-later. Copyright (C) 2026 nokarin.