Gnist

A minimal, modern serial terminal built with Tauri 2, Svelte, and Rust.

Features

• Auto-detects serial ports (ttyUSB*, ttyACM*, ttyAMA*)
• Configurable baud rate: 9600 / 19200 / 38400 / 57600 / 115200
• Full xterm.js terminal with scrollback and keyboard input
• Ports refreshed automatically every 2 seconds
• Disconnects gracefully if a device is unplugged
• Ships as a Flatpak

Requirements

• Node.js 18+
• Rust 1.70+
• Linux: libudev-dev (sudo apt install libudev-dev)
• Linux: WebKitGTK 4.1 (sudo apt install libwebkit2gtk-4.1-dev)

Development

npm install
npm run tauri dev

Build

npm run tauri build

Produces a native binary and bundles (.deb, .rpm, .AppImage) in src-tauri/target/release/bundle/.

Flatpak

Requires org.gnome.Platform//48 and flatpak-builder.

cd src-tauri
flatpak-builder --force-clean --repo=repo build-dir gnist.flatpak.yml
flatpak build-bundle repo gnist.flatpak com.gnist.app
flatpak install --user gnist.flatpak
flatpak run com.gnist.app

License

MIT