xdg-chooser

A desktop-agnostic default application chooser for Linux, built with Rust and GTK 4.

Set default applications for common tasks (web browser, email client, media players, etc.) by reading and writing the XDG mimeapps.list configuration.

Features

• Works on any desktop environment
• 14 application categories (Browser, Email, File Manager, Terminal, etc.)
• Discovers applications from .desktop files
• Test applications before setting as default
• Respects XDG base directory specification

Installation

Prerequisites

Arch Linux:

sudo pacman -S rust gtk4 base-devel

Debian / Ubuntu:

sudo apt install rustc cargo libgtk-4-dev build-essential

Fedora:

sudo dnf install rust cargo gtk4-devel gcc

openSUSE:

sudo zypper install rust cargo gtk4-devel gcc

Gentoo:

sudo emerge dev-lang/rust gui-libs/gtk

Alternatively, install Rust via rustup.

Build and Install

git clone https://github.com/destructatron/xdg-chooser.git
cd xdg-chooser
cargo build --release

The binary will be at target/release/xdg-chooser. Copy it to a location in your PATH:

sudo cp target/release/xdg-chooser /usr/local/bin/

Usage

xdg-chooser

Select a category from the sidebar, then choose an application to set as the default.

License

MIT