In order to install Amethyst you just have to download the lightweight ZIP archive, decompress it with an archiving utility of your choice and copy Amethyst to your Mac's application folder. Moreover, Amethyst comes as an alternative to fjolnir’s xnomad and can be expanded to include helpful features like Spaces support. Amethyst is a straightforward macOS application that offers a long list of keyboard shortcuts that you can use to manage multiple tiling windows.
