Install geany-plugin-prettyprinter by entering the following commands in the terminal:
sudo apt update sudo apt install geany-plugin-prettyprinter
Description:
XML pretty printer for Geany
This plugin gives Geany XML pretty-printing functionality, allowing it to beautify and enhance the readability of XML files. . Geany is a small and lightweight integrated development environment using the Gtk+ toolkit.
Homepage: http://plugins.geany.org
Version: 1.32+dfsg-3
Section: universe/devel