Gnome extension which allows users to customise the datetime format on the status bar and date menu. Changing formats: Install and run gnome-tweak-tool to toggle and modify the different format targets. Alternatively, you can list and change GSettings under org.gnome.shell.extensions.datetime-format.*.

Extension Homepage

https://github.com/Daniel-Khodabakhsh/datetime-format

Download

Shell version… Extension version…