Para a versão biglinux_DEVELOPMENT_2023
[Obs.: sugestão copiada do fórum no Telegram] < @PedroBezerra

..Gerenciador de Login
lightdm

.. Instalar
biglinux-skel-xfce
lightdm
lightdm-slick-biglinux-greeter
lightdm-gtk-greeter
libpamac-flatpak-plugin
brave-browser
guvcview
libreoffice-fresh
vlc
mystiq
exo
garcon
thunar
thunar-volman
tumbler
xfce4-appfinder
xfce4-panel
xfce4-power-manager
xfce4-session
xfce4-settings
xfce4-terminal
xfconf
xfdesktop
xfwm4
xfwm4-themes
mousepad
ristretto
thunar-archive-plugin
thunar-media-tags-plugin
xfce4-artwork
xfce4-battery-plugin
xfce4-clipman-plugin
xfce4-cpufreq-plugin
xfce4-cpugraph-plugin
xfce4-datetime-plugin
xfce4-dict
xfce4-diskperf-plugin
xfce4-eyes-plugin
xfce4-fsguard-plugin
xfce4-genmon-plugin
xfce4-mailwatch-plugin
xfce4-mount-plugin
xfce4-mpc-plugin
xfce4-netload-plugin
xfce4-notes-plugin
xfce4-notifyd
xfce4-pulseaudio-plugin
xfce4-screensaver
xfce4-screenshooter
xfce4-sensors-plugin
xfce4-smartbookmark-plugin
xfce4-systemload-plugin
xfce4-taskmanager
xfce4-time-out-plugin
xfce4-timer-plugin
xfce4-verve-plugin
xfce4-wavelan-plugin
xfce4-weather-plugin
xfce4-xkb-plugin
xfce4-whiskermenu-plugin
xarchiver
mate-calc
lightdm-webkit2-greeter
ocs-url
fluent-icon-theme-git
materiav2-gtk-theme
qogir-gtk-theme
qogir-icon-theme
qt5ct
mugshot
pavucontrol
mate-calc
xfce4-panel-profiles
simplescreenrecorder
ffmpegthumbnailer
biglinux-settings
guvcview-qt
numlockx

Dica: se precisar melhorar o padrão gráfico de alguns aplicativos acrescente o qt5-styleplugins [também é possível encontrá-lo como qt5-style-plugins]. Pode ser instalado posteriormente.