Use with precaution

Install

$ sudo -i

echo "deb http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu xenial main" > /etc/apt/sources.list.d/alexlarsson-ubuntu-flatpak-xenial.list apt update apt-key adv --keyserver keyserver.ubuntu.com --recv-keys C793BFA2FA577F07

ntpdate pool.ntp.org

apt install flatpak

chmod o+s /usr/lib/flatpak/flatpak-bwrap

flatpak remote-add gnome --from https://sdk.gnome.org/gnome.flatpakrepo flatpak remote-add gnomeapps --from https://sdk.gnome.org/gnome-apps.flatpakrepo flatpak install gnomeapps org.gnome.gedit

Run

flatpak run org.gnome.gedit