egtc@egtc-HP-Pro-3005-Microtower-PC:~/regression$ dpkg -l | grep gtk
ii  apport-gtk                                 2.20.10-0ubuntu27                    all          GTK+ frontend for the apport crash report system
ii  gir1.2-gtk-3.0:amd64                       3.24.8-1ubuntu1                      amd64        GTK+ graphical user interface library -- gir bindings
ii  gir1.2-gtksource-4:amd64                   4.2.0-1                              amd64        gir files for the GTK+ syntax highlighting widget
ii  gir1.2-javascriptcoregtk-4.0:amd64         2.24.2-0ubuntu0.19.04.1              amd64        JavaScript engine library from WebKitGTK - GObject introspection data
ii  gstreamer1.0-gtk3:amd64                    1.15.90-1ubuntu1                     amd64        GStreamer plugin for GTK+3
ii  gtk-update-icon-cache                      3.24.8-1ubuntu1                      amd64        icon theme caching utility
ii  gtk2-engines-murrine:amd64                 0.98.2-2ubuntu1                      amd64        cairo-based gtk+-2.0 theme engine
ii  gtk2-engines-pixbuf:amd64                  2.24.32-3ubuntu1                     amd64        pixbuf-based theme for GTK+ 2.x
ii  ibus-gtk:amd64                             1.5.19-1ubuntu2                      amd64        Intelligent Input Bus - GTK+2 support
ii  ibus-gtk3:amd64                            1.5.19-1ubuntu2                      amd64        Intelligent Input Bus - GTK+3 support
ii  libavahi-ui-gtk3-0:amd64                   0.7-4ubuntu5                         amd64        Avahi GTK+ User interface library for GTK3
ii  libcanberra-gtk3-0:amd64                   0.30-6ubuntu1                        amd64        GTK+ 3.0 helper for playing widget event sounds with libcanberra
ii  libcanberra-gtk3-module:amd64              0.30-6ubuntu1                        amd64        translates GTK3 widgets signals to event sounds
ii  libcheese-gtk25:amd64                      3.32.1-1                             amd64        tool to take pictures and videos from your webcam - widgets
ii  libclutter-gtk-1.0-0:amd64                 1.8.4-4                              amd64        Open GL based interactive canvas library GTK+ widget
ii  libcolord-gtk1:amd64                       0.1.26-2                             amd64        GTK+ convenience library for interacting with colord
ii  libdbusmenu-gtk3-4:amd64                   16.04.1+18.10.20180917-0ubuntu1      amd64        library for passing menus over DBus - GTK+ version
ii  libgtk-3-0:amd64                           3.24.8-1ubuntu1                      amd64        GTK+ graphical user interface library
ii  libgtk-3-bin                               3.24.8-1ubuntu1                      amd64        programs for the GTK+ graphical user interface library
ii  libgtk-3-common                            3.24.8-1ubuntu1                      all          common files for the GTK+ graphical user interface library
ii  libgtk3-perl                               0.034-2                              all          Perl bindings for the GTK+ graphical user interface library
ii  libgtksourceview-4-0:amd64                 4.2.0-1                              amd64        shared libraries for the GTK+ syntax highlighting widget
ii  libgtksourceview-4-common                  4.2.0-1                              all          common files for the GTK+ syntax highlighting widget
ii  libjavascriptcoregtk-4.0-18:amd64          2.24.2-0ubuntu0.19.04.1              amd64        JavaScript engine library from WebKitGTK
ii  libreoffice-gtk3                           1:6.2.2-0ubuntu2                     amd64        office productivity suite -- GTK+ 3 integration
ii  libwebkit2gtk-4.0-37:amd64                 2.24.2-0ubuntu0.19.04.1              amd64        Web content engine library for GTK
ii  libwmf0.2-7-gtk                            0.2.8.4-14                           amd64        Windows metafile conversion library
ii  python3-aptdaemon.gtk3widgets              1.1.1+bzr982-0ubuntu21               all          Python 3 GTK+ 3 widgets to run an aptdaemon client
ii  software-properties-gtk                    0.97.11                              all          manage the repositories that you install software from (gtk)
ii  transmission-gtk                           2.94-2ubuntu1                        amd64        lightweight BitTorrent client (GTK+ interface)
ii  ubuntu-release-upgrader-gtk                1:19.04.16                           all          manage release upgrades
ii  usb-creator-gtk                            0.3.5                                amd64        create a startup disk using a CD or disc image (for GNOME)
ii  xdg-desktop-portal-gtk                     1.2.0-1                              amd64        GTK+/GNOME portal backend for xdg-desktop-portal
ii  xdg-user-dirs-gtk                          0.10-3                               amd64        tool to manage well known user directories (Gtk extension)
ii  yaru-theme-gtk                             19.04.2                              all          Yaru GTK theme from the Ubuntu Community
egtc@egtc-HP-Pro-3005-Microtower-PC:~/regression$