Not that it matters, but I think KDE Connect was available even before Apple's cross device copy paste
https://extensions.gnome.org/extension/1319/gsconnect/
https://f-droid.org/en/packages/org.kde.kdeconnect_tp
https://extensions.gnome.org/extension/1319/gsconnect/
https://f-droid.org/en/packages/org.kde.kdeconnect_tp