gnome@gentoo.org Gentoo GNOME Desktop sys-libs/db support needed to migrate old (pre-3.13 evolution versions) addressbook data Enable net-libs/gnome-online-accounts based Google authentication support Enable internal OAuth2 authentication for GTK+3 applications (libedataserverui-*.so) support for Google and Outlook.com. If gnome-online-accounts is enabled and used, this is not necessary, but both can be supported at the same time with different setup at runtime Enable internal OAuth2 authentication for GTK 4 applications (libedataserverui4-*.so) support for Google and Outlook.com. If gnome-online-accounts is enabled and used, this is not necessary, but both can be supported at the same time with different setup at runtime Enable optional weather calendar support GNOME/evolution-data-server