Fedora 43 won't support Xorg, the distro's. All GNOME X11 session users will be migrated to the Wayland session.
Fedora 43 will ship with Python 3.14, Linux Kernel 6.17, KDE 6.4, and RPM 6.0. It will come with Mesa 25.1.4 graphics drivers. Beta builds of Fedora 43 Workstation, KDE Plasma Desktop, Server, IoT, and Cloud are available for download on the distro's website.