LightDM, Ubuntu’s former display manager, has had its first new release in four years – the first under new maintainers. LightDM v1.33.0 is a ‘catch up’ release that adds Qt6 support (Qt5 still works) and clears a backlog of fixes that had built up since the previous release. There shouldn’t be any breaking changes either, per the release notes. LightDM is a backend that handles logging in to user sessions. A GUI ‘greeter’ sits on top for user interaction. Ubuntu used the unity-greeter, but other distros and desktops roll their own. Linux Mint switched to LightDM in 2017 with slick-greeter […] You're reading LightDM returns from the dark with first release in 4 years, a blog post from OMG! Ubuntu. Do not reproduce elsewhere without permission.