From Gentoo Wiki
This article provides a list of desktop environments available in Gentoo.
|Name||Package||Lighter alternative exists?||Description|
|Budgie||gnome-extra/budgie-desktop||No||The flagship desktop of the Solus Project. It focuses on simplicity and elegance and is tightly integrated with the GNOME 3 stack.|
|Cinnamon||gnome-extra/cinnamon||No||GNOME 3 fork with a traditional Windows-like interface.|
|FVWM-Crystal||x11-themes/fvwm-crystal||No||Easy to use, powerful and pretty desktop environment.|
|GNOME||gnome-base/gnome||Yes, gnome-base/gnome-light||One of the most widely-used desktop environments for Linux. Quite a few forks of GNOME have been created, including Cinnamon (early GNOME 3) and MATE (late GNOME 2).|
|KDE||kde-apps/kde-meta||Yes, kde-apps/kdebase-meta||A free software community, producing a wide range of applications including the popular Plasma desktop environment.|
|LXDE||lxde-base/lxde-meta||No||The Lightweight X11 Desktop Environment.|
|LXQt||lxqt-base/lxqt-meta||No||A lightweight desktop environment based on the Qt toolkit.|
|Lumina||x11-wm/lumina||No||A lightweight desktop environment, free of dbus and *kit.|
|MATE||mate-base/mate||No||A fork of the GNOME 2 desktop environment.|
|Pantheon||pantheon-base/pantheon||No||A new lightweight, modular desktop environment primarily written in Vala.|
|Razor-qt||N/A||No||A desktop environment that was based on the Qt framework. Merged with the Qt port of LXDE and became LXQt.|
|TDE||trinity-base/tdebase-meta||No||A fork of KDE 3.5.|
|Xfce||xfce-base/xfce4-meta||No||A fully featured lightweight desktop environment.|
- Display manager — presents the user with a graphical login screen to start an X server session.
- Window manager — manages the creation, manipulation, and destruction of on-screen windows.