System76's COSMIC desktop will soon be in beta. Even as an alpha release, COSMIC is impressive. COSMIC is as fast as any Linux desktop I've experienced. Alpha releases aren't to be used for any reason ...
XDA Developers on MSN
COSMIC desktop convinced me to leave GNOME, and I'm not looking back
Customization isn't secondary in COSMIC and unlike GNOME, it's possible to alter every minor detail on your desktop.
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