Work on the Cinnamon desktop is being performed by the Linux Mint team all of the time. This month, it unveiled significant improvements to the themes that users can pick and introduced "styles".
Windows 11 build 23545 fixes a number of File Explorer bugs and more
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Ubuntu Cinnamon Remix will be an official Ubuntu flavour with the release of Lunar Lobster in April. It still appears to be a bit rough around the edges but hopefully that'll be resolved soon.
The GNOME Project has released GNOME 44 today with improvements to the Settings app, the quick settings menu, and the Software app. Linux distributions will eventually ship this new GNOME release.
MX Linux will receive the big Xfce 4.18 update sometime in January, the team behind the project has announced. New ISOs will also be made available with the Xfce update included by default.
The anonymously-run Pineapple Fund has donated $200,000, or 27 BTC, to the KDE project. It will help the KDE project cover travels costs, development costs, and the costs of events.
The KDE project has released Plasma 5.7. It brings improved workflows, better kiosk support, a re-written system tray, and further improvements to Wayland support. New KDE Neon images are out too.