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ZDNET’s key takeaways
- KaOS Linux not defaults to KDE Plasma.
- In Plasma’s place is the scrollable tiling Niri.
- KaOS is free to put in and use.
Over time, I’ve watched Linux distributions make all types of adjustments — some that made sense and a few that did not. So after I learn that KaOS was dropping the KDE Plasma desktop in favor of Niri (which I would by no means heard of), I assumed, “Hoo boy, this marks the beginning of the end.”
I used to be mistaken. Niri is definitely fairly cool.
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What’s KaOS?
KaOS, in line with the developer’s web site, is a “rolling and transparent distribution for the modern desktop, built from scratch with a very specific focus — focus on one DE (desktop environment), one toolkit (Qt), one architecture (x86_64).”
That DE is Niri, a scrollable, tiling compositor. Not like most tiling window managers, Niri tiles all home windows in a horizontal airplane, which you’ll scroll left or proper to search out the window you wish to work with.
It is a lot cooler than it sounds.
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Image this: You have opened an app on Niri. That first app opens on the left half of the display. Open a second app, and it seems on the correct facet of the primary app. Open a 3rd app, and it seems to the correct of the second app, bumping the primary app off the display to the left.
Now, click on on the titlebar of the second app and drag it to the correct to disclose the primary app. You’ll be able to click on and drag home windows left or proper to search out the one you are searching for.
You’ll be able to scroll left or proper to search out the app you wish to use.
Screenshot by Jack Wallen/ZDNET
It is like having each a tiling and normal window supervisor rolled into one, and I prefer it.
It doesn’t matter what KaOS does beneath the desktop atmosphere, it is Niri that takes middle stage for this newest launch.
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Niri can also be actually handsome. Open the desktop menu (aka the Launcher — the highest three-line icon), and you may see the curves and the way it blends into the highest and facet of the desktop. The launcher can also be damaged down into classes, just like different menus (solely the format is extra horizontal than vertical).
The Niri Launcher is as environment friendly as it’s distinctive.
Screenshot by Jack Wallen/ZDNET
There’s additionally the notification panel, which seems to be just like the launcher, but it surely consists of issues like system controls, climate, and system efficiency displays. That is just like the Budgie Raven notification middle, solely it seems to be way more elegant.
Preinstalled apps
Throughout OS set up, you possibly can select which workplace suite you need (KDE Workplace or LibreOffice), which is added to the preinstalled apps listing that features Elisa music participant, Falkon net browser, K3b CD burner, Sweeper disk cleaner, and some utilities.
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You do not get a lot, and since KaOS relies on Arch, you get the pacman bundle supervisor. Fret not: You will not be required to make use of the command line for app set up, as KaOS consists of the Octopi GUI app retailer, the place you possibly can set up 1000’s of purposes.
Octopi is a simple app retailer GUI for Arch-based distros.
Screenshot by Jack Wallen/ZDNET
Simply seek for the app you are trying to set up, right-click its entry, click on Set up, after which click on the left-pointing arrow within the toolbar to run the set up.
KaOS makes me jealous
It has been a very long time since I have been jealous of a desktop, however Niri has completed simply that. I like how elegant and environment friendly this desktop is, and I completely get why the builders opted emigrate from KDE Plasma.
That is to not say KDE Plasma is not a terrific possibility. Actually, I contemplate KDE Plasma the most effective desktop environments available on the market. However Niri is simply so darned cool that I wish to set up it on Pop!_OS and luxuriate in that scrollable, tiling compositor.
Should you’re utilizing a distribution based mostly on Ubuntu 25.10 or newer, you possibly can set up Niri with the instructions:
sudo add-apt-repository ppa:avengemedia/danklinux
sudo add-apt-repository ppa:avengemedia/dms
sudo apt set up niri dms
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Sadly (for me), Pop!_OS is working 24.04, so putting in Niri is much too concerned to hassle. What does that imply for me? I could contemplate a migration from Pop!_OS to KaOS. I’ve by no means used Arch or an Arch-based distro as my main OS, however with every passing 12 months, that state of affairs turns into extra possible — and KaOS/Niri is likely to be the factor that sends me packing to rolling-release-ville.
I might extremely suggest giving KaOS and Niri a strive. It performs extremely properly, it is stunning, and it is rock strong.
Obtain an ISO of KaOS, create a bootable USB drive with it, and set up this excellent Linux distribution.



