The best Window Manager alternative to niri is Hyprland, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to niri and loads of them are Window Managers so hopefully you can find a suitable replacement. Other interesting Window Manager alternatives to niri are i3, GlazeWM, Openbox and awesome.
An independent tiling Wayland compositor written in C++. Noteworthy features of Hyprland include dynamic tiling, tabbed windows, a clean and readable C++ code-base, and a custom renderer that provides window animations, rounded corners, and Dual-Kawase Blur on transparent windows.
i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii.
Openbox is a highly configurable, next generation window manager with extensive standards support.
awesome is a highly configurable, next generation framework window manager for X. It is very fast, extensible and licensed under the GNU GPLv2 license.
Fluxbox is a window manager for X that was based on the Blackbox 0.61.1 code. It is very light on resources and easy to handle but yet full of features to make an easy, and extremely fast, desktop experience. It is built using C++ and licensed under the MIT license.
KWin is a window manager for the X Window System, and is in the process of becoming a Wayland compositor. It is an integral part, and the default window manager of the Plasma Workspaces, but it can also be used on its own or with other desktop environments.
Rift is a tiling window manager for macOS that focuses on performance and usability.
A minimalist Linux smartphone environment that is truly yours to control. Sxmo, or Simple X Mobile, is a collection of simple and suckless X programs and scripts used together to create a fully functional mobile UI adhering to the Unix philosophy for the PinePhone and other...
Wayland compositor featuring dynamic tiling and Master&Stack layout, offering configuration through riverctl tool with tag system for window management, customizable with rivertile and user layout generators, allowing flexible workspace setup without traditional workspaces.
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