Apps similar to Caelestia Shell include Noctalia, which is free and open source. Other options are HyDE by HyDE-Project, DankMaterialShell and ML4W OS. In total there are four Desktop Customization Tools like Caelestia Shell for Linux.
Noctalia is a beautiful, minimal desktop shell for Wayland built with Quickshell. It’s designed with a “quiet by design” philosophy, providing a complete desktop experience that stays out of your way.
HyDE is a modular and theme-focused desktop configuration for the Hyprland Wayland compositor. It provides installation and update scripts, customizable themes, wallpaper and launcher selection, and organized configuration files designed around XDG conventions.
Desktop shell for wayland compositors built with Quickshell & GO, optimized for niri, hyprland, sway, MangoWC, labwc, and MiracleWM.
The ML4W OS - Dotfiles for Hyprland - An advanced and full-featured configuration for the dynamic tiling window manager Hyprland. Ready to install for Arch Linux, Fedora and openSuse.
