try out noctalia shell

flake.lock

···
         "type": "github"
       }
     },
+    "noctalia": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1769449928,
+        "narHash": "sha256-fV7n9IWFZqC7qg7GAF3sO1VEadRaPCI6uf9CT0H9g+A=",
+        "owner": "noctalia-dev",
+        "repo": "noctalia-shell",
+        "rev": "e66a77a801e09d3fbaca7a7e595e5b94167d838b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "noctalia-dev",
+        "repo": "noctalia-shell",
+        "type": "github"
+      }
+    },
     "pre-commit": {
       "inputs": {
         "flake-compat": "flake-compat_2",
···
         "niri": "niri",
         "nixos-wsl": "nixos-wsl",
         "nixpkgs": "nixpkgs_4",
+        "noctalia": "noctalia",
         "sops-nix": "sops-nix",
         "ssh-keys": "ssh-keys",
         "starship-jj": "starship-jj"

flake.nix

···
       inputs.nixpkgs.follows = "nixpkgs";
     };
     niri.url = "github:sodiboo/niri-flake?ref=main";
+    noctalia = {
+      url = "github:noctalia-dev/noctalia-shell";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     starship-jj.url = "gitlab:lanastara_foss/starship-jj";
     ssh-keys = {
       url = "https://github.com/karitham.keys";

modules/desktop/home.nix

···
     inherit (osConfig.desktop or { })
       enable
       wm
+      noctalia
       waybar
       hyprlock
       wallpaper
···
     enable = mkEnableOption "all desktop tools";
 
     wm.enable = mkEnableOption "window manager and interface tools";
+    noctalia.enable = mkEnableOption "Noctalia Shell";
     waybar.enable = mkEnableOption "Waybar status bar";
     hyprlock.enable = mkEnableOption "Hyprlock screen locker";
     wallpaper.enable = mkEnableOption "Wallpaper management";

modules/desktop/nixos.nix

···
     enable = mkEnableOption "all desktop tools";
 
     wm.enable = mkEnableOption "window manager and interface tools";
+    noctalia.enable = mkEnableOption "Noctalia Shell";
     waybar.enable = mkEnableOption "Waybar status bar";
     hyprlock.enable = mkEnableOption "Hyprlock screen locker";
     wallpaper.enable = mkEnableOption "Wallpaper management";
···
   ];
 
   config = {
+    assertions = [
+      {
+        assertion = !(cfg.waybar.enable && cfg.noctalia.enable);
+        message = "Cannot enable both Waybar and Noctalia at the same time.";
+      }
+    ];
+
     desktop.wm.enable = mkIf cfg.enable true;
-    desktop.waybar.enable = mkIf cfg.wm.enable true;
-    desktop.hyprlock.enable = mkIf cfg.wm.enable true;
-    desktop.wallpaper.enable = mkIf cfg.wm.enable true;
-    desktop.notification.enable = mkIf cfg.wm.enable true;
-    desktop.launcher.enable = mkIf cfg.wm.enable true;
+    # Default to Waybar if Noctalia is not explicitly enabled for now
+    desktop.waybar.enable = mkIf (cfg.wm.enable && !cfg.noctalia.enable) true;
+    desktop.hyprlock.enable = mkIf (cfg.wm.enable && !cfg.noctalia.enable) true;
+    desktop.wallpaper.enable = mkIf (cfg.wm.enable && !cfg.noctalia.enable) true;
+    desktop.notification.enable = mkIf (cfg.wm.enable && !cfg.noctalia.enable) true;
+    desktop.launcher.enable = mkIf (cfg.wm.enable && !cfg.noctalia.enable) true;
     desktop.terminal.enable = mkIf cfg.enable true;
     desktop.audio.enable = mkIf cfg.enable true;
     desktop.apps.enable = mkIf cfg.enable true;

modules/desktop/wm/default.nix

···
     ./hyprlock.nix
     ./wallpaper.nix
     ./niri.nix
+    ./noctalia.nix
     ./waybar.nix
     ./xdg.nix
   ];

modules/desktop/wm/niri.nix

···
         binds =
           with config.lib.niri.actions;
           let
-            # programs.niri.settings.binds."Mod+Q".action.close-window = []
             toAction =
               act: dir:
               (lib.mapAttrs' (

modules/desktop/wm/noctalia.nix

···
+{
+  inputs,
+  config,
+  lib,
+  ...
+}:
+{
+  imports = [ inputs.noctalia.homeModules.default ];
+
+  config = lib.mkIf config.desktop.noctalia.enable {
+    programs.noctalia-shell = {
+      enable = true;
+      systemd.enable = true;
+      settings = {
+        enable = true;
+        settings = {
+          settingsVersion = 45;
+          appLauncher = {
+            autoPasteClipboard = false;
+            clipboardWrapText = true;
+            customLaunchPrefix = "";
+            customLaunchPrefixEnabled = false;
+            enableClipPreview = true;
+            enableClipboardHistory = false;
+            enableSettingsSearch = true;
+            iconMode = "native";
+            ignoreMouseInput = false;
+            pinnedApps = [
+              "firefox-devedition"
+              "com.mitchellh.ghostty"
+              "vesktop"
+              "signal"
+            ];
+            position = "center";
+            screenshotAnnotationTool = "";
+            showCategories = false;
+            showIconBackground = false;
+            sortByMostUsed = true;
+            terminalCommand = "ghostty -e";
+            useApp2Unit = false;
+            viewMode = "grid";
+          };
+          audio = {
+            cavaFrameRate = 30;
+            mprisBlacklist = [ ];
+            preferredPlayer = "";
+            visualizerType = "linear";
+            volumeFeedback = false;
+            volumeOverdrive = false;
+            volumeStep = 5;
+          };
+          bar = {
+            backgroundOpacity = 0.93;
+            barType = "simple";
+            capsuleOpacity = 1;
+            density = "default";
+            exclusive = true;
+            floating = false;
+            frameRadius = 12;
+            frameThickness = 8;
+            hideOnOverview = false;
+            marginHorizontal = 4;
+            marginVertical = 4;
+            monitors = [ ];
+            outerCorners = true;
+            position = "top";
+            screenOverrides = [ ];
+            showCapsule = true;
+            showOutline = false;
+            useSeparateOpacity = false;
+            widgets = {
+              center = [
+                {
+                  characterCount = 2;
+                  colorizeIcons = false;
+                  emptyColor = "secondary";
+                  enableScrollWheel = true;
+                  focusedColor = "primary";
+                  followFocusedScreen = false;
+                  groupedBorderOpacity = 1;
+                  hideUnoccupied = false;
+                  iconScale = 0.8;
+                  id = "Workspace";
+                  labelMode = "index";
+                  occupiedColor = "secondary";
+                  showApplications = false;
+                  showBadge = true;
+                  showLabelsOnlyWhenOccupied = true;
+                  unfocusedIconsOpacity = 1;
+                }
+              ];
+              left = [
+                {
+                  icon = "rocket";
+                  id = "Launcher";
+                  usePrimaryColor = false;
+                }
+                {
+                  customFont = "";
+                  formatHorizontal = "HH:mm ddd, MMM dd";
+                  formatVertical = "HH mm - dd MM";
+                  id = "Clock";
+                  tooltipFormat = "HH:mm ddd, MMM dd";
+                  useCustomFont = false;
+                  usePrimaryColor = false;
+                }
+                {
+                  compactMode = true;
+                  diskPath = "/";
+                  id = "SystemMonitor";
+                  showCpuTemp = true;
+                  showCpuUsage = true;
+                  showDiskUsage = false;
+                  showGpuTemp = false;
+                  showLoadAverage = false;
+                  showMemoryAsPercent = false;
+                  showMemoryUsage = true;
+                  showNetworkStats = false;
+                  showSwapUsage = false;
+                  useMonospaceFont = true;
+                  usePrimaryColor = false;
+                }
+                {
+                  colorizeIcons = false;
+                  hideMode = "hidden";
+                  id = "ActiveWindow";
+                  maxWidth = 145;
+                  scrollingMode = "hover";
+                  showIcon = true;
+                  useFixedWidth = false;
+                }
+                {
+                  compactMode = false;
+                  compactShowAlbumArt = true;
+                  compactShowVisualizer = false;
+                  hideMode = "hidden";
+                  hideWhenIdle = false;
+                  id = "MediaMini";
+                  maxWidth = 145;
+                  panelShowAlbumArt = true;
+                  panelShowVisualizer = true;
+                  scrollingMode = "hover";
+                  showAlbumArt = true;
+                  showArtistFirst = true;
+                  showProgressRing = true;
+                  showVisualizer = false;
+                  useFixedWidth = false;
+                  visualizerType = "linear";
+                }
+              ];
+              right = [
+                {
+                  blacklist = [ ];
+                  colorizeIcons = false;
+                  drawerEnabled = true;
+                  hidePassive = false;
+                  id = "Tray";
+                  pinned = [ ];
+                }
+                {
+                  hideWhenZero = false;
+                  hideWhenZeroUnread = false;
+                  id = "NotificationHistory";
+                  showUnreadBadge = true;
+                }
+                {
+                  deviceNativePath = "";
+                  displayMode = "onhover";
+                  hideIfIdle = false;
+                  hideIfNotDetected = true;
+                  id = "Battery";
+                  showNoctaliaPerformance = false;
+                  showPowerProfiles = false;
+                  warningThreshold = 30;
+                }
+                {
+                  displayMode = "onhover";
+                  id = "Volume";
+                  middleClickCommand = "pwvucontrol || pavucontrol";
+                }
+                {
+                  displayMode = "onhover";
+                  id = "Brightness";
+                }
+                {
+                  colorizeDistroLogo = false;
+                  colorizeSystemIcon = "none";
+                  customIconPath = "";
+                  enableColorization = false;
+                  icon = "noctalia";
+                  id = "ControlCenter";
+                  useDistroLogo = false;
+                }
+              ];
+            };
+          };
+          brightness = {
+            brightnessStep = 5;
+            enableDdcSupport = false;
+            enforceMinimum = true;
+          };
+          calendar = {
+            cards = [
+              {
+                enabled = true;
+                id = "calendar-header-card";
+              }
+              {
+                enabled = true;
+                id = "calendar-month-card";
+              }
+              {
+                enabled = true;
+                id = "weather-card";
+              }
+            ];
+          };
+          colorSchemes = {
+            darkMode = true;
+            generationMethod = "tonal-spot";
+            manualSunrise = "06:30";
+            manualSunset = "18:30";
+            monitorForColors = "";
+            predefinedScheme = "Catppuccin";
+            schedulingMode = "off";
+            useWallpaperColors = false;
+          };
+          controlCenter = {
+            cards = [
+              {
+                enabled = true;
+                id = "profile-card";
+              }
+              {
+                enabled = true;
+                id = "shortcuts-card";
+              }
+              {
+                enabled = true;
+                id = "audio-card";
+              }
+              {
+                enabled = false;
+                id = "brightness-card";
+              }
+              {
+                enabled = true;
+                id = "weather-card";
+              }
+              {
+                enabled = true;
+                id = "media-sysmon-card";
+              }
+            ];
+            diskPath = "/";
+            position = "close_to_bar_button";
+            shortcuts = {
+              left = [
+                { id = "Network"; }
+                { id = "Bluetooth"; }
+                { id = "WallpaperSelector"; }
+                { id = "NoctaliaPerformance"; }
+              ];
+              right = [
+                { id = "Notifications"; }
+                { id = "PowerProfile"; }
+                { id = "KeepAwake"; }
+                { id = "NightLight"; }
+              ];
+            };
+          };
+          desktopWidgets = {
+            enabled = false;
+            gridSnap = false;
+            monitorWidgets = [ ];
+          };
+          dock = {
+            animationSpeed = 1;
+            backgroundOpacity = 1;
+            colorizeIcons = false;
+            deadOpacity = 0.6;
+            displayMode = "auto_hide";
+            enabled = true;
+            floatingRatio = 1;
+            inactiveIndicators = false;
+            monitors = [ "eDP-1" ];
+            onlySameOutput = true;
+            pinnedApps = [ ];
+            pinnedStatic = false;
+            position = "bottom";
+            size = 1;
+          };
+          general = {
+            allowPanelsOnScreenWithoutBar = true;
+            animationDisabled = false;
+            animationSpeed = 1;
+            autoStartAuth = false;
+            avatarImage = "/home/${config.my.username}/.face";
+            boxRadiusRatio = 1;
+            compactLockScreen = false;
+            dimmerOpacity = 0.2;
+            enableLockScreenCountdown = true;
+            enableShadows = true;
+            forceBlackScreenCorners = false;
+            iRadiusRatio = 1;
+            language = "";
+            lockOnSuspend = true;
+            lockScreenCountdownDuration = 10000;
+            radiusRatio = 1;
+            scaleRatio = 1;
+            screenRadiusRatio = 0;
+            shadowDirection = "bottom_right";
+            shadowOffsetX = 2;
+            shadowOffsetY = 3;
+            showChangelogOnStartup = true;
+            showHibernateOnLockScreen = false;
+            showScreenCorners = false;
+            showSessionButtonsOnLockScreen = true;
+            telemetryEnabled = false;
+          };
+          hooks = {
+            darkModeChange = "";
+            enabled = false;
+            performanceModeDisabled = "";
+            performanceModeEnabled = "";
+            screenLock = "";
+            screenUnlock = "";
+            session = "";
+            startup = "";
+            wallpaperChange = "";
+          };
+          location = {
+            analogClockInCalendar = false;
+            firstDayOfWeek = -1;
+            hideWeatherCityName = false;
+            hideWeatherTimezone = false;
+            name = "Paris";
+            showCalendarEvents = true;
+            showCalendarWeather = true;
+            showWeekNumberInCalendar = false;
+            use12hourFormat = false;
+            useFahrenheit = false;
+            weatherEnabled = true;
+            weatherShowEffects = true;
+          };
+          network = {
+            bluetoothDetailsViewMode = "grid";
+            bluetoothHideUnnamedDevices = false;
+            bluetoothRssiPollIntervalMs = 10000;
+            bluetoothRssiPollingEnabled = false;
+            wifiDetailsViewMode = "grid";
+            wifiEnabled = true;
+          };
+          nightLight = {
+            autoSchedule = true;
+            dayTemp = "6500";
+            enabled = false;
+            forced = false;
+            manualSunrise = "06:30";
+            manualSunset = "18:30";
+            nightTemp = "4000";
+          };
+          notifications = {
+            backgroundOpacity = 1;
+            criticalUrgencyDuration = 15;
+            enableKeyboardLayoutToast = true;
+            enableMediaToast = false;
+            enabled = true;
+            location = "top_right";
+            lowUrgencyDuration = 3;
+            monitors = [ ];
+            normalUrgencyDuration = 8;
+            overlayLayer = true;
+            respectExpireTimeout = false;
+            saveToHistory = {
+              critical = true;
+              low = true;
+              normal = true;
+            };
+            sounds = {
+              criticalSoundFile = "";
+              enabled = false;
+              excludedApps = "discord,firefox,chrome,chromium,edge";
+              lowSoundFile = "";
+              normalSoundFile = "";
+              separateSounds = false;
+              volume = 0.5;
+            };
+          };
+          osd = {
+            autoHideMs = 2000;
+            backgroundOpacity = 1;
+            enabled = true;
+            enabledTypes = [
+              0
+              1
+              2
+            ];
+            location = "top_right";
+            monitors = [ ];
+            overlayLayer = true;
+          };
+          sessionMenu = {
+            countdownDuration = 10000;
+            enableCountdown = true;
+            largeButtonsLayout = "grid";
+            largeButtonsStyle = false;
+            position = "center";
+            powerOptions = [
+              {
+                action = "lock";
+                enabled = true;
+              }
+              {
+                action = "suspend";
+                enabled = true;
+              }
+              {
+                action = "hibernate";
+                enabled = true;
+              }
+              {
+                action = "reboot";
+                enabled = true;
+              }
+              {
+                action = "logout";
+                enabled = true;
+              }
+              {
+                action = "shutdown";
+                enabled = true;
+              }
+            ];
+            showHeader = true;
+            showNumberLabels = true;
+          };
+          systemMonitor = {
+            cpuCriticalThreshold = 90;
+            cpuPollingInterval = 3000;
+            cpuWarningThreshold = 80;
+            criticalColor = "";
+            diskCriticalThreshold = 90;
+            diskPollingInterval = 30000;
+            diskWarningThreshold = 80;
+            enableDgpuMonitoring = false;
+            externalMonitor = "resources || missioncenter || jdsystemmonitor || corestats || system-monitoring-center || gnome-system-monitor || plasma-systemmonitor || mate-system-monitor || ukui-system-monitor || deepin-system-monitor || pantheon-system-monitor";
+            gpuCriticalThreshold = 90;
+            gpuPollingInterval = 3000;
+            gpuWarningThreshold = 80;
+            loadAvgPollingInterval = 3000;
+            memCriticalThreshold = 90;
+            memPollingInterval = 3000;
+            memWarningThreshold = 80;
+            networkPollingInterval = 3000;
+            swapCriticalThreshold = 90;
+            swapWarningThreshold = 80;
+            tempCriticalThreshold = 90;
+            tempPollingInterval = 3000;
+            tempWarningThreshold = 80;
+            useCustomColors = false;
+            warningColor = "";
+          };
+          templates = {
+            activeTemplates = [ ];
+            enableUserTheming = false;
+          };
+          ui = {
+            bluetoothDetailsViewMode = "grid";
+            bluetoothHideUnnamedDevices = false;
+            boxBorderEnabled = false;
+            fontDefault = "Lexend";
+            fontDefaultScale = 1;
+            fontFixed = "MonoLisa";
+            fontFixedScale = 1;
+            networkPanelView = "wifi";
+            panelBackgroundOpacity = 0.93;
+            panelsAttachedToBar = true;
+            settingsPanelMode = "attached";
+            tooltipsEnabled = true;
+            wifiDetailsViewMode = "grid";
+          };
+          wallpaper = {
+            automationEnabled = false;
+            directory = "/home/kar/Pictures/Wallpapers";
+            enableMultiMonitorDirectories = false;
+            enabled = true;
+            fillColor = "#000000";
+            fillMode = "crop";
+            hideWallpaperFilenames = false;
+            monitorDirectories = [ ];
+            overviewEnabled = false;
+            panelPosition = "follow_bar";
+            randomIntervalSec = 300;
+            setWallpaperOnAllMonitors = true;
+            showHiddenFiles = false;
+            solidColor = "#1a1a2e";
+            transitionDuration = 1500;
+            transitionEdgeSmoothness = 0.05;
+            transitionType = "random";
+            useSolidColor = false;
+            useWallhaven = true;
+            viewMode = "single";
+            wallhavenApiKey = "";
+            wallhavenCategories = "111";
+            wallhavenOrder = "desc";
+            wallhavenPurity = "100";
+            wallhavenQuery = "catppuccin";
+            wallhavenRatios = "";
+            wallhavenResolutionHeight = "";
+            wallhavenResolutionMode = "atleast";
+            wallhavenResolutionWidth = "";
+            wallhavenSorting = "relevance";
+            wallpaperChangeMode = "random";
+          };
+        };
+      };
+    };
+
+    programs.niri.settings.binds = {
+      "Mod+R".action.spawn = [
+        "noctalia-shell"
+        "ipc"
+        "call"
+        "launcher"
+        "toggle"
+      ];
+      "Mod+Shift+N".action.spawn = [
+        "noctalia-shell"
+        "ipc"
+        "call"
+        "controlCenter"
+        "toggle"
+      ];
+      "Mod+Shift+O".action.spawn = [
+        "noctalia-shell"
+        "ipc"
+        "call"
+        "sessionMenu"
+        "toggle"
+      ];
+    };
+  };
+}

systems/kiwi/default.nix

···
 
   system.stateVersion = "25.11";
 
+  desktop.noctalia.enable = true;
   home-manager.users.${config.my.username} = {
     nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [ "hayase" ];