diff --git a/flake.lock b/flake.lock
index efce862..167bba0 100644
--- a/flake.lock
+++ b/flake.lock
@@ -243,6 +243,27 @@
         "type": "github"
       }
     },
+    "home-manager_2": {
+      "inputs": {
+        "nixpkgs": [
+          "zen-browser",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1752603129,
+        "narHash": "sha256-S+wmHhwNQ5Ru689L2Gu8n1OD6s9eU9n9mD827JNR+kw=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "e8c19a3cec2814c754f031ab3ae7316b64da085b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "impermanence": {
       "locked": {
         "lastModified": 1737831083,
@@ -457,7 +478,8 @@
         "nvf": "nvf",
         "sops-nix": "sops-nix",
         "stylix": "stylix",
-        "valheim-server": "valheim-server"
+        "valheim-server": "valheim-server",
+        "zen-browser": "zen-browser"
       }
     },
     "sops-nix": {
@@ -679,6 +701,27 @@
         "repo": "valheim-server-flake",
         "type": "github"
       }
+    },
+    "zen-browser": {
+      "inputs": {
+        "home-manager": "home-manager_2",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1760843785,
+        "narHash": "sha256-lp6xctqGBNKZ3pmRlALX1puVG7EKQa4xAq+2leThDKw=",
+        "owner": "0xc000022070",
+        "repo": "zen-browser-flake",
+        "rev": "a36f9da8a234b59dd5fc4484e37dadae2aa75b80",
+        "type": "github"
+      },
+      "original": {
+        "owner": "0xc000022070",
+        "repo": "zen-browser-flake",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index c0b5a1e..24547ee 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,6 +18,11 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
+    zen-browser = {
+      url = "github:0xc000022070/zen-browser-flake";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     nix-minecraft.url = "git+https://codeberg.org/nix-astral/nix-minecraft.git";
     # nix-minecraft.url = "github:Infinidoge/nix-minecraft";
     valheim-server.url = "github:kmjayadeep/valheim-server-flake";
diff --git a/hosts/muon/configuration.nix b/hosts/muon/configuration.nix
index e26d427..e670a63 100644
--- a/hosts/muon/configuration.nix
+++ b/hosts/muon/configuration.nix
@@ -12,15 +12,18 @@ in {
   # Hardware
   imports = [./hardware-configuration.nix ./openrgb.nix];
 
-  environment.systemPackages = with inputs.nix-alien.packages.${system}; [
+  environment.systemPackages = with inputs.nix-alien.packages.${system};
+  with pkgs; [
     nix-alien
-    pkgs.r2modman
-    pkgs.lutris
-    pkgs.godot
-    pkgs.rustdesk-flutter
-    pkgs.motion
-    pkgs.qmk
-    pkgs.gnumeric
+    r2modman
+    lutris
+    godot
+    rustdesk-flutter
+    motion
+    qmk
+    gnumeric
+    opensnitch
+    opensnitch-ui
   ];
 
   # System
diff --git a/modules/home/desktop/development.nix b/modules/home/desktop/development.nix
index cfa91fc..f3d4373 100644
--- a/modules/home/desktop/development.nix
+++ b/modules/home/desktop/development.nix
@@ -11,7 +11,7 @@
     # home.packages = with pkgs; [ i3-swallow ];
 
     programs.nyxt = {
-      enable = true;
+      enable = false;
       config = ''
         (in-package #:nyxt-user)
 
diff --git a/modules/home/desktop/productivity.nix b/modules/home/desktop/productivity.nix
index 08ccaed..e23e21a 100644
--- a/modules/home/desktop/productivity.nix
+++ b/modules/home/desktop/productivity.nix
@@ -3,6 +3,8 @@
   lib,
   config,
   osConfig,
+  system,
+  inputs,
   ...
 }: let
   color = config.lib.stylix.colors.withHashtag;
@@ -11,6 +13,12 @@ in
     options.mods.desktop.productivity.enable =
       lib.mkEnableOption "enables gui productivity tools";
 
+    imports = [
+      inputs.zen-browser.homeModules.beta
+      # or inputs.zen-browser.homeModules.twilight
+      # or inputs.zen-browser.homeModules.twilight-official
+    ];
+
     config = lib.mkIf config.mods.desktop.productivity.enable {
       home.packages = with pkgs; [
         # ISO downloader
@@ -23,8 +31,7 @@ in
         thunderbird
 
         # webgl
-        chromium
-        mullvad-browser
+        # mullvad-browser
 
         # password manager
         bitwarden-desktop
@@ -34,7 +41,7 @@ in
         libsForQt5.qt5ct
 
         # documents
-        texliveFull
+        # texliveFull
         # texstudio
 
         # 3D
@@ -79,8 +86,237 @@ in
         };
       };
 
-      # programs.qutebrowser = {
-      #   enable = true;
-      # };
+      stylix.targets.zen-browser.profileNames = [];
+      programs.zen-browser = {
+        enable = true;
+
+        policies = let
+          mkLockedAttrs = builtins.mapAttrs (_: value: {
+            Value = value;
+            Status = "locked";
+          });
+
+          mkPluginUrl = id: "https://addons.mozilla.org/firefox/downloads/latest/${id}/latest.xpi";
+
+          mkExtensionEntry = {
+            id,
+            pinned ? false,
+          }: let
+            base = {
+              install_url = mkPluginUrl id;
+              installation_mode = "force_installed";
+            };
+          in
+            if pinned
+            then base // {default_area = "navbar";}
+            else base;
+
+          mkExtensionSettings = builtins.mapAttrs (_: entry:
+            if builtins.isAttrs entry
+            then entry
+            else mkExtensionEntry {id = entry;});
+        in {
+          AutofillAddressEnabled = false;
+          AutofillCreditCardEnabled = false;
+          DisableAppUpdate = true;
+          DisableFeedbackCommands = true;
+          DisableFirefoxStudies = true;
+          DisablePocket = true;
+          DisableTelemetry = true;
+          DontCheckDefaultBrowser = true;
+          OfferToSaveLogins = false;
+          EnableTrackingProtection = {
+            Value = true;
+            Locked = true;
+            Cryptomining = true;
+            Fingerprinting = true;
+          };
+          ExtensionSettings = mkExtensionSettings {
+            "uBlock0@raymondhill.net" = mkExtensionEntry {
+              id = "ublock-origin";
+              pinned = true;
+            };
+            "{85860b32-02a8-431a-b2b1-40fbd64c9c69}" = "github-file-icons";
+            "{74145f27-f039-47ce-a470-a662b129930a}" = "clearurls";
+            "github-no-more@ihatereality.space" = "github-no-more";
+            "github-repository-size@pranavmangal" = "gh-repo-size";
+            "@searchengineadremover" = "searchengineadremover";
+            "jid1-BoFifL9Vbdl2zQ@jetpack" = "decentraleyes";
+            "{d7742d87-e61d-4b78-b8a1-b469842139fa}" = "vimium-ff";
+          };
+          Preferences = mkLockedAttrs {
+            "browser.aboutConfig.showWarning" = false;
+            "browser.tabs.warnOnClose" = false;
+            "media.videocontrols.picture-in-picture.video-toggle.enabled" = true;
+            # Disable swipe gestures (Browser:BackOrBackDuplicate, Browser:ForwardOrForwardDuplicate)
+            "browser.gesture.swipe.left" = "";
+            "browser.gesture.swipe.right" = "";
+            "browser.tabs.hoverPreview.enabled" = true;
+            "browser.newtabpage.activity-stream.feeds.topsites" = false;
+            "browser.topsites.contile.enabled" = false;
+
+            "privacy.resistFingerprinting" = true;
+            "privacy.firstparty.isolate" = true;
+            "network.cookie.cookieBehavior" = 5;
+            "dom.battery.enabled" = false;
+
+            "gfx.webrender.all" = true;
+            "network.http.http3.enabled" = true;
+          };
+        };
+
+        profiles.default = rec {
+          settings = {
+            "zen.workspaces.continue-where-left-off" = true;
+            "zen.workspaces.natural-scroll" = true;
+            "zen.view.compact.hide-tabbar" = true;
+            "zen.view.compact.hide-toolbar" = true;
+            "zen.view.compact.animate-sidebar" = false;
+            "zen.welcome-screen.seen" = true;
+          };
+
+          bookmarks = {
+            force = true;
+            settings = [
+              {
+                name = "Nix sites";
+                toolbar = true;
+                bookmarks = [
+                  {
+                    name = "homepage";
+                    url = "https://nixos.org/";
+                  }
+                  {
+                    name = "wiki";
+                    tags = ["wiki" "nix"];
+                    url = "https://wiki.nixos.org/";
+                  }
+                ];
+              }
+            ];
+          };
+
+          pinsForce = true;
+          pins = {
+            "GitHub" = {
+              id = "48e8a119-5a14-4826-9545-91c8e8dd3bf6";
+              workspace = spaces."Work".id;
+              url = "https://github.com";
+              position = 101;
+              isEssential = false;
+            };
+          };
+
+          containersForce = true;
+          containers = {
+            Work = {
+              color = "blue";
+              icon = "briefcase";
+              id = 2;
+            };
+          };
+
+          spacesForce = true;
+          spaces = {
+            "Personal" = {
+              id = "572910e1-4468-4832-a869-0b3a93e2f165";
+              # icon = "";
+              position = 1000;
+            };
+            "Work" = {
+              id = "ec287d7f-d910-4860-b400-513f269dee77";
+              # icon = "briefcase";
+              position = 1001;
+              container = containers."Work".id;
+            };
+          };
+
+          search = {
+            force = true;
+            default = "searx";
+            engines = let
+              nixSnowflakeIcon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
+            in {
+              "Nix Packages" = {
+                urls = [
+                  {
+                    template = "https://search.nixos.org/packages";
+                    params = [
+                      {
+                        name = "type";
+                        value = "packages";
+                      }
+                      {
+                        name = "channel";
+                        value = "unstable";
+                      }
+                      {
+                        name = "query";
+                        value = "{searchTerms}";
+                      }
+                    ];
+                  }
+                ];
+                icon = nixSnowflakeIcon;
+                definedAliases = ["np"];
+              };
+              "Nix Options" = {
+                urls = [
+                  {
+                    template = "https://search.nixos.org/options";
+                    params = [
+                      {
+                        name = "channel";
+                        value = "unstable";
+                      }
+                      {
+                        name = "query";
+                        value = "{searchTerms}";
+                      }
+                    ];
+                  }
+                ];
+                icon = nixSnowflakeIcon;
+                definedAliases = ["nop"];
+              };
+              "Home Manager Options" = {
+                urls = [
+                  {
+                    template = "https://home-manager-options.extranix.com/";
+                    params = [
+                      {
+                        name = "query";
+                        value = "{searchTerms}";
+                      }
+                      {
+                        name = "release";
+                        value = "master"; # unstable
+                      }
+                    ];
+                  }
+                ];
+                icon = nixSnowflakeIcon;
+                definedAliases = ["hm"];
+              };
+              "searx" = {
+                urls = [
+                  {
+                    template = "https://search.muon.host/search";
+                    params = [
+                      {
+                        name = "q";
+                        value = "{searchTerms}";
+                      }
+                    ];
+                  }
+                ];
+                icon = "magnifying-glass";
+                definedAliases = ["srx"];
+              };
+              bing.metaData.hidden = "true";
+            };
+          };
+        };
+      };
     };
   }
diff --git a/modules/home/xdg.nix b/modules/home/xdg.nix
index f0395cb..3215032 100644
--- a/modules/home/xdg.nix
+++ b/modules/home/xdg.nix
@@ -1,9 +1,14 @@
-{ pkgs, lib, config, ... }: {
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}: {
   options.mods.xdg.enable = lib.mkEnableOption "enables xdg settings";
 
   config = lib.mkIf config.mods.xdg.enable {
     xdg = let
-      browser = [ "librewolf.desktop" ];
+      browser = ["qutebrowser.desktop"];
       associations = {
         "text/html" = browser;
         "x-scheme-handler/http" = browser;
@@ -18,13 +23,13 @@
         "application/x-extension-xhtml" = browser;
         "application/x-extension-xht" = browser;
 
-        "audio/*" = [ "mpv.desktop" ];
-        "video/*" = [ "mpv.dekstop" ];
-        "image/*" = [ "imv.desktop" ];
+        "audio/*" = ["mpv.desktop"];
+        "video/*" = ["mpv.dekstop"];
+        "image/*" = ["imv.desktop"];
         "application/json" = browser;
         # "application/pdf" = ["org.pwmt.zathura.desktop.desktop"];
-        "x-scheme-handler/tg" = [ "kotatogram-desktop.desktop" ];
-        "x-scheme-handler/discord" = [ "vesktop.desktop" ];
+        "x-scheme-handler/tg" = ["kotatogram-desktop.desktop"];
+        "x-scheme-handler/discord" = ["vesktop.desktop"];
       };
     in {
       enable = true;