diff --git a/config/hosts/nixos76/default.nix b/config/hosts/nixos76/default.nix
index 9803eb8..8a70a1c 100644
--- a/config/hosts/nixos76/default.nix
+++ b/config/hosts/nixos76/default.nix
@@ -139,25 +139,6 @@
   services.xserver.desktopManager.xfce.enable = true;
   services.displayManager.defaultSession = "xfce";
 
-  # List packages installed in system profile. To search, run:
-  # $ nix search wget
-  environment.systemPackages = with pkgs; [
-    # atau-wallpapers
-    blueman
-    dxvk
-    envsubst
-    font-manager
-    gparted
-    lshw
-    mesa
-    nodejs_20
-    pavucontrol
-    unzip
-    vim
-    vulkan-extension-layer
-    wget
-  ];
-
   # Syncthing
   services = {
     syncthing = {
diff --git a/config/modules/system76-pc.nix b/config/modules/system76-pc.nix
index 61e8603..fffe461 100644
--- a/config/modules/system76-pc.nix
+++ b/config/modules/system76-pc.nix
@@ -55,6 +55,17 @@
     variant = "";
   };
 
+  # List packages installed in system profile. To search, run:
+  environment.systemPackages = with pkgs; [
+    direnv
+    dxvk
+    envsubst
+    font-manager
+    gparted
+    mesa
+    vulkan-extension-layer
+  ];
+
   # Hardware
   hardware.graphics.enable = true;
   hardware.graphics.extraPackages = [
diff --git a/config/users/alex/default.nix b/config/users/alex/default.nix
index 3268a52..532f1eb 100644
--- a/config/users/alex/default.nix
+++ b/config/users/alex/default.nix
@@ -17,7 +17,6 @@
     drawio
     exiftool # For digikam
     famistudio
-    feh
     digikam
     firefox
     flameshot
@@ -33,9 +32,9 @@
     lmms
     lutris
     moonlight-qt
-    ncdu
     nextcloud-client
     nixpkgs-fmt
+    nodejs_20
     obsidian
     pavucontrol
     picard
@@ -74,6 +73,15 @@
         bspc monitor DP-2 -d I II III IV V
         bspc monitor HDMI-1 -d VI VII VIII IX X
 
+        # Set mouse 1 to move floating windows:
+        bspc config pointer_action1 move
+
+        # Mouse 2 button resizes the window by side:
+        bspc config pointer_action2 resize_side
+
+        # Mouse 3 button (right mouse) resize by corner:
+        bspc config pointer_action2 resize_corner 
+
         polybar &
       '';
       startupPrograms = [ "picom" "polybar primary" "polybar secondary" ];
@@ -362,6 +370,16 @@
   # User software configurations
   programs = {
     bash = {
+      enable = true;
+      bashrcExtra = ''
+        function nxr () {
+          set -u
+          local pkg="$1"
+          shift
+          nix-shell -p "$pkg" --run "$pkg $@"
+          set +u
+        }
+      '';
       shellAliases = {
         "git-override" = "git add . && git commit --amend --no-edit && git push --force-with-lease";
       };