diff --git a/frame12/desktop-configuration.nix b/frame12/desktop-configuration.nix
index 24f6717..d65dcbd 100644
--- a/frame12/desktop-configuration.nix
+++ b/frame12/desktop-configuration.nix
@@ -175,12 +175,16 @@ in
       userName = deskCfg.userName;
       fullName = deskCfg.fullName;
       isDesktopUser = true;
-      extraGroups = [ "corectrl" "dialout" "docker" ];
+      extraGroups = [
+        "corectrl"
+        "dialout"
+        "docker"
+      ];
     };
 
     power_manager = {
       enable = true;
-      backend = "power-profiles-daemon";  # Required for Noctalia power profile widget
+      backend = "power-profiles-daemon"; # Required for Noctalia power profile widget
     };
 
     # Enable Noctalia shell system services
@@ -219,6 +223,15 @@ in
       };
     };
 
+    networking.firewall = {
+      enable = true;
+      allowedTCPPorts = [
+        8080
+        8081
+      ]; # Open port 8080 for TCP
+      # allowedUDPPorts = [ ... ];  # If you need UDP ports
+    };
+
     # For yubioath desktop
     services.pcscd.enable = true;
     system.stateVersion = "25.05"; # Did you read the comment?
diff --git a/frame12/modules/home-manager/home.nix b/frame12/modules/home-manager/home.nix
index 9c00623..ad52d3d 100644
--- a/frame12/modules/home-manager/home.nix
+++ b/frame12/modules/home-manager/home.nix
@@ -64,6 +64,8 @@ in
     nodePackages_latest.bash-language-server
     openscad-lsp
     vscode-langservers-extracted # provides eslint, markdown, json, css, and html lsp
+    ltex-ls
+
     python313Packages.python-lsp-server
     ### Misc
     usbutils
diff --git a/frame12/modules/niri/niri_conf.nix b/frame12/modules/niri/niri_conf.nix
index c673d46..4a00d09 100755
--- a/frame12/modules/niri/niri_conf.nix
+++ b/frame12/modules/niri/niri_conf.nix
@@ -112,6 +112,7 @@ in
     programs.xfconf.enable = true;
     programs.zsh.enable = true;
     programs.ssh.startAgent = false; # Using GNOME Keyring's gcr-ssh-agent instead
+    programs.adb.enable = true;
 
     # For nautilus
     services.gnome.sushi.enable = true;
diff --git a/frame12/nixos/hardware-configuration.nix b/frame12/nixos/hardware-configuration.nix
index cf7e48d..3140027 100644
--- a/frame12/nixos/hardware-configuration.nix
+++ b/frame12/nixos/hardware-configuration.nix
@@ -23,6 +23,8 @@
   ];
   boot.initrd.kernelModules = [ "i915" ];
   boot.kernelModules = [ "kvm-intel" ];
+  # midi kernel param for circuit tracks software
+  boot.kernelParams = [ "snd_seq_midi.output_buffer_size=131072" ];
   boot.extraModulePackages = [ ];
 
   fileSystems."/" = {
diff --git a/nate-work/nixos/hardware-configuration.nix b/nate-work/nixos/hardware-configuration.nix
index 19a52ad..d448611 100644
--- a/nate-work/nixos/hardware-configuration.nix
+++ b/nate-work/nixos/hardware-configuration.nix
@@ -10,6 +10,7 @@
 
   boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "thunderbolt" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
   boot.initrd.kernelModules = [ ];
+  # midi kernel param for circuit tracks software
   boot.kernelParams = [ "acpi_backlight=native" "snd_seq_midi.output_buffer_size=131072" ];
   boot.kernelModules = [ "kvm-intel" "i2c-dev" ];
   boot.extraModulePackages = [ ];
diff --git a/shared/modules/apps/helix.nix b/shared/modules/apps/helix.nix
index 3258251..40b3209 100644
--- a/shared/modules/apps/helix.nix
+++ b/shared/modules/apps/helix.nix
@@ -347,7 +347,7 @@ in
           }
           {
             name = "markdown";
-            language-servers = [ "marksman" ];
+            language-servers = [ "ltex-ls" "marksman" ];
           }
           {
             name = "dart";