diff --git a/modules/applications/java/home.nix b/modules/applications/java/home.nix
new file mode 100644
index 0000000..8f420ae
--- /dev/null
+++ b/modules/applications/java/home.nix
@@ -0,0 +1,12 @@
+{ pkgs, ... }:
+{
+  programs.java = {
+    enable = true;
+    package = pkgs.jdk25;
+  };
+
+  home.packages = with pkgs; [
+    maven
+    gradle
+  ];
+}
diff --git a/modules/applications/nix-index/home.nix b/modules/applications/nix-index/home.nix
new file mode 100644
index 0000000..824d69e
--- /dev/null
+++ b/modules/applications/nix-index/home.nix
@@ -0,0 +1,4 @@
+{
+  programs.nix-index.enable = true;
+  programs.nix-index-database.comma.enable = true;
+}
diff --git a/modules/applications/nix-index/meta.nix b/modules/applications/nix-index/meta.nix
new file mode 100644
index 0000000..eae6eb1
--- /dev/null
+++ b/modules/applications/nix-index/meta.nix
@@ -0,0 +1,8 @@
+{ inputs, ... }:
+{
+  description = "nix-index and the comma command runner";
+
+  imports.home = [
+    inputs.nix-index-database.homeModules.default
+  ];
+}
diff --git a/modules/services/ly/nixos.nix b/modules/services/ly/nixos.nix
new file mode 100644
index 0000000..8401b2f
--- /dev/null
+++ b/modules/services/ly/nixos.nix
@@ -0,0 +1,22 @@
+{ lib, pkgs, ... }:
+let
+  indyzLinuxfire = pkgs.fetchurl {
+    url = "https://codeberg.org/attachments/f336d6ac-8331-4323-91fc-0e4619803401";
+    hash = "sha256-fRm0wlkq9/GdLrVBOzMEnQG/i2ng+uGIzq0u9hu3m9g=";
+  };
+in
+{
+  services.displayManager.defaultSession = lib.mkDefault "niri";
+
+  services.displayManager.ly = {
+    enable = true;
+    settings = {
+      default_session = "niri";
+      animate = true;
+      animation = "dur_file";
+      dur_file_path = "${indyzLinuxfire}";
+      dur_offset_alignment = "center";
+      full_color = true;
+    };
+  };
+}