diff --git a/nixos/doc/manual/from_md/release-notes/rl-2211.section.xml b/nixos/doc/manual/from_md/release-notes/rl-2211.section.xml
index 9313619841395..eb3302440cf0a 100644
--- a/nixos/doc/manual/from_md/release-notes/rl-2211.section.xml
+++ b/nixos/doc/manual/from_md/release-notes/rl-2211.section.xml
@@ -225,6 +225,13 @@
           <link linkend="opt-services.outline.enable">services.outline</link>.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          <link xlink:href="https://git.sr.ht/~migadu/alps">alps</link>,
+          a simple and extensible webmail. Available as
+          <link linkend="opt-services.alps.enable">services.alps</link>.
+        </para>
+      </listitem>
       <listitem>
         <para>
           <link xlink:href="https://netbird.io">netbird</link>, a zero
diff --git a/nixos/doc/manual/release-notes/rl-2211.section.md b/nixos/doc/manual/release-notes/rl-2211.section.md
index ecebaae0d2586..183ad4749beaa 100644
--- a/nixos/doc/manual/release-notes/rl-2211.section.md
+++ b/nixos/doc/manual/release-notes/rl-2211.section.md
@@ -83,6 +83,8 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 - [Outline](https://www.getoutline.com/), a wiki and knowledge base similar to Notion. Available as [services.outline](#opt-services.outline.enable).
 
+- [alps](https://git.sr.ht/~migadu/alps), a simple and extensible webmail. Available as [services.alps](#opt-services.alps.enable).
+
 - [netbird](https://netbird.io), a zero configuration VPN.
   Available as [services.netbird](options.html#opt-services.netbird.enable).
 
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index d5ab997bda380..998919f2a43af 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -1054,6 +1054,7 @@
   ./services/video/epgstation/default.nix
   ./services/video/mirakurun.nix
   ./services/video/replay-sorcery.nix
+  ./services/web-apps/alps.nix
   ./services/web-apps/atlassian/confluence.nix
   ./services/web-apps/atlassian/crowd.nix
   ./services/web-apps/atlassian/jira.nix
diff --git a/nixos/modules/services/web-apps/alps.nix b/nixos/modules/services/web-apps/alps.nix
new file mode 100644
index 0000000000000..b171729fd0a35
--- /dev/null
+++ b/nixos/modules/services/web-apps/alps.nix
@@ -0,0 +1,96 @@
+{ lib, pkgs, config, ... }:
+
+with lib;
+
+let
+  cfg = config.services.alps;
+in {
+  options.services.alps = {
+    enable = mkEnableOption (lib.mdDoc "alps");
+
+    port = mkOption {
+      type = types.port;
+      default = 1323;
+      description = lib.mdDoc ''
+        TCP port the service should listen on.
+      '';
+    };
+
+    bindIP = mkOption {
+      default = "[::]";
+      type = types.str;
+      description = lib.mdDoc ''
+        The IP the service should listen on.
+      '';
+    };
+
+    theme = mkOption {
+      type = types.enum [ "alps" "sourcehut" ];
+      default = "sourcehut";
+      description = lib.mdDoc ''
+        The frontend's theme to use.
+      '';
+    };
+
+    imaps = {
+      port = mkOption {
+        type = types.port;
+        default = 993;
+        description = lib.mdDoc ''
+          The IMAPS server port.
+        '';
+      };
+
+      host = mkOption {
+        type = types.str;
+        default = "[::1]";
+        example = "mail.example.org";
+        description = lib.mdDoc ''
+          The IMAPS server address.
+        '';
+      };
+    };
+
+    smtps = {
+      port = mkOption {
+        type = types.port;
+        default = 445;
+        description = lib.mdDoc ''
+          The SMTPS server port.
+        '';
+      };
+
+      host = mkOption {
+        type = types.str;
+        default = cfg.imaps.host;
+        defaultText = "services.alps.imaps.host";
+        example = "mail.example.org";
+        description = lib.mdDoc ''
+          The SMTPS server address.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.alps = {
+      description = "alps is a simple and extensible webmail.";
+      documentation = [ "https://git.sr.ht/~migadu/alps" ];
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" "network-online.target" ];
+
+      serviceConfig = {
+        ExecStart = ''
+          ${pkgs.alps}/bin/alps \
+            -addr ${cfg.bindIP}:${toString cfg.port} \
+            -theme ${cfg.theme} \
+            imaps://${cfg.imaps.host}:${toString cfg.imaps.port} \
+            smpts://${cfg.smtps.host}:${toString cfg.smtps.port}
+        '';
+        StateDirectory = "alps";
+        WorkingDirectory = "/var/lib/alps";
+        DynamicUser = true;
+      };
+    };
+  };
+}