diff --git a/configuration/default.nix b/configuration/default.nix
index 1b14f4a..cca65da 100644
--- a/configuration/default.nix
+++ b/configuration/default.nix
@@ -8,6 +8,7 @@ let
 					nodeApplication = self.callPackage ./lib/node-application.nix {};
 					unpack = self.callPackage ./lib/unpack.nix {};
 					mobileProxy = self.callPackage ./packages/mobile-proxy { configFile = null; };
+					matrixRooms = self.callPackage ./packages/matrix-rooms {};
 				};
 			})
 		];
@@ -103,6 +104,7 @@ in {
 				"iomfats.cryto.net"
 				"castleroland.cryto.net"
 				"awesomedude.cryto.net"
+				"matrix-rooms.cryto.net"
 			])
 			(httpsHosts [
 				# "haless.cryto.net"
@@ -111,6 +113,7 @@ in {
 				"iomfats.cryto.net"
 				"castleroland.cryto.net"
 				"awesomedude.cryto.net"
+				"matrix-rooms.cryto.net"
 			])
 		];
 
@@ -210,6 +213,10 @@ in {
 					(nginxPresets.letsEncrypt)
 					(nginxPresets.reverseProxy "http://127.0.0.1:3000/")
 				];
+				"matrix-rooms.cryto.net" = lib.mkMerge [
+					(nginxPresets.letsEncrypt)
+					(nginxPresets.reverseProxy "http://127.0.0.1:3842/")
+				];
 			};
 		};
 
@@ -272,5 +279,35 @@ in {
 				HOME = "/tmp/mobile-proxy-home";
 			};
 		};
+
+		users.extraUsers.matrix-rooms = {
+			description = "mobile-proxy Service User";
+		};
+
+		systemd.services.matrix-rooms = let
+			package = pkgs.cryto.matrixRooms;
+		in {
+			description = "Matrix Room List Viewer";
+			wantedBy = ["multi-user.target"];
+			after = ["network.target"];
+
+			serviceConfig = {
+				ExecStart = "${package}/bin/matrix-room-list-viewer"; /* FIXME: Change binary name in its package.json at some point */
+				User = "matrix-rooms";
+				Restart = "on-failure";
+				PermissionsStartOnly = true;
+			};
+
+			# FIXME: Is a fake homes necessary for this application?
+			preStart = ''
+				mkdir -m 0700 -p /tmp/matrix-rooms-home
+				chown matrix-rooms /tmp/matrix-rooms-home
+			'';
+
+			environment =  {
+				HOME = "/tmp/matrix-rooms-home";
+				NODE_ENV = "production";
+			};
+		};
 	};
 }
diff --git a/configuration/packages/matrix-rooms/default.nix b/configuration/packages/matrix-rooms/default.nix
new file mode 100644
index 0000000..e464ff2
--- /dev/null
+++ b/configuration/packages/matrix-rooms/default.nix
@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+	pkgs.cryto.nodeApplication {
+		name = "matrix-rooms";
+		source = pkgs.stdenv.mkDerivation {
+			name = "matrix-rooms-application";
+			src = pkgs.cryto.fetchFromCrytoGit {
+				owner = "joepie91";
+				repo = "matrix-room-list-viewer";
+				rev = "5912b79024cba33ee7e291f325d0286b8304af99";
+				sha256 = "199in3m3vll0i0qsz869x2q6zqn1xxgyvia3fxnmschvfmybbf8r";
+			};
+
+			buildCommand = ''
+				mkdir -p $out
+				tar -xzvf $src -C $out
+			'';
+		};
+	}