diff --git a/hal-core/resources/web/api/openapi.json b/hal-core/resources/web/api/openapi.json
index 4f512162..a3dbf042 100644
--- a/hal-core/resources/web/api/openapi.json
+++ b/hal-core/resources/web/api/openapi.json
@@ -19,6 +19,7 @@
             "type": "object",
             "$ref": "#/components/schemas/dataClass"
           },
+          "dataType": {"type": "string"},
           "name": {"type": "string"},
           "id": {"type": "integer"},
           "map": {
@@ -29,7 +30,8 @@
           "config": {
             "type": "object",
             "$ref": "#/components/schemas/configClass"
-          }
+          },
+          "configType": {"type": "string"}
         }
       },
 
@@ -86,8 +88,6 @@
       "configClass": {
         "type": "object",
         "properties": {
-          "typeConfig": {"type": "string"},
-          "typeData": {"type": "string"}
         }
       },
 
@@ -198,7 +198,7 @@
               "type": "string"
             },
             "in": "query",
-            "name": "typeConfig",
+            "name": "configType",
             "required": false
           },
           {
@@ -206,7 +206,7 @@
               "type": "string"
             },
             "in": "query",
-            "name": "typeData",
+            "name": "dataType",
             "required": false
           }
         ]
@@ -276,7 +276,7 @@
               "type": "string"
             },
             "in": "query",
-            "name": "typeConfig",
+            "name": "configType",
             "required": false
           },
           {
@@ -284,7 +284,7 @@
               "type": "string"
             },
             "in": "query",
-            "name": "typeData",
+            "name": "dataType",
             "required": false
           },
           {
diff --git a/hal-core/resources/web/event_overview.tmpl b/hal-core/resources/web/event_overview.tmpl
index 130250a6..9fd32adb 100644
--- a/hal-core/resources/web/event_overview.tmpl
+++ b/hal-core/resources/web/event_overview.tmpl
@@ -57,7 +57,7 @@
                         // Only update if data has changed
                         row.dataset.deviceId = deviceData.id;
                         row.cells[0].innerHTML = "<a href='?id=" + deviceData.id + "'>" + deviceData.name + "</a>";
-                        row.cells[1].innerHTML = deviceData.config?.typeConfig;
+                        row.cells[1].innerHTML = deviceData.configType;
                         row.cells[2].innerHTML = deviceData.data?.valueStr;
 
                         row.dataset.timestamp = deviceData.data?.timestamp;
@@ -65,7 +65,7 @@
                         $(row.cells[3]).relTimestamp();
 
                         var actionHtml = "";
-                        switch (deviceData.config?.typeData) {
+                        switch (deviceData.dataType) {
                             case "ColorEventData":
                                 actionHtml =
                                         '<input type="hidden" name="type" value="color">' +
diff --git a/hal-core/src/se/hal/intf/HalAbstractDevice.java b/hal-core/src/se/hal/intf/HalAbstractDevice.java
index d934af9e..c1d9d7fa 100644
--- a/hal-core/src/se/hal/intf/HalAbstractDevice.java
+++ b/hal-core/src/se/hal/intf/HalAbstractDevice.java
@@ -244,27 +244,32 @@ public abstract class HalAbstractDevice<V extends HalAbstractDevice, C extends H
         DataNode deviceNode = new DataNode(DataNode.DataType.Map);
         deviceNode.set("id", getId());
         deviceNode.set("name", getName());
-        deviceNode.set("user", getUser().getUsername());
+        deviceNode.set("owner", getUser().getUsername());
 
         DataNode mapNode = deviceNode.set("map", DataNode.DataType.Map);
         mapNode.set("x", getMapX());
         mapNode.set("y", getMapY());
 
         if (getDeviceConfig() != null) {
-            DataNode configNode = deviceNode.set("config", DataNode.DataType.Map);
-            configNode.set("typeConfig", getDeviceConfig().getClass().getSimpleName());
-            configNode.set("typeData", getDeviceConfig().getDeviceDataClass().getSimpleName());
+            deviceNode.set("configType", getDeviceConfig().getClass().getSimpleName());
 
+            DataNode configNode = deviceNode.set("config", DataNode.DataType.Map);
             for (Configurator.ConfigurationParam param : getDeviceConfigurator().getConfiguration()) {
                 configNode.set(param.getName(), param.getString());
             }
+        } else {
+            deviceNode.set("configType", (String)null);
         }
 
         if (getDeviceData() != null) {
+            deviceNode.set("dataType", getDeviceConfig().getDeviceDataClass().getSimpleName());
+
             DataNode dataNode = deviceNode.set("data", DataNode.DataType.Map);
             dataNode.set("value", getDeviceData().getData());
             dataNode.set("valueStr", getDeviceData().toString());
             dataNode.set("timestamp", getDeviceData().getTimestamp());
+        } else {
+            deviceNode.set("dataType", (String)null);
         }
 
         return deviceNode;
diff --git a/hal-core/src/se/hal/page/api/EventApiEndpoint.java b/hal-core/src/se/hal/page/api/EventApiEndpoint.java
index bde0a58a..fbd0c0cb 100644
--- a/hal-core/src/se/hal/page/api/EventApiEndpoint.java
+++ b/hal-core/src/se/hal/page/api/EventApiEndpoint.java
@@ -39,12 +39,12 @@ public class EventApiEndpoint extends HalApiEndpoint {
         // Get Action
         // --------------------------------------
 
-        String[] req_ids = new String[0];
+        String[] reqIds = new String[0];
         if (request.get("id") != null)
-            req_ids = request.get("id").split(",");
+            reqIds = request.get("id").split(",");
 
-        String req_typeConfig = request.get("typeConfig");
-        String req_typeData = request.get("typeData");
+        String reqConfigType = request.get("configType");
+        String reqDataType = request.get("dataType");
 
         // Filter devices
 
@@ -53,19 +53,19 @@ public class EventApiEndpoint extends HalApiEndpoint {
             boolean filter_match = true;
 
             // id filtering
-            if (!ObjectUtil.isEmpty((Object) req_ids) && !ArrayUtil.contains(req_ids, "" + event.getId())) {
+            if (!ObjectUtil.isEmpty((Object) reqIds) && !ArrayUtil.contains(reqIds, "" + event.getId())) {
                 filter_match = false;
             }
 
             // device type filtering
-            if (!ObjectUtil.isEmpty(req_typeConfig) &&
-                    !event.getDeviceConfig().getClass().getSimpleName().equals(req_typeConfig)) {
+            if (!ObjectUtil.isEmpty(reqConfigType) &&
+                    !event.getDeviceConfig().getClass().getSimpleName().equals(reqConfigType)) {
                 filter_match = false;
             }
 
             // data type filtering
-            if (!ObjectUtil.isEmpty(req_typeData) &&
-                    !event.getDeviceConfig().getDeviceDataClass().getSimpleName().equals(req_typeData)) {
+            if (!ObjectUtil.isEmpty(reqDataType) &&
+                    !event.getDeviceConfig().getDeviceDataClass().getSimpleName().equals(reqDataType)) {
                 filter_match = false;
             }
 
@@ -81,6 +81,7 @@ public class EventApiEndpoint extends HalApiEndpoint {
 
         for (Event event : events) {
             DataNode deviceNode = event.getDataNode();
+            deviceNode.set("type", "Event");
             root.add(deviceNode);
         }
 
diff --git a/hal-core/src/se/hal/page/api/SensorApiEndpoint.java b/hal-core/src/se/hal/page/api/SensorApiEndpoint.java
index 1234773c..f9992105 100644
--- a/hal-core/src/se/hal/page/api/SensorApiEndpoint.java
+++ b/hal-core/src/se/hal/page/api/SensorApiEndpoint.java
@@ -46,8 +46,8 @@ public class SensorApiEndpoint extends HalApiEndpoint {
         if (request.get("id") != null)
             reqIds = request.get("id").split(",");
 
-        String reqTypeConfig = request.get("typeConfig");
-        String reqTypeData = request.get("typeData");
+        String reqConfigType = request.get("configType");
+        String reqDataType = request.get("dataType");
 
 
         List<Sensor> sensors = new ArrayList<>();
@@ -60,14 +60,14 @@ public class SensorApiEndpoint extends HalApiEndpoint {
             }
 
             // device type filtering
-            if (!ObjectUtil.isEmpty(reqTypeConfig) &&
-                    !sensor.getDeviceConfig().getClass().getSimpleName().equals(reqTypeConfig)) {
+            if (!ObjectUtil.isEmpty(reqConfigType) &&
+                    !sensor.getDeviceConfig().getClass().getSimpleName().equals(reqConfigType)) {
                 filter_match = false;
             }
 
             // data type filtering
-            if (!ObjectUtil.isEmpty(reqTypeData) &&
-                    !sensor.getDeviceConfig().getDeviceDataClass().getSimpleName().equals(reqTypeData)) {
+            if (!ObjectUtil.isEmpty(reqDataType) &&
+                    !sensor.getDeviceConfig().getDeviceDataClass().getSimpleName().equals(reqDataType)) {
                 filter_match = false;
             }
 
@@ -118,6 +118,7 @@ public class SensorApiEndpoint extends HalApiEndpoint {
                 deviceNode.set("aggregate", aggregateNode);
             }
 
+            deviceNode.set("type", "Sensor");
             root.add(deviceNode);
         }