diff --git a/examples/Extensions/grottdomo.py b/examples/Extensions/grottdomo.py
new file mode 100644
index 00000000..9fb771c2
--- /dev/null
+++ b/examples/Extensions/grottdomo.py
@@ -0,0 +1,86 @@
+import datetime
+import os
+import json
+import requests
+
+def grottext(conf, data, jsonmsg) :
+    """
+    Grot extension to update the corresponding domoticz energy counters with the latest data
+    extvar configuration:
+    "domoticz_ip": ip adres of domoticz
+    "domoticz_port": port number domoticz
+    "serial_id": idx number in domoticz for the corresponding energy counter
+    example in grott.ini (2 inverters used, one or more is possible):
+        [extension]
+        # grott extension parameters definitions
+        extension = True
+        extname = grottdomo
+        extvar = {"domoticz_ip": "127.0.0.1","domoticz_port": "8080",  "TCG2A4XXXX": "2084", "TCG2A4XXXX": "2085"}
+
+    Updated: 2023-10-04
+    Version 1.0.0
+    """
+
+    resultcode = 0
+
+    if conf.verbose :
+
+        print("\t - " + "Grott extension module entered ")
+        ###
+        ### uncomment this print statements if you want to see the information that is availble.
+        ###
+
+        print(jsonmsg)
+        # print(data)
+        # print(dir(conf))
+        # print(conf.extvar)
+    jsonobj = json.loads(jsonmsg)
+
+    values = {
+        "device":jsonobj["device"],
+        "time":jsonobj["time"],
+    }
+
+    for key in jsonobj["values"]:
+        # test if there is an divide factor is specifed
+        try:
+           keydivide =  conf.recorddict[conf.layout][key]["divide"]
+        except:
+           keydivide = 1
+ 
+        if type(jsonobj["values"][key]) != type(str()) and keydivide != 1:
+            values[key] = jsonobj["values"][key]/keydivide
+            if key == "totworktime":
+                # round totworktime a bit so it doesn't take 18 characters
+                values[key] = round(values[key], 2)
+        else:
+            values[key] = jsonobj["values"][key]
+ 
+
+    deviceId = jsonobj["device"]
+    if conf.verbose :
+        print("\nDeviceId = " + deviceId)
+        print(values)
+
+    try:
+        meter_idx = conf.extvar[deviceId]
+    except:
+        print ("Meter idx for "+deviceId + " not found, add it to grott.ini in plugin data with the meter id in domoticz")
+
+    domoticz_ip = conf.extvar["domoticz_ip"] 
+    domoticz_port = conf.extvar["domoticz_port"]
+    power = values["pvgridpower"]
+    total = values["pvenergytotal"] * 1000
+    new_meter_value =  str(power) + ";" + str(total) 
+
+    domoticz_url = f"http://{domoticz_ip}:{domoticz_port}/json.htm?type=command&param=udevice&idx={meter_idx}&nvalue=0&svalue={new_meter_value}"
+
+    response = requests.get(domoticz_url)
+    if conf.verbose :
+        if response.status_code == 200:
+            print("Meter bijgewerkt met succes! " + domoticz_url)
+        else:
+            print(f"Fout bijwerken van de meter - Statuscode: {response.status_code}")
+
+
+    return resultcode