Send toast notifications to LG webOS TVs from Node-RED. Works with webOS 10+ (2025 TVs).
npm install node-red-contrib-lgtv-notifySend toast notifications to LG webOS Smart TVs from Node-RED.
Works with webOS 10+ (2025 TVs) - Includes built-in SSL handling for newer TV firmware.
- Simple toast notifications on your LG TV
- Works with webOS 3.0 and newer (including 2025 models)
- Automatic SSL certificate handling (no manual configuration needed)
- Auto-reconnection and message queuing
- Saves pairing key for seamless future connections
1. Open Node-RED
2. Go to Menu > Manage palette > Install
3. Search for node-red-contrib-lgtv-notify
4. Click Install
``bash`
cd ~/.node-red
npm install node-red-contrib-lgtv-notify
Then restart Node-RED.
1. Drag an LG TV notify node onto your flow
2. Double-click to configure
3. Add a new TV configuration with your TV's IP address
4. Deploy
5. Important: Check your TV for a pairing prompt and accept it
After accepting the pairing prompt once, the node will remember the connection key.
`
[inject] → [lgtv-notify] → [debug]
Set msg.payload to your notification message:
`javascript`
msg.payload = "Someone is at the front door!";
return msg;
Import this flow into Node-RED (Menu → Import):
`json`
[{"id":"a1b2c3d4","type":"inject","name":"Send Notification","props":[{"p":"payload"}],"payload":"Hello from Node-RED!","payloadType":"str","repeat":"","crontab":"","once":false,"x":160,"y":100,"wires":[["e5f6g7h8"]]},{"id":"e5f6g7h8","type":"lgtv-notify","name":"LG TV","tv":"","message":"","x":370,"y":100,"wires":[["i9j0k1l2"]]},{"id":"i9j0k1l2","type":"debug","name":"Response","active":true,"tosidebar":true,"complete":"true","x":540,"y":100,"wires":[]}]
1. Import the flow above
2. Double-click the "LG TV" node and configure your TV's IP address
3. Deploy
4. Accept the pairing prompt on your TV
5. Click the inject button to send a notification
`
[mqtt in] → [function] → [lgtv-notify]
doorbell format
Function node:
`javascript``
msg.payload = "Doorbell: " + msg.payload;
return msg;
- LG webOS Smart TV (webOS 3.0 or newer)
- TV and Node-RED on the same network
- "LG Connect Apps" enabled on the TV
- Settings > General > External Device Manager > LG Connect Apps
1. Make sure the TV is powered on (not in standby)
2. Check that "LG Connect Apps" is enabled
3. Verify the IP address is correct
4. The TV takes ~25 seconds after power-on before the API is available
- Restart Node-RED and redeploy the flow
- Try removing and re-adding the TV configuration
- Notifications only appear when the TV is on and displaying content
- Maximum message length is 60 characters
If you find this useful, consider buying me a coffee:
MIT
Built on lgtv2 by Sebastian Raff.