> For the complete documentation index, see [llms.txt](https://developers.neowit.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.neowit.io/integrations/mqtt.md).

# MQTT

Neowit supports MQTT to ingress metrics from your application or edge node controller. Neowit operates an MQTT broker cluster that your application can to connect to.

* [Custom integrations with Starlark transforms](/integrations/mqtt/custom-starlark.md)
* [Native Sparkplug integrations](/integrations/mqtt/native-sparkplug.md)

## MQTT broker connection details

| Name               | Description                              |
| ------------------ | ---------------------------------------- |
| Host               | mqtt.neowit.io                           |
| Port               | TCP 8883 - Secure MQTT                   |
| Protocol           | MQTTS (TLSv1.2, TLSv1.3)                 |
| Supported versions | 3.1, 3.1.1, and 5.0                      |
| Username           | Visible during integration configuration |
| Password           | Visible during integration configuration |
| Client ID          | Visible during integration configuration |