---
title: OpenDTU
description: OpenDTU Widget
---

[OpenDTU](https://github.com/tbnobody/OpenDTU) - Software for ESP32 to talk to Hoymiles Inverters.

Allowed fields: `["yieldDay", "relativePower", "absolutePower", "limit"]`.

```yaml
widget:
  type: opendtu
  url: http://opendtu.host.or.ip
```