> For the complete documentation index, see [llms.txt](https://api.pyblish.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.pyblish.com/environment-variables/pyblish_gui.md).

# PYBLISH\_GUI

Set which GUI to register and load.

## Usage

Setting this environment variable will enable Pyblish to register and load a GUI.

## Example

```python
import os
os.environ["PYBLISH_GUI"] = "pyblish_qml"
```

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