DNG profile editor for Monterey

The old software still works but it's buggy, espeically in displaying all GUI elements. 

You can download the latest DNG Profile Editor directly from Adobe.com:

https://helpx.adobe.com/camera-raw/digital-negative.html 

It appears to work on my Mac OS 12.4, though it has some UI glitches and I haven't run it extensively for at least a year.

"create custom White Balance profile and place it in the Camera Calibration section of Lightroom for Infrared photography."

For reference by future readers, this article explains how to use the DNG Profile Editor to create a custom camera profile that provides a greater range for the White Balance Temp slider, suitable for infrared photography:

https://blog.robsheaphotography.com/2019/10/19/creating-infrared-custom-profile-lightroom-photoshop.html

AFAIK there is no such thing as a 'white balance profile'. I assume you mean a custom camera profile. https://community.adobe.com/t5/camera-raw-discussions/can-t-download-dng-profile-editor/td-p/11950848
I am not sure if this still works on 64 bits only MacOS versions, however.

I don't know, but I'm sure Google knows.