Here's a script to help you easily capture images in the Maya viewport. Scripts Feature
Select the image size you want to capture.
Take a photo without a background.
Easy to use
Capture up to 11 different views.
Compatible with Maya from version 2017to 2022. -for Maya 2017-2022 for Autodesk Maya 2022 try add -pythonver 2 in Target = C:\Program Files\Autodesk\Maya2022\bin\maya.exe -pythonver 2