The PyXLL/Jupyter interface would be drab without custom menus and graphical feedback.
Excel Dropdown with NO worksheet data list (with video) Nov 2020
Wind and Fireproofing Dec 2017
Stand alone python program easily calculates wind loads on wide flange steel of any geometry or orientation, with or without fireproofing (video screen capture included).
Steel Properties App using PyQt Dec 2017
I’m partial, but I like this tool.