What I want to know is, what is your goal? Do you have an end result in mind? Eg. Learning? Sharing the sheets? Making online calculators for fun? Or do you wan

What I want to know is, what is your goal? Do you have an end result in mind? Eg. Learning? Sharing the sheets? Making online calculators for fun? Or do you want to turn this into a business? Can you share example links for what you have in mind? Without a clear goal you will get as many suggestions as there are developers in this thread. Best of luck with whatever you end up doing