Image to text for blind people

Hi,

I am new here and I did a search on this topic without any result. So here is the questions

If want to use a Lib / Model to extract a description from an image to text - wich one is the recommended?

Also if I want described an image of a diagram with the actual data inside to text - Whats your recommendation?

I am attaching examples of diagrams. I magine I want to describe those to a blind person.

Many tnx in advance