We have a lot of questions regarding the Server and accessibility - how to make an interactive graphic available for visual impaired persons? It's not easy to implement: the graphic (or image) is changing for each action we take.
Then I found this - I think it was a post on LinkedIn, if I remember correctly... but seems amazing! Let us know if you tried it and what was your experience: can be a good complement to the Tableau Server solution where you work!
A tool to generate highlights for your Tableau Dashboards: