Active 8.x javascript issues

User pain Issue Created
54% details#736066: ajax.js insert command sometimes wraps content in a div, potentially producing invalid HTML and other bugs 2010-03-09
54% details#1988968: Drupal.ajax does not guarantee that "add new JS file to page" commands have finished before calling said JS 2013-05-08
54% details#2493957: Add back errors & summary support to native HTML5 details tag 2015-05-23
54% details#2531700: Fragment links to children elements in closed grouping elements don't work 2015-07-12

Sorting of the JavaScript issue queues based on user pain rating.

User pain = Type * Priority * Public / Max score

Highlighted rows are killer issues , issues that take a significant effort to fix due to their complexity.