As the title says, I could use an exhaustive list of all Stack Exchange sites that use MathJax. If the list included any site-specific customizations made to the MathJax configuration on each site, that would be even better.
These sites support MathJax:
This list was complete as of 2014-01-17 and has been updated by the community since then. If you notice that this list has become outdated, please update it. Thanks!
Run the Stack Snippet to get the live list based on /sites from the Stack API: