Board Thread:Support Requests - Getting Technical/@comment-26994636-20171021132735/@comment-33008805-20171021141229

You can use API:Categorymembers and JavaScript to grab pages in a category. The included example prints the titles of the first 500 pages in the JavaScript category on the Dev wiki to the browser console: I'm sure you could modify this to suit your needs. Also, for future reference, it is generally helpful to include links to the relevant pages on your wiki.