Since the GitHub wiki does not support directories, I want to put my md files into GitHub pages. However when I open them I found they are not interpreted at all. GitHub just gi
Another reason (found by experience) why you might get a raw index.md file, is if you happen to also have a similarly-named index.html file. This blocks GH Pages.
Deleting index.html produces (on the site) a new index.html with parsed markdown. The original index.md is then no longer accessible.