Well met,
OpenCOBOL can now be an HTTP server by leveraging Vala and the libsoup bindings.
See http://www.opencobol.org/modules/newbb/viewtopic.php?topic_id=1203&forum=1&post_id=6020#forumpost6020 for details.
Introductory steps. More to do to make it playable.
Cheers,
Brian