Code is available on Github: <a href="https://github.com/allenai/scholarphi" rel="nofollow">https://github.com/allenai/scholarphi</a><p>This is a project by the Allen Institute for Artificial Intelligence. I have no affiliation.<p>The link above is to an active demo. I'm not sure how scalable the backend is so far, so it may crash if there is significant load.