SherdJS is currently being maintained as part of Mediathread, in media/js/lib/sherdjs
(https://github.com/ccnmtl/mediathread/tree/master/media/js/lib/sherdjs) and the bookmarklet has its own repository at https://github.com/ccnmtl/mediathread-bookmarklet.
This repository has been archived by the owner on Mar 9, 2021. It is now read-only.