Off-the-self coreference packages

Arkref: http://www.ark.cs.cmu.edu/ARKref/

Stanford: http://nlp.stanford.edu/software/dcoref.shtml

BART: http://www.bart-coref.org/ --> http://www.bart-anaphora.org/

Illinios: http://cogcomp.cs.illinois.edu/page/software_view/18

GATE: http://gate.ac.uk/gate/doc/plugins.html (ANNIE)

Reconcile: http://www.cs.utah.edu/nlp/reconcile/

(to be updated)