Welcome to PLOVER

PLOVER—Political Language Ontology for Verifiable Event Records—is a next generation political event coding system under development by the Open Event Data Alliance ( which is intended to replace the earlier CAMEO system. The major features of PLOVER include:

PLOVER is currently under development but we anticipate the release of documentation before the end of 2016. Watch this space and for further developments.


Plovers (Charadriidae) are a globally-distributed family of short-billed gregarious wading birds who spend their lives frantically poking through endless stretches of sand and muck trying to find something of interest. It is difficult to imagine a better analogy to the process of coding event data.

Copyright © 2016, Open Event Data Alliance

Last update: 21 October 2016