The NLP Interchange Format (NIF) is an RDF/OWL-based format that aims to achieve interoperability between Natural Language Processing (NLP) tools, language resources and annotations. NIF consists of specifications, ontologies and software (overview), which are combined under the version identifier "NIF 2.0", but are versioned individually.
This document contains pointers to all the important resources relevant for the NLP Interchange Format (NIF), Version 2.0. Although the road to complete interoperability is still long, NIF is already successful in providing best practices and a solid foundation for the most frequent use cases. This foundation is created by:
NIF 2.0 is a set of resources which constitute a major, not backward-compatible improvement upon the previous version NIF 1.0. Since NIF 2.0 is very diverse and it consists of specifications, ontologies, implementations and corpora. NIF is maintained by the NLP2RDF community project If you are interested in NLP2RDF, you can write emails to the nlp2rdf discussion list or sign up directly below: