NHibernate Search is a port of Hibernate Search. NHibernate Search transparently indexes your objects and offers fast regular, full-text search.
NHibernate Search build against NHibernate 4.0.4.4000 and Lucene 3.0.3
To install NHibernate Search, run the following command in the Package Manager Console
PM> Install-Package NHibernate.Search.M2