off-Broadway 
adjective
(Of a theatre, play, or performer) located in or associated with an area of New York other than Broadway, typically with reference to experimental productions.By age eight, she had an agent and was studying dance and performing arts, appearing in TV commercials and off-Broadway plays....
- She appeared in Broadway and off-Broadway productions.
- An off-Broadway actress, Kelly is loud, friendly, and is one of those people that everyone else seems to know.