Estar

Estar may refer to:


 * Estar, West Virginia, unincorporated community in West Virginia, United States
 * Estar Avia, passenger charter airline based in Russia
 * eSTAR project, multi-agent system that aims to implement a true heterogeneous network of robotic telescopes for automated observing
 * Navistar eStar, electric van by Navistar International
 * One of the Romance copula forms (i.e. the verb "to be")
 * ESTAR Base, the Eastman Kodak brand of BOPET film