##eyeLike An OpenCV based webcam gaze tracker based on a simple image gradient-based eye center algorithm by Fabian Timm. I am in the process of implementing the subpixel eye corner tracking algorithm by Jie Zhu.
This is still a work in progress and does not track gaze yet.
##Blog Article:
##Paper: Timm and Barth. Accurate eye centre localisation by means of gradients. In Proceedings of the Int. Conference on Computer Theory and Applications (VISAPP), volume 1, pages 125-130, Algarve, Portugal, 2011. INSTICC.
(also see youtube video at http://www.youtube.com/watch?feature=player_embedded&v=aGmGyFLQAFM)