Cepa, J.; Bongiovanni, A.; Perez Garcia, A. M.; Ederoclite, A.; Gonzalez-Serrano, J. I; Gonzalez, J. J.; Sanchez-Portal, M.; Alfaro, E. J.; Cabrera-Lavers, A.
Highlights of Spanish Astrophysics VII, Proceedings of the X Scientific Meeting of the Spanish Astronomical Society (SEA), held in Valencia, July 9 - 13, 2012, Eds.: J.C. Guirado, L.M. Lara, V. Quilis, and J. Gorgas., pp.868-873 (2013).
OSIRIS is the optical Day One instrument, and so far the only Spanish instrument, currently operating at the GTC. Building and testing an instrument for a 8-10m-class telescope with non-previous commissioning in turn, has represented a truly unique experience. In this contribution, the current status, the last commissioning results and some future prospects are given.