The National Center for Supercomputing Applications (NCSA), located at the University of Illinois at Urbana-Champaign, provides high-performance computing resources and works with research communities to develop new computing and software technologies. NCSA participates in a wide-range of national and international projects developing open-source solutions to support distributed science, engineering, and social science/humanites communities. The software ranges from high-performance computational codes to general tools for data management, security, collaboration, and social computing.