NCSA

NCSA may refer to:

• National Center for Supercomputing Applications
  • NCSA HTTPd, an early web server developed at this center
    • NCSA log formats, different server log formats developed for aforementioned web server
• University of North Carolina School of the Arts
• National Cyber Security Alliance
• NC*SA, the North Carolina System Administrators group
• National Cadet Special Activities, run by the Civil Air Patrol
• NATO Communications and Information Systems Services Agency
• National Child Search Assistance Act