CRS-1

CRS-1 may refer to:


 * Cisco CRS-1, a family of Cisco's Carrier Routing System
 * SpaceX CRS-1, flight for SpaceX's uncrewed Dragon cargo spacecraft
 * Cygnus CRS-1, flight for Orbital Sciences Cygnus cargo spacecraft
 * Commercial Resupply Services &mdash; Phase 1 Missions of NASA