XMS

XMS may refer to:


 * Cray XMS, a vector processor minisupercomputer
 * eBuddy XMS, instant-messaging service
 * ISO 639:xms, Moroccan Sign Language
 * Macas Airport (IATA: XMS), Ecuador
 * XMS Capital Partners, a global financial services firm
 * eXtended Memory Specification, an application programming interface for storing data in extended memory on IBM PC systems
 * XMS, an API offered by IBM WebSphere MQ