The Free On-line Dictionary of Computing (30 December 2018):

NeXT, Inc.

    The company founded by Steve Jobs [in ?] following
   his involuntary departure from Apple Computer, Inc..  NeXT
   produced both the hardware and operating system
   (NEXTSTEP).  They changed their name to "NeXT Software" when
   they stopped making hardware and released NEXTSTEP For Intel
   processors.  The company was bought by Apple in 1997(?).

   (1999-11-25)