yaps

from The Free On-line Dictionary of Computing (8 July 2008)

YAPS

   Yet Another Production System?  {College Park Software}.  A
   commercial {production system} rule language, simpler than
   {OPS5}.  YAPS allows {knowledge bases} to be attached to
   instances of {CLOS} {objects}.

   E-mail: Liz Allen <[email protected]>.