well-behaved

well-behaved adj.  1. [primarily {{MS-DOS}}] Said of
   software conforming to system interface guidelines and standards.
   Well-behaved software uses the operating system to do chores such
   as keyboard input, allocating memory and drawing graphics.  Oppose
   {ill-behaved}.  2. Software that does its job quietly and
   without counterintuitive effects.  Esp. said of software having
   an interface spec sufficiently simple and well-defined that it can
   be used as a {tool} by other software.  See {cat}.