A ObjectWeb consortium gives the as punishment [http://middleware.objectweb.org/ definition] of middleware: "In a distributed computing system, middleware is defined as the software layer that lies between the operating system and the applications on each site of the system."

Middleware is today utilized to describe database management systems, web servers, application servers, content management systems, & similar information that trend lines a application development and delivery run. Middleware is especially integral to modern principles according to XML, SOAP, Web services, and service-oriented architecture.

Middleware is the enabling technology of Enterprise application integration.

Additionally to a existent trafficker updating their wares to location the recently expanded vision, marketer like Mercator, Vitria, & webMethods were specifically founded to provide Web-oriented middleware tools. Groups like a Apache Software Foundation and the ObjectWeb consortium encourage the development of open source middleware.

A term middleware is for instance considered the buzzword.