IntelliCAD Technology Consortium įounded in 1999, the IntelliCAD Technology Consortium ('ITC') is the international, non-profit organizational body that develops the IntelliCAD engine and development platform for its members. ITC IntelliCAD is not sold directly to end users but is licensed to consortium members, who support the shared development by paying annual fees, similar to a co-op arrangement, in exchange for permission to distribute IntelliCAD-based solutions worldwide with their own end-user license agreements. IntelliCAD emulates the basic interface and functions of AutoCAD, however, it is particularly able to incorporate and interchange freely between a wide variety of file types (i.e. IntelliCAD is a CAD editor and development platform with an Application Programming Interface API published by the IntelliCAD Technology Consortium ('ITC') through shared development.