Gable CAD


Gable CAD, or Gable 4D Series, was a British architectural
computer-aided design Computer-aided design (CAD) is the use of computers (or ) to aid in the creation, modification, analysis, or optimization of a design. This software is used to increase the productivity of the designer, improve the quality of design, improve comm ...
package initially developed in the early 1980s.


Gable CAD was developed at the
University of Sheffield , mottoeng = To discover the causes of things , established = – University of SheffieldPredecessor institutions: – Sheffield Medical School – Firth College – Sheffield Technical School – University College of Sheffield , type = pub ...
in the mid-1980s under the leadership of Professor Bryan Lawson. It was spun out into Gable CAD Systems Limited (incorporated in 1984) and retained links with the university until its demise in 1996 when a court order was made for compulsory winding up. An early
building information modeling Building information modeling (BIM) is a process supported by various tools, technologies and contracts involving the generation and management of digital representations of physical and functional characteristics of places. Building information ...
application, Gable CAD was an advanced 2D and 3D design package with different modules, and was operated via a Windows-style interface and mouse running on
UNIX Unix (; trademarked as UNIX) is a family of multitasking, multiuser Multi-user software is computer software Software is a collection of Instruction (computer science), instructions and data (computing), data that tell a computer how to ...
. It was possible to create detailed 3D models and then generate 2D drawings or rendered visualisations from the data. The assets of the company were acquired by Auxer in 1997 and aimed to complete the conversion of Gable CAD to
Windows NT Windows NT is a proprietary {{Short pages monitor