This is a web portal with links to websites related to GDL objects.

GDL (Geometric Description Language) is a geometrically descriptive programming language, with the help of which objects are created as a virtual model of reality.

GDL objects are used as library part (or BIM objects) by users of the CAD software ARCHICAD® from the software manufacturer Graphisoft® – a leading manufacturer of architectural BIM-Software.

GDL is open to everyone. Each ArchiCAD license includes GDL as part of the package.

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