This review explores the new features and enhancements in the 2019 version of Allplan, including a new Planes palette which makes it easier to set up and manage the building structure of the project, the ability to create freeform 3D surfaces and use them as reference planes, a new Stair Modeler tool that can be used to create complex stairs more easily and accurately, a brand-new dedicated add-on for parametric bridge design, and several other enhancements for modeling, detailing, and interoperability.