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Paraline is an Autodesk® Revit® program extension that allows you to convert the detail elements from standard orthographic drawings like plans and elevations into 3D isometric drawings.
For an introduction, see this YouTube video.
About This VersionVersion 2021.1.1.0, 5/23/2020
Updated to support Revit 2021. Final update. There will be no more updates after this one.