ElementSelector Pro is a free Autodesk® Revit® Add-Ins Application to Filter, Preview, and Select elements from an active view, a level, current selection or entire project by its category and a parameter value. And these additional useful features are included:
This post is about creating Revit massings elements by given rooms elements with IronPython in Revit Dynamo Application.
Transfer Legend Revit AddIns is a free application and helps you to transfer/copy existing legends from a Revit linked document file to the current document with a few simple clicks and compatible with all recently released Revit versions. (tested in 2017, 2018, 2019, 2020)