Free 3D Information Retrieval Add-in for Revit

From the Autodesk Exchange Apps website...

Using the 3D Information Retrieval (3DIR) search tool for Autodesk® Revit® you can quickly find elements in your building model that contain the words or phrases that you are seeking. Additionally it will search within the contents of linked documents, search within a specified 3D space, and identify the search results graphically.

The free 3D Information Retrieval add-in is brought to you by 3DIR.

There's more information available on the Autodesk Exchange Apps website.