Sources for Downloads
Keep in mind that some of the components are large files and may considerably slow down regeneration and rendering speed. Look for .rfa file types.
The following sources have general building and construction content.
Autodesk Seek. This site links to manufacturers with downloadable Revit content allowing you to search by object type as well as MasterFormat section number.
ARCAT. This site links to manufacturers with downloadable Revit content.
Revit City. Components are listed by MasterFormat section numbers. Please note that the components loaded to Revit City are generated by users. Accuracy and integrity is not certain but you may find components not found elsewhere.
Best Revit Blogs This page comes from a site run out of the Cal Poly School of Architecture. The page is simply a list of other blogs.
Revit City This site houses downloadable content as well as forums and articles on the software.
Essential Skills Videos There are some useful videos housed on the Autodesk site.