From the AGACAD website:
Free Revit® Family Search & Sort Utility
Smart Browser Free lets you easily find families in external libraries on your computer or server, check their types and parameters, view them in 2D or 3D, then drag-and-drop to add elements to your project.
Our desire is to spread Smart Browser among as many people as possible, so they can benefit by saving time and reducing frustration. Over 10,000 Revit users…