RDB Link Tool

Name: RDB Link Tool
Author: Autodesk
Compatibility: Revit 2010 (Arch, Struct, MEP)
Cost: Free
URL: http://labs.autodesk.com/utilities/revit_rdb/
Description: The RDBLink tool allows the user to export data from the elements in a Revit project and maintain relationships against data that exists outside of Revit.

Biggest Brains Revit Utilities

Name: Revit Utilities
Author: Biggestbrains.com
Compatibility: All Revit
Cost: Free
URL: http://www.biggestbrains.com/revit/
Description: Compare and merge shared parameter files, delete backups, type catalog tools, report version of revit family file.

familyManager

Name: familyManager
Author: familit
Compatibility: Revit 2008 (through API)
Cost: $69
URL: http://www.familit.com/
Description: Manage Content Libraries

ideate explorer

Name: ideate explorer
Author: Ideate Inc.
Compatibility: Revit 2009
Cost: $145
URL: http://www.ideateexplorer.com/
Description: intuitive and profound way to search, quantify and select elements in a Revit model.

Toolbox4Revit

Name: Toolbox4Revit
Author: Jochen Reichert
Compatibility: Revit 2008, Revit 2009 64-bit
Cost: WallFilter FREE, FilterTool 39Euro
URL: http://toolbox4revit.com/
Description: Filter selection by family AND family type.