Did you miss the recent update to Whitefeet Tools? These are probably the oldest and most robust database editing tools for Revit.
The highly experienced developer, Mario Guttman, is also actively working on Project Hummingbird (a set of Grasshopper components that facilitate the creation of Revit native geometry). Check it out at:
and download at
The latest version of Whitefeet can be downloaded by following the instructions at: