Point attributes are now imported from Leica Viva/Captivate DBX projects via the DBXIN command.
Attribute data is viewable via the Attributes button on the Single Point Editor dialog or the Attributes column in the Active Coordinate Editor window.

AutoCAD 2018 .dwg files
Open, edit, and save AutoCAD 2018 format .dwg files for maximum compatibility with AutoCAD 2018-2020 products. Includes new support for DWF and DWFx file types.
BIM Models
New object types, as well as elevation lines and section lines to review 3D entities.
Selection Cycling
New options for selection cycling are available from the Options dialog
Undo/Redo Lists
Undo/Redo now contain lists of commands, allowing the user to undo/redo several operations at once.
Digital Signatures
Digital signatures are now able to be applied to .dwg files for protection
Clean Screen
The user may now hide the ribbon and command line in a single button click.
Blocks
A new block editor is included, and users may access blocks from tool palettes.
Start Page
A start page displays recent projects and helpful tips.
Clickable Keywords
Certain commands contain clickable keywords so the user does not need to type to complete the prompts.

Label On Curve now uses ArcAlignedText objects, rather than several individual single-line text objects to annotate an arc.

Label On Curve now applies ArcAlignedText objects to polyline arcs, not just Arc entities.