CADopia 19 Standard is a full-featured CAD solution.
Following new features are included in CADopia 19 in addition to the features of all previous 18 releases:

DWG 2018 Support
Support for Digital Signature
New Layer Manager Palette
Polysolids

The major features supported in CADopia 18 Standard are:
Powerful CAD functionality:

AutoCAD 2.5-2018 DWG Support
Microstation DGN file Underlays
Comprehensive suite of drafting, design and detailing tools
Supports standard CAD commands
Supports standard menu (.MNU) files
Revision tools
Optional Dark User Interface
Redefine base point of a block
Edit block attribute properties
Dynamic custom coordinate system
2D Spiral and 3D Helix
Formulas in tables and export to Excel
Annotate with multi-leaders
Usability improvements
Edit multileader
Viewport clipping
Export Adobe Acrobat (PDF) files from your drawings
Import PDF files and save as DWG file
Import/export DWF files for viewing drawings on the Internet
Raster Image insertion and editing
Clipping support for references, images and viewports
Quick input
Annotation scaling
Pattern hatch
Curved text
Drawing tab
Heads-up display toolbar
Layer state manager
Polar tracking
Ribbon interface
Design Resources
Quick grouping and ungrouping
Drawing standards verification and support for DWS files
Complex Linetype
Boundary and associative hatching
Dimensioning and annotations
Smart Dimensions
Dimensions on Sheets to Model Geometry
Flipping Dimension Arrows
Attributes, text, multiline text
Printing and plotting
TrueType fonts
Print Style Tables
Template files
Miscellaneous utility tools
The digital User Guide is included in Adobe Acrobat PDF format
Support for floating network licenses

Productivity Tools:

Add/edit voice note
Power Trim
Tabs for paper-space layouts
Property sheets
Entity Lineweight Support
User Profiles Manager
ActiveX support including in-place editing
Real time pan and zoom & more.