While the old "Standard" version was primarily ActiveX-based, VDF is a native .NET component (compatible with .NET 6+ and .NET Framework) that includes an ActiveX wrapper for backward compatibility with older environments like Delphi and VB6.
As of January 2024, the framework has been consolidated into an "All in One" suite , combining the core graphics engine with the Web Library, IFC support, and Ray Tracing (vdRay). Key Capabilities and Technical Features
For years, was the go-to ActiveX component for basic 2D CAD functionality. As software development moved toward managed code, the engine was completely rewritten in C# to become the VectorDraw Developer Framework (VDF) .