Autodesk 3ds Max 2021 Developer Help #528994

About the 3ds Max SDK
The 3ds Max Software Development Kit (SDK) allows programmers to extend the features,
functionality, and interface of 3ds Max, primarily using C++.
This section provides information about the contents of the 3ds Max SDK, the hardware and
software requirements, and the different plug-in types that can be built for 3ds Max.
SDK Requirements
This topic provides information about the platform requirements for building plug-ins in
different versions of 3ds Max.
The following table shows the supported operating systems, compatible 3ds Max SDK,
supported C++ compiler, .NET Framework and Qt versions, for each 3ds Max version.
Note: Older SDK requirements can be found in SDK Requirements Archive.