Rhino C++ SDK
The Rhino C++ Software Development Kit (SDK) provides C++ developers the tools needed to develop plug-ins for Rhino. Details...

RhinoCommon .NET SDK

The RhinoCommon .NET SDK allows you to customize and extend Rhino 5 using any .NET 4.0 language including Microsoft Visual C# and Visual Basic. Details...

Rhino .NET SDK
The Rhino .NET SDK allows you to customize and extend Rhino 4 and Rhino 5 using any .NET 2.0 language including Microsoft Visual C# and Visual Basic. Details...

Rhino Renderer Development Kit (RDK)
The Rhino RDK, included with the Rhino SDK is a collection of tools that extend the Rhino SDK with rendering specific capabilities, including material, environment and texture editors, a frame buffer, displacement mapping, procedural textures, and many rendering u/i widgets. Details...

Rhino Application Platform (RAP)
The Rhino Application Platform (RAP) provides the tools for developers to wrap their application around Rhino by creating a custom Skin. Details...

Help and Support 
Post your questions or read other people's questions and answers on the SDK Developer Support Forum.