This short guide demonstrates how to add a custom menu to Rhino's menu …

This guide demonstrates two ways to create a clamped NURBS curve from a set …

This guide discusses how to add a different type of command line options to …

This guide discusses how to add curve objects to Rhino using the Rhino …

This guide demonstrates how to add a simple mesh object to Rhino in C/C++.

This guide discusses attaching custom user data to any object using the …

This brief guide demonstrates how to modify the isocurve density of a …

This guide discusses the annotation objects provided by the Rhino SDK.

This brief guide discusses similarity transformations and how to use them …

This guide demonstrates how to write and read curves to a file using C/C++.

This guide discusses how to write safe string function using C/C++.

This guide discusses Brep loop end edge directions in the openNURBS …

This guide demonstrates how to calculate the angle between two points using …

This brief guide demonstrates how to clear Rhino's Undo and Redo lists …

This guide demonstrates how to use the ON_EvPrincipalCurvatures function in …

This guide demonstrates how to create an instance definition using C/C++.

This brief guide demonstrates how to an annotation leader using C/C++.

This brief guide demonstrates how to create sublayers of a parent layer …

This guide demonstrates how to determine the curve type using C/C++.

This brief guide discusses how to determine if a brep object is a box using …

This guide demonstrates how to determine the active viewport using C/C++.

This guide demonstrates how to determine the normal direction of a Brep …

This guide demonstrates how to find points that are a specified distance …

This guide discusses how to find Rhino's installation folder.

This brief guide demonstrates how to find the parameter of a curve at a …

This brief guide demonstrates how to get all of the objects on a layer …

This guide demonstrates how to obtain attributes from model geometry …

This brief guide demonstrates how to get an object's UUID using C/C++.

This brief guide demonstrates how to determine the unit system of the …

This guide demonstrates how to convert openNURBS Lightweight Extrusion …

This guide demonstrates how to use the C/C++ CRhinoObjectIterator class to …

This brief guide discusses the use of the ON_TextLog class for debugging …

This brief guide discusses the types of meshes found in Rhino.

This brief guide discuss how to modify an object's color using C/C++.

This brief guide describes how to modify the diffuse color of an existing …

This guide covers how to pick some objects, select command options, return …

This guide demonstrates how to offset a curve on a surface using C/C++.

This brief guide demonstrates how to open a Rhino 3DM file from a plugin …

This guide demonstrates how to orient objects on a surface using C/C++.

This guide discusses periodic curves and surfaces and openNURBS toolkit.

This brief guide discusses picking components of a Brep using C/C++.

This brief guide demonstrates how to use CRhinoGetObject to pick point …

This brief guide discusses how to pick points on a surface using C/C++.

This brief guide demonstrates how to interactively select Text Dot objects …

This guide gives an overview of user data and how to use it with …

This brief guide demonstrates how to both pre-pick and post-pick objects …

This brief guide demonstrates now to obtain a layer's full path using …

This guide presents an overview of Python syntax.

Demonstrates how to read the user-added notes field from a 3DM file using …

This brief guide describes how to read render meshes using the openNURBS …

This brief guide describes how to read subdivision surfaces using the …

This guide provides instructions for registering plugins for Windows.

This brief guide discusses how to rename a layer using C/C++.

This guide discusses the proper techniques to use when running a Rhino …

This guide discusses how to save plugin settings to the Registry using …

This guide demonstrates interactively selecting objects using C/C++.

This brief guide demonstrates how to set the title of a viewport using …

This guide gives an exhaustive, step by step explanation of how to build a …

This guide discusses superfluous knots and the openNURBS toolkit.

This guide explains the structure of a Yak package.

What is a 'package manifest' and what should it include?

This guide introduces the Rhino Package Manager server - …

This brief guide demonstrates two ways of transforming Breps using C/C++

This brief guide describes how to read instance definitions using the …

This guide discusses type casting Rhino C/C++ SDK objects.

This guide covers user data using C/C++.

This guide outlines some common mistakes using sizeof when dealing with …

This guide presents an overview of VBScript statements.

This brief guide demonstrates how to drag a window to select objects.

This brief guide discuss writing text files using C/C++.

A reference for the Yak command line tool.

This guide demonstrates how to consistently read/write numbers to strings.

This guide discusses Python procedures.

This guide contains a brief example of a component that deals with some …

This guide discusses VBScript procedures.

This guide is an overview of the Rhino geometric object types.

This guide is an overview of Python Data Types.

This guide provides an overview of Python variables.

This guide demonstrates how to use some of the simpler geometry types and …

This guide outlines Rhino's User Interface System.

This guides discusses variable scoping and hoisting in VBScript.

This guide provides an overview of VBScript variables.

This guide outlines what a Rhino plugin is and what forms it comes in.

OpenNURBS and Rhino3dm provide direct access to rendering information …

This guide discusses the Boundary Representation (B-rep) in the context of …

This guide covers how to synchronize a control's appearance with what is …

This guide discusses how Grasshopper deals with data items and types.

This guide is an overview of VBScript Data Types.

This guide is an survey of Python conditional statements.

This guide covers parameters; what they are, what they're for, what they …

This guide is an survey of VBScript conditional statements.

This brief guide demonstrates how to add additional commands to a …

This guide is a brief introduction to the Rhino Installer Engine.

This guide covers the basics of using Emulators or Simulators to debug your …

This guide discusses the logic, or lack of, in VBScript.

This guide covers how to create and load a tool palette collection from …

This guide is an overview of looping through Python code.

This guide walks you through setting up devices for testing mobile …

This guide is an overview of looping through VBScript code.

This guide explains how to uninstall or remove plugins in Rhino for Mac.

This guide discusses parameter passing in VBScript.

This brief guide is an overview of VBScript constants.

This guide is an overview of Python operators.

This guide is an overview of VBScript operators.

This guide provides an overview of Python coding conventions.

This guide discusses using Python's Dictionary object.

This guide provides an overview of VBScript coding conventions.

This guide discusses using VBScript's Dictionary object in RhinoScript.

This guide discusses the VBScript Err object.

This guide discusses the VBScript Err object.

This brief guide demonstrates how to use string literals in VBScript.