C# Extensibility API How-tos

Last modified: November 14, 2025

Introduction

The following how-tos describe how to use the C# Extensibility API in different use cases.

Create a Menu Extension Using C#

Create a Dockable Pane Extension Using C#

Create a Context Menu Using C#

Create a Web View Hosted Inside a Modal Dialog Using C#

Create Microflows for Calculations Using C#

Interact with the Model API Using C#

Create a Microflow and Add Activities Using C#

Add Menus and Submenus to Studio Pro Using C#

Build a To-do Example Extension Using C#

Use the Untyped Model Access API Using C#

Export a C# Extension