Learn Dot Net C# coding in AutoCAD , C3d, Revit, Navisworks

Name: Learn Dot Net C# coding in AutoCAD , C3d, Revit, Navisworks
Rating: 4.6 (19 reviews)

Create Powerful Add-ins for AutoCAD, Civil 3D, Revit & Navisworks, Practical C# Code for Autodesk Software Step-by-Step

Created byMohan Bachhety

Last updated 10/2025

English

What you'll learn

You will learn how to create plugins for Autocad , Civil3d , Revit and Navisworks.
There are Ten sections, and with live demos.
Some of the videos have advance practice sets.
You can download sample projects.

Course content

10 sections • 102 lectures • 11h 19m total length

What we will learn in this Course12:31
What we will learn in section 11:02
Who Is This Course For0:51
Software Requirements for This Course0:58
Course Structure and Learning Path0:43
What Is C# and Why Use It for Autodesk Development2:14
Overview of Autodesk .NET APIs AutoCAD, Civil 3D, Revit, Navisworks4:12
Advantages of Programming in AutoCAD, Civil 3D, Revit, Navisworks1:08
Understanding Plugin Architecture and Deployment Across Autodesk Platforms10:09
How Autodesk APIs Differ and What They Share in Common0:55
Explore how Autodesk APIs differ and share concepts like transactions, documents, and elements within a plugin based architecture, across AutoCAD, Civil 3D, Revit, and Navisworks.

What We Will Learn in This Section1:00
What Is the .NET Framework and CLR1:23
Visual Studio 2022 IDE Overview2:34
Launching Your First .NET Program1:51
C# Features Most Relevant to Autodesk APIs5:44
Understanding Namespaces, Assemblies, and Project Structure1:30
Part 1-Object-Oriented Programming (OOP) Principles0:34
Part 2-Object-Oriented Programming (OOP) Principles2:08
Part 3-Object-Oriented Programming (OOP) Principles1:45
Part 4-Object-Oriented Programming (OOP) Principles1:51
Part 5-Object-Oriented Programming (OOP) Principles1:08
Using NuGet Packages and Managing Dependencies2:00

What we will learn in this section7:21
Keywords( Reserved words)10:43
Variables and Data Types8:38
Debugging Techniques7:16
Part1-Loops (for, while, do while, foreach)10:20
Part2-Loops (for, while, do while, foreach)7:17
Part3-Loops (for, while, do while, foreach)3:33
Part4-Loops (for, while, do while, foreach)7:00
Part 1 - Conditions (if-else, switch-case)5:54
Part 2 - Conditions (if-else, switch-case)5:38
Learn switch-case statements in C#, testing a variable against fixed values with case and break, using default for no match and improving readability for menu style logic.
Operators (Arithmetic)10:31
Operators ( Logical)6:36
Operators (Comparison)11:23
Working with Collections Lists7:26
Working with Collections Dictionaries8:32
Working with Collections-Arrays6:08
Exception Types7:30
Logging7:13
Part 1 - Modifiers3:16
Part 2- Modifiers2:46
Part 3 - Modifiers3:13
Explore how the protected modifier grants access within a class and its derived classes, supporting inheritance and encapsulation, with a vehicle and car demo.
Part 4 - Modifiers2:40
Part 5 - Modifiers3:03
Writing Clean, Maintainable Code with Best Practices5:47

What We Will Learn in This Section6:07
AutoCAD .NET API Overview9:46
AutoCAD Object Structure Document, Database, Transaction, Entity4:11
First Plugin – Using Command Method and Basic Class10:39
Second Plugin – Using Class + WinForm for UI10:02
Creating a Line Object8:56
Creating an MText Object5:15
Creating a Circle Object7:36
Working with Blocks and Inserting Them Programmatically27:57
Accessing and Modifying Attributes in Block References10:51
Handling Transactions and Document Locking Properly6:26

What we will learn in this section.6:56
Exploring Layers – Create, Set Current8:48
Exploring Line Types – Load and Assign7:31
Exploring Styles – Text13:13
Part 1 - User Input-GetString7:12
Part 2- User Input-GetPoint4:35
Part 3 - User Input - GetDistance5:12
Part 4 - User Input - GetKeyword6:35
Creating and Managing Custom Dictionaries8:07
Using XData and Extension Dictionaries for Metadata4:49
Learn how to attach custom metadata to AutoCAD entities using Xdata and extension dictionaries, enabling tagging and linking to external systems for asset tracking, BIM, and GIS.
Interactive Command Design Using Prompts and Editors12:05
Creating Dynamic Input Dialogs with WinForms8:10
Create dynamic input dialogs with winforms to collect multiple user inputs. Design dialogs using textboxes, dropdowns, checkboxes, and buttons and integrate with AutoCAD commands.
Handling User Input with TypedValue and ResultBuffer10:15
Creating Custom Commands with Keyword Options15:41

What We Will Learn in This Section3:17
Learn Civil 3D .NET API development, covering overview, architecture, plugin creation, surfaces, corridors, pipe networks, data export to csv or xml, and Excel-based import/export workflows.
Civil 3D .NET API Overview2:07
First Plugin in Civil 3D13:07
Creating and Modifying Surfaces9:50
Create a tin surface in civil 3d using the civil 3d dotnet API, defining a command method and naming the surface my surface. Commit the transaction and display a confirmation.
Accessing Corridor7:24
Part1-Accessing Pipe Network Data9:19
Part-Accessing Pressure Pipe Network Data9:15
Generating Reports and Exporting Civil 3D Data13:45
Add PropertySet for pipe in Civil 3D14:07
Learn to add property sets for pipes in Civil 3D by building a user input form, defining AEC property set definitions, attaching properties to selected objects, and confirming success.
Export Properties with Data for pipe in Civil 3D9:38
Import data from excel for pipe in Civil 3D5:35

What We Will Learn in This Section5:08
Explore Revit net api development from overview to plugin creation, covering Autodesk Revit and Autodesk Revit.UI namespaces, external commands, add-in manifests, transactions, and reading element parameters.
Revit .NET API Overview1:32
First Plugin in Revit10:20
Selecting Elements in Revit10:10
Reading Multiple Element8:59
Learn to read multiple elements in Revit with C# by using pick objects for multi selection, accessing each element, and displaying details with a stringbuilder in a message box.
Creating a Wall Programmatically4:40

Requirements

No programming skills needed. But you should have visual studio and Autocad or Civil3D or Revit or Navisworks installed.

Description

Course Overview

This comprehensive course empowers you to master C# fundamentals and the .NET Framework using Visual Studio. You’ll learn to build real-world plugins for AutoCAD, Civil 3D, Revit, and Navisworks using Autodesk’s powerful APIs. From basic coding to advanced automation, each section guides you through practical development techniques. By the end, you’ll be ready to create your own tools, solve real problems, and grow as a professional developer.

What You’ll Learn

Understand the course goals, structure, and who it’s designed for.
Set up your development environment with required Autodesk software and Visual Studio.
Learn why C# is ideal for Autodesk plugin development.
Explore .NET APIs for AutoCAD, Civil 3D, Revit, and Navisworks.
Discover plugin architecture, deployment, and licensing essentials.
Get started with C# and .NET Framework fundamentals.
Launch your first .NET program and explore Visual Studio 2022.
Master key C# concepts: namespaces, assemblies, OOP, and NuGet packages.
Dive into core programming: variables, loops, conditions, error handling, and collections.
Learn debugging, logging, and writing clean, maintainable code.
Build AutoCAD plugins using CommandMethod, WinForms, and object creation.
Work with layers, styles, user input, and custom dictionaries in AutoCAD.
Automate tasks like title blocks, palettes, drawing generation, and data export.
Develop Civil 3D plugins to handle surfaces, corridors, and pipe networks.
Create Revit and Navisworks plugins to access families, metadata, and simulation data.

Course Requirements / Prerequisites

Basic understanding of programming concepts is helpful but not mandatory.
A little prior experience with AutoCAD, Civil 3D, Revit, or Navisworks plugins is required.
You’ll need a Windows PC with Visual Studio 2022 and Autodesk software installed.
Familiarity with C# or .NET is a plus, but everything is explained step-by-step.
Enthusiasm to learn and build real-world tools is the most important requirement!

Who This Course Is For

Beginners who want to break into Autodesk plugin development using C#.
Intermediate developers looking to automate tasks in AutoCAD, Civil 3D, Revit, or Navisworks.
BIM professionals, CAD technicians, and engineers aiming to extend Autodesk functionality.
Students and hobbyists curious about .NET programming in design software.
Anyone who wants to build practical tools and grow as a professional developer.

Who this course is for:

Beginner or experienced both can learn.

Learn Dot Net C# coding in AutoCAD , C3d, Revit, Navisworks

What you'll learn

Explore related topics

Course content

Course Introduction & Setup10 lectures • 35min

Getting Started with C# and .NET12 lectures • 23min

Core C# Programming Concepts24 lectures • 2hr 40min

AutoCAD .NET API Fundamentals11 lectures • 1hr 48min

AutoCAD Dictionaries And User Input14 lectures • 1hr 59min

Advanced AutoCAD Automation8 lectures • 1hr 14min

Civil 3D .NET API Development11 lectures • 1hr 37min

Revit .NET API Development6 lectures • 41min

Navisworks .NET API Development5 lectures • 20min

Conclusion1 lecture • 2min

Requirements

Description

Who this course is for: