Learn NX-OPEN with Real Code Examples
Updated Nov 27, 2025
Learning Path
Understand NX session and part structure
Learn basic scripting in Python/C#
Automate geometry creation
Access and modify assemblies
Integrate with PLM/ERP systems
Skill Improvement Plan
Week 1: NX Open basics and session handling
Week 2: Part and sketch automation
Week 3: Feature manipulation and attributes
Week 4: Assembly automation and drawing generation
Week 5: PLM integration and complex workflow scripts
Interview Questions
What is NX Open and how is it different from journal recording?
Which languages are supported by NX Open?
How do you automate part and assembly creation?
Explain session and work part concepts in NX Open.
How would you integrate NX Open scripts with PLM systems?
Cheat Sheet
Session -> NX instance
Part -> CAD model
WorkPart -> active part in session
Feature -> modeling operation
Journal/Script -> automation macro
Books
NX Open API: Programming for CAD Automation
Mastering Siemens NX Customization
Automating NX with Python and .NET
Advanced NX Open Techniques
NX Open for Engineers and Developers
Tutorials
Getting started with NX Open Python
Automating part modeling and sketches
Assembly creation and manipulation via API
Batch drawing generation scripts
PLM integration and metadata automation
Official Docs
https://docs.plm.siemens.com/en/NX
NX Open API Reference Guide
Community Links
Siemens NX forums
NX Open API documentation
LinkedIn NX automation groups
Stack Overflow NX Open questions
YouTube NX Open tutorials
Community Support
Siemens NX forums
NX Open API documentation
Stack Overflow (NX tags)
LinkedIn Siemens NX groups
Siemens Learning Gateway