The CoLab integration for Siemens NX supports versions 1980 to 2512.
The CoLab integration for Siemens NX allows you to upload NX models directly to CoLab for design review and collaboration.
Administrator permissions may be required depending on your Siemens NX installation and system configuration.
Prerequisites
Before installing the integration, ensure that:
Siemens NX is installed on your machine.
You have a valid CoLab account.
You have access to at least one CoLab workspace.
Siemens NX is closed before beginning the installation.
Administrator permissions are available if required by your organization's IT policies.
Download the integration
The installer can be downloaded from CoLab > My Account > My Integrations
Run the installer
Before starting, ensure that Siemens NX is closed.
Launch the installer
Run the CoLab integration installer.
Accept the license agreement
Review, select I accept the terms in the License Agreement and click Next.
Select the Siemens NX installation directory
Choose the Siemens NX installation directory.
Click Next.
If the UGII_BASE_DIR environment variable is configured, the installer may automatically detect the installation path.
Select the installation folder
Choose the folder where the CoLab integration files should be installed.
Click Next.
You may get an additional screen to elevate the permission:
Click Continue to grant the installer elevated permissions.
Install the integration
Click Install
During installation, the installer copies the integration files, installs required dependencies, and registers the integration with Siemens NX.
Complete installation
Click Finish.
Proxy server configuration
If your organization uses a local proxy server to manage network traffic, you must configure the HTTPS_PROXY environment variable on your machine or within your NX startup script to allow the integration to connect.
Variable name:
HTTPS_PROXYVariable value:
http://your-proxy-server-address:port(e.g.,http://10.0.0.1:8080)
U.S.-based customers: Complete Additional Configuration for U.S. Customers before launching Siemens NX.
Verify the installation
After installation:
If the CoLab command is visible, the installation was successful.
⚠️ Some Siemens NX versions may display a compatibility warning when loading the CoLab integration.
*This warning can be safely ignored.
Update the integration
To update the integration:
Close Siemens NX.
Run the newer installer.
Complete the installation wizard.
The installer automatically upgrades the existing installation.
Troubleshooting
If the CoLab command does not appear after installation:
Restart Siemens NX.
Confirm that the installation completed successfully.
Verify that the integration version supports your Siemens NX version.
Contact your CoLab administrator if installation restrictions are enforced by your organization.
Additional Configuration for U.S. Customers
If you are a U.S.-based customer, create a colab.properties file in the same directory as nx-integration.dll and add:
colab_nx_server=us_prod
Restart Siemens NX after making changes.










