Keijiro has upgraded NDI Simple Monitor project to NDI 6.

https://github.com/keijiro/Nsm

Nsm - NDI Simple Monitor

Nsm is a simple NDI monitor app that focuses on a single function:
displaying an NDI video stream.

NDI® (Network Device Interface) is a standard developed by Vizrt that
enables applications to deliver video streams over a local area network. For
more information about the technology, please visit ndi.video.

System Requirements

Nsm runs on the following systems:

• x86-64 based Linux system with Vulkan support
• arm64 Android devices with Vulkan support
• 64-bit iOS devices with Metal support

Installation

Pre-built Linux binaries are available on the Releases page.

There are no pre-built apps for other platforms (Android/iOS). You will need to
install Unity and manually build the project.

How to Use

• Select an NDI source from the dropdown list.
• You can hide the dropdown list by clicking on an empty space on the screen. Click again to make the dropdown reappear.

Command Line Arguments

The following arguments are available:

You can also use the Unity Player command line arguments. For instance, you
can launch the app in windowed mode by adding -screen-fullscreen 0 to the arguments.