vMix can be downloaded here.
Once the user has successfully overlaid the production link in vMix follow the below steps.
NOTE: An article explaining how to overlay LIGR into vMix is available in our Help Center here.
Click the Settings tab in the top right corner of the main window.
Select OUTPUTS / NDI / SRT.
Ensure that NDI On is selected.
Click on the cog icon next to the NDI On button.
From that menu, under Alpha Channel use the drop down menu to select Straight.
Hit OK.
Your vMix output populating your LIGR overlays with an alpha channel will now be discoverable on your network. You can use Studio Monitor in the NDI Tools suite to see all NDI compatible sources on your network.