All links are masked to matched the tutorial the original links are also below its difficult to read out long url than it is to make them shorter.
OBS Program:
https://bellessecretsshow.com/OBS_Main
https://obsproject.com/
OBS Virtual Cam:
https://bellessecretsshow.com/OBSVirtual
https://obsproject.com/forum/resources/obs-virtualcam.539/
OBS Droid Cam:
https://bellessecretsshow.com/droidcam
https://www.dev47apps.com/obs/
OBS NDI:
https://bellessecretsshow.com/OBSNDI
https://obsproject.com/forum/resources/obs-ndi-newtek-ndi%E2%84%A2-integration-into-obs-studio.528/