If you are ok with paying, digital tutors is pretty great for learning software without having to do a lot of searching for good tutorials on youtube. Allegorithmic and Quixel have official youtube channels with great vids as well.
There's plenty of tutorials on youtube for all those programs, though it can be hard to sort through all of them. Try searching for specific techniques for better results. Like say, instead of just searching "zbrush" you could search "zbrush hard surface techniques" or "zbrush rock sculpting". You can even try to search…
Hey Alexk, Thanks for looking at my stuff. I just graduated from a 3D generalist program very recently so that might explain why it looks like student work. I've been using the quixel DDO for texturing (that has PBR materials i believe) and am trying to learn zbrush and NDO for normal maps. I'm also trying to learn…