Daniel Soo has shared an awesome free script for generating vines on objects in Maya.
http://www.danielsoo.com/python-tool-vine-generator/
Webinar: Maya 2015 modelling workflow /
Excellent in depth tutorial for Maya 3D modelling workflow using the new modelling toolkit features.
Bifrost testing /
Got to testing Bifrost for Maya. It was fast and easy to use. It took about 15 seconds to setup a basic emitor and collider. This has so much potential for growth in the future.
Nuke > Mari bridge tutorial /
This tutorial is old but everything still applies for the Nuke MARI bridge Excellent way to patch matte paintings.
Terragen Intro Tutorial /
Excellent in depth free tutorial series by GeekAtPlay Studio exploring Terragen from a basic introduction to some more advanced concepts.
"Beginners tutorials cover Terragen 3 Pro. You can purchase this and more tutorials, including bonus packs at http://www.geekatplay.com For MORE tutorials visit http://www.geekatplay.com"