Project Refinery is currently available as a Beta release, as of March 2019. In order to use Refinery, you need to sign up to the Refinery community, using your Autodesk credentials at the following website:
After signing up for the Beta you will be presented with an overview of the Refinery community. From here you can do the following:
Access detailed instructions on getting started and installation.
Access demo/sample files.
Access further learning resources.
Provide feedback and ask questions to the Refinery development team.
Discuss and collaborate with fellow Refinery community members.
Any new releases of Refinery will be available to download and install from this location too.
Above: the Refinery community home page
To install the latest version of Refinery, go to the Getting Started section, where you can see the latest Pre-Requisites needed to use Refinery. After making sure you satisfy these initial requirements, please follow the step-by-step guide in the install section.
Above: the Refinery beta community Getting Started instructions page