New features in 2018.1 may be found here: http://onlinehelp.tableau.com/v2018.1/pro/desktop/en-us/help.htm#whatsnew_desktop.html
Release Notes: https://www.tableau.com/support/releases/desktop/2018.1
Updated Drivers: http://www.tableau.com/support/drivers
All new Online Help: http://www.tableau.com/support/help
Free On-Demand Training (all new videos): Tableau Training and Tutorials
Community Tableau Server Resources: Server Administration
Tableau Prep Resources:
Community Created Resources:
When posting questions to the community related to 2018.1, please add the '2018.1' tag to your post. If your post is related to Tableau Prep, please post it in the new Tableau Prep space and use the tag "Tableau Prep".
This will help others to better know that your question relates to these new versions.
Enjoy and share any links or content that you find helpful.