On January 3, 2019 Appeon, renamed the project PowerBuilder 2018 as Powerbuilder 2019. For the release of this latest version will be implemented in stages, first a beta 1, then a beta 2 to end with the full version (GA) for spring.
The calendar is as follows


BETA 1
Schedule
January 3 – February 20


Features
The first beta will include only the features of the PowerBuilder 2019 Standard edition.

* All PowerBuilder 2017 customers, regardless of edition purchased, will be able to test all the features available in this version.

BETA 2
Schedule
February 21 – March 21

Features
The second beta will include all the features of PowerBuilder 2019 (i.e. Standard, Cloud, and Universal editions). It will also incorporate some fixes and enhancements since the first beta.

* PowerBuilder 2017 customers will be able to test the features available in their purchased edition. For example, a Cloud or Universal edition subscription level is required to test the C# Web APIs.

GA
Spring 2019 (the GA date is currently scheduled to be announced on March 22, 2019)