On October 2, 2020, OpenAFS announced the development release of OpenAFS 1.9.0 for UNIX/Linux. According to the article, "OpenAFS 1.9.0 is the first in a series of OpenAFS development releases intended to facilitate testing of new features."
From the OpenAFS website:
[Release 1.9.0] should not be considered production-ready. The 1.9.x series will track development leading up to a new 2.0 major release series; noteworthy features targeted for 2.0 include the rxgk security class and IPv6 support. Bug reports should be filed to firstname.lastname@example.org.
For more information: