Although most of the major corporate even FSI company already switch to Exchange or O365, IBM still commit the roadmap for the IBM domino messaging solution....

Please check the following information for your reference:

IBM Announces Investment in Notes Domino Version 10 and Beyond

https://www.ibm.com/blogs/collaboration-solutions/2017/10/25/ibm-announces-investment-notes-domino-version-10-beyond/

What’s in IBM Domino v10

http://domino.elfworld.org/whats-in-ibm-domino-v10/

Webcast out of the recent #domino2025 JAM

https://www.ibm.com/developerworks/community/blogs/9388f8b8-3b87-42f6-9e19-c4324579902b/entry/Webcast_out_of_the_recent_domino2025_JAM?lang=en

A very good page for IBM and Oracle customer, there are many articles from IBM about how to configuration their product to support Oracle products.

https://www.ibm.com/developerworks/community/blogs/fd4076f7-7d3d-4080-a198-e62d7bb263e8?lang=en

One of the article is very good for Oracle 12c DBA:

Oracle DB & RAC 12cR1 and R2 on IBM AIX : Tips and Considerations

http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/WP102425