This work integrates

pgjdbc - https://github.com/pgjdbc/pgjdbc (as of 1 Apr 2024)
stringprep - Stringprep (RFC 3454) Java implementation https://github.com/ongres/stringprep (as of 1 Apr 2024)
saslprep - a profile of stringprep
scram-client - SCRAM (RFC 5802) Java implementation  https://github.com/ongres/scram (as of 1 Apr 2024)

All of those projects where modfied for Java 21+ with JPMS info.