Are there any plans to release Aspose.PDF java for Java 21?
Aspose.PDF for Java does support Java 8 and higher versions and you can try to use it with Java 21 as well.
Furthermore, we have opened the following new ticket(s) in our internal issue tracking system for investigation and will deliver their fixes according to the terms mentioned in Free Support Policies.
Issue ID(s): PDFJAVA-44517