THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
...
https://github.com/apache/netbeans/milestone/12?closed=1
Java Enhancements
Java 16 Support
Java 16, the latest release of Java at the time of Apache NetBeans 12.4, is supported, including nb-javac which has been upgraded to support Java 16.Install OpenJDK
Go to Tools | Java Platform, click Add Platform, and then "Remote Universal OpenJDK Service", and you'll be able to download and register OpenJDK distros of your choice.Micronaut