Per the JDK 16 schedule , we are in Rampdown Phase One 
Please advise if you find any issues while testing the latest
Early Access builds.
OpenJDK 16 Early Access
build 28 is
now available at http://jdk.java.net/16
Project Loom Early-Access: Build 16-loom+9-316
(2020/11/30) - based on JDK-16+25