OpenJDK: "Oracle’s free, GPL-licensed, production-ready OpenJDK" I don't know what could be more convincing than an explicit open license.
https://www.oracle.com/za/java/technologies/javase/jdk-faqs....
https://softwareengineering.stackexchange.com/questions/1194...
Java is Still Free (2019) https://medium.com/@javachampions/java-is-still-free-2-0-0-6...
I don't know if there is a more recent version
lack of enterprise support.
And also what javajosh said. Here's a(n arguably biased) corroboration: https://www.mondaq.com/unitedstates/corporate-and-company-la...
You don't get that with Java 8 either, unless you are willing to pay for it. In that case, what's the difference between paying Oracle for support for Java 8 and newer releases?
Just sign the license and agree to all the terms and conditions. Nothing will go wrong.