On peut aussi passer à OpenJDK toujours par Oracle. Ou programmer dans un autre langage ;)
Et pour "rassurer", allez lire "Java Is Still Free".
Je cite Oracle:
End of Public Updates of Java SE 8
Java SE 8 is going through the End of Public Updates process for legacy releases. Oracle will continue to provide free public updates and auto updates of Java SE 8, until at least the end of December 2020 for Personal Users, and January 2019 for Commercial Users. Personal Users continue to get free Java SE 8 updates from Oracle at java.com (or via auto update), and Commercial Users continue to get free updates to Java SE 8 from OTN for free under the BCL license. Starting with the April 2019 scheduled quarterly critical patch update, Oracle Customers can access updates to Java SE 8 for commercial use from Oracle through My Oracle Support and via corporate auto update where applicable (Visit My.Oracle Support Note 1439822.1 - All Java SE Downloads on MOS – Requires Support Login).
Oracle does not plan to migrate desktops from Java SE 8 to later versions via the auto update feature. This includes the Java Plugin and Java Web Start. Instead of relying on a browser-accessible system JRE, we encourage application developers to use the packaging options introduced with Java SE 9 to repackage and deliver their Java applications as stand-alone applications that include their own custom runtimes.
Current releases remain free and open source for all users from jdk.java.net.
À lire aussi pour ceux que ça touche/intéresse, sur le blog d'Oracle: Oracle JDK Releases for Java 11 and Later.