In some cases, the descriptions provide links to additional detailed information about an issue or a change. This section describes some of the enhancements in Java SE 20 and JDK 20. It is not recommended to use this JDK (version 20.0.1) after the next critical patch update release, scheduled for July 18, 2023. Use the Security Baseline page to determine the latest version for each release family.Ĭritical patch updates, which contain security vulnerability fixes, are announced one year in advance on Critical Patch Updates, Security Alerts and Bulletins. Oracle recommends that the JDK is updated with each Critical Patch Update. JRE Family Version = JRE Security Baseline (Full Version String) The security baselines for the Java Runtime Environment (JRE) at the time of the release of JDK 20.0.1 are specified in the following table: For more information, refer to Timezone Data Versions in the JRE Software. JDK 20.0.1 contains IANA time zone data 2021a. Oracle does charge for long term support, but this is optional. This means anyone can download it for personal or development use at no cost. Yes, Java is free to use under the license. The JDK allows you to create and compile Java programs. It has everything the JRE has, but adds the compiler (javac) and tools (like javadoc and jdb). The Java Development Kit (JDK) is the full-featured software development kit for Java developers.

Examples of applications that use Java are numerous and widespread but include web browsers, office applications and even mainstream games like Minecraft are based on Java.

Java is a programming language and software platform. The version number is 20.0.1.Ĭomplete release notes for Java 20 can be found here. The full version string for this update release is 20.0.1+9 (where '+' means 'build').

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