java -version

openjdk 21.0.10 2026-01-20 LTS
OpenJDK Runtime Environment Temurin-21.0.10+7 (build 21.0.10+7-LTS)
OpenJDK 64-Bit Server VM Temurin-21.0.10+7 (build 21.0.10+7-LTS, mixed mode, sharing)

openjdk version "1.8.0_382"
OpenJDK Runtime Environment (build 1.8.0_382-b05)
OpenJDK 64-Bit Server VM (build 25.382-b05, mixed mode)

Related

rpm -qa | grep ^java
/bin/java

See also

• Java, JVM, JDK, JRE, OpenJDK, Tomcat, Java Management Extensions (JMX), Apache Maven, Gradle, Micronaut, RMI, JNDI, Log4j, Spring framework, Java version history, .jar, .war, .ear, Java annotations, Java code coverage tools, JMS, Java 8, Java 10, Java 11, Java 20, /bin/java, Invalid Java version, java.util, .jsf, java --version, JASYPT (Java Simplified Encryption), JAVA_TOOL_OPTIONS
• Temurin, brew install --cask temurin@21