Prior to 2017, Java developers awaited major releases (such as Java 8) for years. The current ecosystem, accessible via the Oracle downloads portal, operates on a predictable six-month cadence (every March and September).
If you have been on Java 8 since 2014, the new JDK looks dramatically different. Here is a migration roadmap. https wwworaclecom java technologies downloads new
I can summarize the 2019–2023 license shifts, Oracle No-Fee Terms, and what’s free for development/production. Prior to 2017, Java developers awaited major releases
If configured correctly, the output will display the version of the JDK you installed (e.g., "openjdk version 26.0.1 2026-01-20 LTS"). Here is a migration roadmap
Beneath the latest release, the Oracle downloads page provides access to the recommended LTS releases, which form the backbone of enterprise Java development.
# Extract to /opt sudo tar -xzf jdk-23_linux-x64_bin.tar.gz -C /opt/ # Create a symlink sudo ln -s /opt/jdk-23 /opt/jdk # Update alternatives (Debian/Ubuntu) sudo update-alternatives --install /usr/bin/java java /opt/jdk/bin/java 1
To ensure compatibility, use javac --release 21 while still targeting Java 8 bytecode when needed.