Compare JDK releases and requirements for building and running Java applications using this reference.

whichjdk.com
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About WhichJDK

WhichJDK explains the components needed to build and run Java applications and compares JDK releases and vendor distributions. It lists versions 8 through 27 with type, release date, highlights, and a version recommendation, and notes differences in licenses, commercial support, supported platforms, and update frequency.

It describes feature releases every six months in March and September, quarterly bug-fix updates, and LTS releases every two years in September with updates for at least three years. It notes that OpenJDK is source code only with no downloadable builds, and recommends Adoptium Eclipse Temurin 25 with matching versions across local, CI, and production environments.

Key features

  • Compares JDK versions 8 through 27 by type and release date
  • Lists highlights such as lambdas, modules, records, virtual threads
  • Explains six-month feature release and two-year LTS cycle
  • Compares vendor distributions by license, support, and update frequency
  • Recommends matching local, CI, and production JDK versions
  • Details Oracle build licensing changes across versions 10, 11-16, and 17
Best for: Developers choosing a JDK version and distribution for building and running Java applications.
Good for
  • Covers versions 8 through 27 with type, date, highlights, and recommendation
  • Explains release timing for feature releases, bug-fix updates, and LTS releases
  • Compares distributions by license, support, platforms, and update frequency

WhichJDK at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web
Open source
Not stated
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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WhichJDK FAQ

Which JDK version should I use?
The site recommends Adoptium Eclipse Temurin 25 and keeping local, CI, and production versions the same. If uncertain between LTS and feature releases, it advises staying with the latest LTS version.
How does the JDK release model work?
A new feature release is planned every six months in March and September, with quarterly bug-fix updates. Every two years the September release is an LTS release with updates for at least three years.
Where can I get JDK builds?
OpenJDK provides source code, specifications, and mailing lists but no downloadable builds. Binary distributions are provided by vendors and differ in licenses, support, platforms, and update frequency.
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