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Amazon Corretto 25 is now generally available

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Amazon has announced the general availability of Amazon Corretto 25, a Long Term Support (LTS) distribution of OpenJDK with several key improvements:

  • Compact Object Headers to reduce heap memory usage
  • Generational Shenandoah GC for better throughput and lower pause times
  • Ahead-of-Time (AOT) Caching to improve startup performance
  • Language improvements like primitive type patterns and module-wide imports
  • Enhanced JDK Flight Recorder for low-overhead production profiling
  • Structured Concurrency for coordinated task management
  • Vector API for optimized computational instructions

Corretto 25 is available for Linux, Windows, and macOS, and will be supported through October 2032 under an open source license.



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