Zing® is the Best JVM for your Open Source Project.

And it’s Free.

Free open source developer access. Email us at zing_oss@azul.com to request a one-year, renewable license.

The Zing Open Source Software (“ZOSS”) program allows open source developers, academic researchers, and other qualified participants to develop and test Java applications on Zing.

Zing is compatible and compliant with the Java SE specification. Zing is optimized for Linux and the best JVM for applications that require:

  • large memory,
  • high transaction rates,
  • low latency,
  • consistent response times and high sustained throughput.


Want to know more? Read Mike McCandless’ Changing Bits blog for his results testing Zing with Apache Lucene™.Zing is simple to install and requires no coding change to your application or open source project code. Because Zing is both elastic and self-healing, tuning is typically reduced to just a few parameters. Simply point your application or startup scripts to use Zing.

 Best JVM for Linux: Azul Zing

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