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OpenJDK Migration

A Decade-Plus of OpenJDK Migration Expertise. Documented, Distilled and Open Sourced.

Learning Hub

Software migrations are notoriously challenging. With OpenJDK they can be notoriously simple.

Here you will find all the information you need for a successful migration.
Read our guides and download free tools and templates.

Prepare to Migrate to a New OpenJDK Distribution

Prepare to Migrate to a New OpenJDK Distribution

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OpenJDK Migration for Dummies

Your OpenJDK Migration Questions. Answered. 

Where can I find a Java update calendar?

Updates to the JDK are released on the third Tuesday of January, April, July and October. You can find a schedule at 

Who offers SLAs for security-only builds?

You receive security-only builds on a firm SLA from Azul. Only Azul and Oracle currently offer security-only builds.

Who supports JavaFX?

You can receive commercial support for JavaFX from Azul and BellSoft.

Reduced Java licensing fees by 80% by migrating to Azul JVMs.

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Improves security and stability of customers’ enterprise Java deployments with Azul Platform Core.

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Boosted their customer relationships by eliminating the need to buy JDK licenses.

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Migration Tools & Templates

Inventory Template

Capture all the relevant inventory details. Then filter and collate to expedite your migration

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Application Owner Survey

Augment automated inventory scripts with an application owner survey and identify all JDKs currently in use in your organization.

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Applets Worksheet

Collect the info you need to debug issues that may arise with applets and learn about applet alternatives.

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Web Start Worksheet

Use this step-by-step guide to install IcedTea-Web, an open-source alternative to Web Start.

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Sample Workplan

Get a head start preparing for your migration with this sample workplan.

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OpenJDK Support Sample RFP

Compare and contrast support providers based on JDK-relevant criteria.

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Recommended Reading and Viewing

Research & White Papers

Transitioning from Oracle JDK to Azul Zulu Builds of OpenJDK

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Webinars & Videos

How to Migrate to OpenJDK from Oracle JDK


You Have Support Options for JDK 7

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Webinars & Videos

Why Your Choice of JVM Matters More Than Ever

Getting started is easy.

Azul migration advisors are available throughout North and South America, Europe, the Mideast, and across the Asia-Pacific region.