Shape the Future of Java! Join thousands of developers and take the State of Java 2026 Survey today.

Support

English

Speak to a Java Expert Download Now

Arm Yourself with
Java Intelligence

Download the Report

Every Java Superhero Needs a Secret Weapon.
Here’s Yours.

Get Your Copy

FREEDOM FROM ORACLE

Transitioning From Oracle JDK to Azul Zulu OpenJDK

WHITE PAPER

Read How

FREEDOM FROM ORACLE

Audits: The Frustrating Reality

8 Considerations Before Renewing Oracle Java

Download the White Paper

FREEDOM FROM ORACLE

It’s time…to break off your relationship with Oracle Java!

7 Reasons Why CIOs are Over It

FREEDOM FROM ORACLE

Fight back against
Oracle Java price changes!

Be a Java superhero and save your team from price hikes, the threat of a pending Oracle audit, and sales pressure to move to Oracle Cloud. Get heroic cost savings and expert engineering support for your Java applications with a certified compatible 1-for-1 replacement for Oracle Java SE.

A Trusted Partner

100s of millions of installations.
Trusted by 35% of the Fortune 100.

Greatest Value

More Java versions on more platforms.
Reduce licensing costs by 70%.*

Proven Migration Path

Drop-in, TCK-tested, JVM replacement.
100% success migrating customers.

Secure and Stable JVM

Timely security updates.
Stabilized builds of OpenJDK.

The reviews are in. People love their
new Java super power.

Get Your Copy

“Azul has a lot of involvement in OpenJDK, and have put a lot of really useful general information into this guide along with some details of the Azul specific version.”

Mark Stephens, IDR Solutions

“If you’re using the Oracle JDK then you need to pick this up and read it. Make sure the reasons you picked Oracle JDK are still valid, they probably aren’t. If your job includes picking the JDKs for provisioning or for development then you should definitely make sure you’re familiar with the materials in the book.”

Shai Almog, DEV

“It’s not just a technical manual: it’s a companion on a journey through the complexities of OpenJDK migration.”

A N M Bazlur Rahman, foojay

Customer Success with Platform Core

Reduced Java licensing feesby 80% by migrating toAzul JVMs.

Elevated security and stability of customers’ enterprise Java deployments.

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

WEBINAR

Oracle Pricing FAQ –  Your Questions Answered

See How OpenJDK Compares to OracleJDK

Products and Features	Azul	Oracle	Corretto	Red Hat	Eclipse Temurin
Products and Features	Azul	Oracle	Corretto	Red Hat	Eclipse Temurin	Based on OpenJDK
100% Open Source, Freely Available, no field of use restrictions
TCK Tested (guaranteed Java SE compliance)
Patent Grant (inherited patent rights to use the JDK)