Azul Platform Core
Formerly Zulu Enterprise / Embedded
The world’s best supported builds of OpenJDK.Contact Sales
MORE JAVA—for up to 90% less than Oracle.
Azul Platform Core is designed for the enterprise, with the certified builds, tight security, and cost efficiencies you need to run today’s business–critical, Java-based services.
Built by Java leaders, Azul Platform Core provides 100% open source, fully tested and certified, Java SE standards-compliant, well-curated builds of OpenJDK.
Azul Platform Core delivers stabilized builds backed by an industry-leading support SLA, providing quarterly security-only updates for assured rapid deployment into production.
Azul Platform Core is a one-to-one replacement for Oracle Java SE at dramatically lower costs—delivering the most architectures, package types, and configuration options available.
Calculate your savings.
Use our simple calculator tool to quickly see how much you can save by switching from Oracle Java SE to Azul (we guarantee it’s at least 30%).
Guaranteed Minimum 30% Savings
Estimated annual savings*
*Calculations based on an estimate of 4 vCores per Oracle processor on x86/x64.
**If Java estate greater than max in calculator, please contact Azul to confirm price information (but savings will be even greater).
Join the hundreds of 😊 customers who have made the switch to Azul to reduce their costs while improving the performance of their Java estate.
Azul is the only Java leader besides Oracle that delivers stabilized security builds, builds that enterprises traditionally prefer to use. Deploy updates with confidence, keeping your Java applications secure, stable and regression-free.
Azul also delivers full updates that combine bug fixes, new features, and security patches.
Java on your terms. More versions – Java 7, 8, 11, 13, 15 and 16 – on more platforms: Windows, Linux, macOS, Solaris, servers, desktops, and Docker containers, plus public and private clouds. Deploy on x86, Arm, MIPS, PowerPC, or SPARC architectures.
Verified TCK standards compliant.
Builds supported with Azul Platform Core are verified compliant with Java SE, so your new and existing applications can run without modifications.
Guard your IP.
Azul indemnifies Azul Platform Core subscribers using Azul Zulu Builds of OpenJDK and protects their software from copyleft contamination, and provides all Platform Core subscribers with patent indemnification (IP grant to use the JDK).
Azul Platform Core runtimes leverage startup optimization technologies to provide a winning advantage to embedded project teams challenged by tough SLAs.
The best Java runtimes for OEMs & ISVs.
Azul Platform Core support plans offer redistribution-ready downloadable runtimes, access to all security updates, technical troubleshooting, and a wide set of packaging alternatives. Azul sales will work with you to determine the bundle requirements, support, and pricing model needed to match your requirements.
Transition without risk.
As a straightforward “drop-in” replacement for Oracle Java SE, switching to Azul is faster and easier than you might think. In fact, most Azul customers manage their own migration with minimal assistance and see benefits almost immediately.
Advisory support and turnkey implementations are available if required.
The best Java support in the industry.
There’s a reason Azul has a 100% customer satisfaction rating:
our relentless focus on helping customers unleash the true power of Java.
Product releases that meet or exceed Oracle
Long Term Support (LTS) based on 8+2 year product lifecycle model.
Expert problem resolution available 24/7
Enjoy follow-the-sun coverage, strict support SLAs and a 100% customer satisfaction rating.
Explore OpenJDK and Oracle JDK comparisons
Compare open and closed-source JDK features, and commercial support offerings.
Azul Platform Core Supported JDKs
Azul Zulu Builds of OpenJDK
Azul Zulu supports the widest range of platforms, binary file types and Java versions compared to any other OpenJDK distribution. With Platform Core, Java-using teams receive stabilized builds, secure updates suited for rapid deployment with minimal risk of regressions.Download Today
Eclipse Temurin Builds
Azul Support for Eclipse Temurin is an integrated part of the Azul Platform Core offering and is included in customer’s Core subscription fees which includes commercial support services for use on Desktops, Servers and Cloud deploymentsRead about Eclipse Temurin Support
Curated for Rapid Deployment, Easier Transition, and Production Performance
Azul Mission Control
Analyze and profile your systems during development and production.Learn More
Azul Zulu Builds of OpenJDK are a straightforward “drop-in” replacement for proprietary Oracle Java SE.Learn More
jRT Socket Response Tool
Accurately track end-user response time in live apps.Learn More
Azul Commercial Compatibility Kit
The Azul Commercial Compatibility Kit (ZCCK) is designed to ensure compatibility of Azul Zulu Builds of OpenJDK (Azul’s 100% open source, certified builds of OpenJDK) and Oracle’s proprietary Java SE 6-8.Learn More
IcedTea-Web is an open source implementation of Java Web Start.Learn More
Get insight into the system and app settings that affect performance.Learn More