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Azul Zulu vs ZuluFX: catalog facts
Azul Zulu	ZuluFX
Best for: Developers who need a specific Java version installed on any desktop OS	Best for: Java developers building or running JavaFX desktop applications
Free The Zulu builds of OpenJDK are free to download from Azul.	Free Free to download from Azul's website.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Builds for every current long-term Java version, back to Java 8 Packages for Windows, macOS and Linux from one page All 3 strengths for Azul Zulu Builds for every current long-term Java version, back to Java 8 Packages for Windows, macOS and Linux from one page Based directly on OpenJDK	JavaFX included, so no separate OpenJFX setup Builds for several Java LTS versions All 3 strengths for ZuluFX JavaFX included, so no separate OpenJFX setup Builds for several Java LTS versions Available for Linux, Windows and macOS
A runtime and toolkit, with no graphical tools of its own Many vendors ship near-identical OpenJDK builds, so the choice is often about support	Only useful for Java development or running JavaFX applications The download page lists many Azul builds, which can be confusing
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0 with Classpath Exception	License: GPL-2.0-with-classpath-exception
Not stated if an account is needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Azul Zulu azul.com/downloads Catalog checked October 2, 2026	Official website Full listing and sources Sources for ZuluFX azul.com/downloads Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.