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GraalVM vs ZuluFX: catalog facts
GraalVM	ZuluFX
Best for: Java developers building fast-starting services and small container images	Best for: Java developers building or running JavaFX desktop applications
Free Free to download; the source code is published in the oracle/graal repository.	Free Free to download from Azul's website.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Native Image builds fast-starting, low-memory executables First-class support in Spring Boot, Micronaut, Helidon and Quarkus All 4 strengths for GraalVM Native Image builds fast-starting, low-memory executables First-class support in Spring Boot, Micronaut, Helidon and Quarkus Works as a drop-in JDK with existing Java tools Truffle framework for running other languages	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
Native Image compilation is slower than a normal Java build Native executables include only reachable code, so reflection-heavy code needs configuration	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
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for GraalVM graalvm.org Catalog checked October 1, 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.