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Oracle JDK vs Microsoft Build of OpenJDK: catalog facts
Oracle JDK	Microsoft Build of OpenJDK
Best for: Java developers who want Oracle's official JDK builds	Best for: Java developers who want a free, long-term supported JDK
Free + paid options Downloads are available from Oracle, with paid Java SE subscriptions for commercial support.	Free Free of charge and open source.
Windows, Command line	Windows, macOS, Linux, Command line
Official Java builds from Oracle, including long-term support releases Full toolchain: compiler, runtime and command-line tools All 3 strengths for Oracle JDK Official Java builds from Oracle, including long-term support releases Full toolchain: compiler, runtime and command-line tools Commercial support available	Long-term supported releases at no cost Builds for macOS, Linux and Windows All 3 strengths for Microsoft Build of OpenJDK Long-term supported releases at no cost Builds for macOS, Linux and Windows Patches are upstreamed to OpenJDK by default
Oracle's licensing terms are more restrictive than OpenJDK builds Commercial support requires a paid subscription	One of many OpenJDK distributions with similar contents Support focus leans towards Microsoft's own ecosystem
Downloadable app	Downloadable app
Not open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Oracle JDK oracle.com/java Catalog checked October 1, 2026	Official website Full listing and sources Sources for Microsoft Build of OpenJDK microsoft.com/openjdk Catalog checked October 1, 2026

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