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SapMachine vs OpenJDK: catalog facts
SapMachine	OpenJDK
Best for: Developers and teams who want a free, vendor-supported Java runtime	Best for: Developers who need a standard JDK to build and run Java applications
Free Free to use in development and production, with no licensing fees or subscriptions.	Free Free under the GPL; Oracle also sells a commercially licensed JDK built from the same code.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Java SE certified and close to upstream OpenJDK Long-term support releases maintained by SAP All 3 strengths for SapMachine Java SE certified and close to upstream OpenJDK Long-term support releases maintained by SAP Covers macOS, Windows, Linux and AIX	Reference implementation of the Java Platform Free production-ready builds for three desktop platforms All 3 strengths for OpenJDK Reference implementation of the Java Platform Free production-ready builds for three desktop platforms Open development with public source and proposals
Few differences from other OpenJDK builds beyond the maintainer	Oracle's OpenJDK builds are only updated for a short time per release Older versions such as JDK 17 need builds from other vendors for updates
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 SapMachine sapmachine.io Catalog checked October 1, 2026	Official website Full listing and sources Sources for OpenJDK openjdk.org Catalog checked October 1, 2026

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