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Microsoft Build of OpenJDK vs Eclipse Temurin: catalog facts
Microsoft Build of OpenJDK	Eclipse Temurin
Best for: Java developers who want a free, long-term supported JDK	Best for: Developers and servers that need a free, certified Java runtime
Free Free of charge and open source.	Free Free to download and use with no licensing fees.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
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	Java SE TCK certified OpenJDK builds Built from open-source scripts and infrastructure All 3 strengths for Eclipse Temurin Java SE TCK certified OpenJDK builds Built from open-source scripts and infrastructure No licensing fees for production use
One of many OpenJDK distributions with similar contents Support focus leans towards Microsoft's own ecosystem	Provides the runtime and JDK only, not an IDE or build tools
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0 WITH Classpath-exception-2.0
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Microsoft Build of OpenJDK microsoft.com/openjdk Catalog checked October 1, 2026	Official website Full listing and sources Sources for Eclipse Temurin adoptium.net Catalog checked September 23, 2026

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