JVM and JDK

Current implementations of the JVM/JDK.

Graal20.5K

Polyglot embeddable JVM. (GPL-2.0-only WITH Classpath-exception-2.0)

Dragonwell84.2K

Downstream version of OpenJDK optimized for online e-commerce, financial, logistics applications.

OpenJ93.3K

High performance, enterprise-calibre, flexibly licensed, openly-governed cross-platform JVM extending and augmenting the runtime technology components from the Eclipse OMR and OpenJDK project.

ParparVM1.7K

VM with non-blocking, concurrent GC for iOS. (GPL-2.0-only WITH Classpath-exception-2.0)

Microsoft JDK323

Microsoft Build of OpenJDK, Free, Open Source, Freshly Brewed!