HotSpot is the VM from the OpenJDK community. It is the most widely used VM today and is used in Oracle’s JDK. It is suitable for all workloads.
For more details see OpenJDK HotSpot.
Eclipse OpenJ9 is the VM from the Eclipse community. It is an enterprise-grade VM designed for low memory footprint and fast start-up and is used in IBM’s JDK. It is suitable for running all workloads.
For more details see Eclipse OpenJ9.
LTS (Long Term Support). These versions have a longer support timeframe. Suitable for enterprise customers. See Support for more information.