Less than 90MB, Payara Micro requires no installation, configuration, or code rewrites – so you can build and deploy a fully working app within minutes.

Compatible with MicroProfile, Payara Micro is the microservices-ready version of Payara Server. You can run WAR files from the command line without any application server installation. Automatic and elastic clustering makes Payara Micro the open source platform of choice for running  Jakarta EE (Java EE) applications in a modern virtualized infrastructure.

Payara Micro also comes with a Java API to embed and launch from your own Java applications.

Try Payara Micro Enterprise for free: https://www.payara.fish/page/payara-enterprise-downloads/