Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.
Liberica JDK - Liberica is a 100% open-source Java 13.0.1 implementation.
jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
OpenJDK - OpenJDK is the free version of the Java development platform.
Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.