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.
QuintaDB - Solution for creating web forms and databases online where no progamming is required.
Vaadin Framework - Vaadin is a web application framework for Rich Internet Applications (RIA).
DBmaestro - DBmaestro provides solution for database development, build automation, and continuous delivery in any environment.
Grails - An Open Source, full stack, web application framework for the JVM