Grails - An Open Source, full stack, web application framework for the JVM
Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.
Vaadin Framework - Vaadin is a web application framework for Rich Internet Applications (RIA).
XtraBuild Designer - XtraBuild offers software development tools for database and reporting applications. No coding!
Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.
Sheep - Membership and events for SMEs and nonprofits