WOW WAVEMAKER.!!!!!!

WaveMaker is a rapid application development environment for building, maintaining and modernizing business-critical Web 2.0 applications., It Eliminate  Java coding for building Web 2.0 applications, allowing developers to focus on solving business problems 

Specifications

Operating Systems
                     It Support all OS specially Mac OS X, Red Hat Enterprise Linux, CentOS, Debian or Ubuntu


Application Servers

                     It Support Tomcat,JBOSS,Glass Fish.

Data Bases

                     MySQL, PostgreSQL and HSQLDB in the Community Edition and Oracle, Microsoft SQL Server and IBM DB2 in the Enterprise Edition

Its Absolutely Open Source 

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