Open BlueDragon, is the worlds favourite open source GPL J2EE CFML runtime engine, supporting all the popular CFML frameworks. Open BlueDragon is the open source version of the popular BlueDragon CFML engine. BlueDragon was the first ever CFML alternative engine and with over 10 years of production banked you can be assured it is ready for deployment.
See here for more information on OpenBD http://www.openbluedragon.org/about.cfm