2006-01-21 Apache FOP The Apache Foundation's XSL Formatting Objects 'print formatter' implementation. FOP (Formatting Objects Processor) is the world's first print formatter driven by XSL formatting objects (XSL-FO) and the world's first output independent formatter. It is a Java application that reads a formatting object (FO) tree and renders the resulting pages to a specified output. Output formats currently supported include PDF, PCL, PS, SVG, XML (area tree representation), Print, AWT, MIF and TXT. The primary output target is PDF. Java XSL-FO Latest stable release 2003-07-16 0.20.5 Latest release 2005-12-23 0.91beta