PDF5-ML is an open source plug-in developed by Antenna House to produce PDFs with AH XSL Formatter. It is intended to replace PDF2; the default plugin provided with the DITA-OT.
Why choose PDF5-ML?
DITA PDF5-ML plugin simplifies PDF output customization w/ a main XML file and subsequent XML files for each language. The main XML file contains the most commonly used style properties and is easy to read. Style can also be dynamically applied by function call.
PDF 5 is designed to work w/ i18n index library and AH Formatter, which provides multilingual back of the book indexing and output to various PDF formats. Applying style by language is made easy, simply add your language file.
DITA PDF Solution = AH Formatter + PDF5-ML Plugin + I18N Index Library