On 8 Apr 2008, at 10:41 am, Taco Hoekwater wrote: > Hi, > > Simple question: is the XDV format documented somewhere? It's mostly covered in the xetex source, as an extension of DVI; for some details of the (couple of) new opcodes, it might be helpful to check the xdv2pdf and/or xdvipdfmx source to see how the parameters are used. JK