1. PPT
PPT
Filter
Escher
Binary PPT
OpenOffice XML
to SVG
Laid out OpenOffice XML
Word
Layout Engine
for OpenOffice XML
Excel
OpenOffice XML
Binary Excel
Escher
Excel
Filter
Escher
Word
Filter
Binary Word
Alternate Implementation
SVG page
XML Word
XML Excel
XML PPT
Word
Layout Engine
for MSOpenXML
Excel
PPT
Laid out MSOpenXML
MSOpenXML
to SVG