Illustrations are here and the doc in french is coming ; see the filters by subsections under SVG Filters :

http://fr.flossmanuals.net/bin/view/Inkscape_fr/WebHome

At the moment only the pictures are there in the English doc, waiting to the translation when I will have completely written the french texts :

http://en.flossmanuals.net/bin/view/Inkscape/WebHome

...and there are also some novelties !

Enjoy,
ivan