The tool list is pretty short -

An adjustable bungee for the billett (Split the sapwood off the billet before you begin riving proper), a large froe (good ones are hard to come by - it shoud be wedge shaped not made from flat stock) A Draw Shave (New English for Draw Knife) and a shaving horse.

"We build too many walls and not enough bridges" - Isaac Newton

http://bridgewright.wordpress.com/