It is still in progress, so there is no full list of features.
The main concepts
a) simplicity of configuration ( d-n-d columns in specific areas to bind data )
b) multiple columns can be used for y-axis
c) multiple columns can be used for data view in same time
d) multiple columns can be used as filters ( will be rendered as select-filters, which will affect pivot results on the fly )
e) pivot grid can be constructed from normal grid of from any JS-array of data