Downing Street Says turns the online-but-deeply-hidden transcript of each day's briefings for lobby journalists into a blog where we can all read and comment upon No.10's official line.

It got built in a couple of weeks by half a dozen people. All in different locations. In their spare time. Co-ordinated almost entirely via mailing lists.

Classic MySociety.org fare - indeed a "Declaration Of Intent"

The Prime Minister's monthly press conference is also incorporated. Last Thursday's was a rather testy affair in the light of Clare Short's comments.