Okay, they aren't new, they have been on NGemu a while, but they have been getting some good support from the community and i felt they needed adding to the official site!!
Due to the hard work of Rebel_X and ChickenLiver from the PCSX2 forums, we are proud to present LilyPad and TwinPad plugins, which both allow keyboard users to have full use of the analog sticks! I'm sure you will enjoy them as much as the forum users have.