Linear Samples released YFM samples library for Kontakt 4 (full version required). It provides exclusive SFX and ambiant sounds (38 instruments) created on latest 4 operators FM synths (YS series). These cannot be reproduced by software FM plugins as they rely on fast LFO and sample and hold mode.
It is available through emotuned music platform (priced $29) and we can listen to audio demo songs.
Cjed Audio 