The built-in FX section in this Kontakt library is worth the price of admission alone. You get:
Some users have reported minor technical bugs, such as sustain pedal response issues where notes may not play unless struck twice. Panndora Audio Where to Purchase ultimate stage pianos hd kontakt best
Technically this runs in the STEAM engine (Omnisphere’s engine), but it is often grouped in the "ultimate VST" conversation alongside Kontakt libraries. The built-in FX section in this Kontakt library