Originally Posted by Nanthiel 
Thanks for the replies. But I don't have an answer yet. =(
Could anyone please point me in a direction to the Pentax3 profile, please? =)
Camera files for Bibble work in rawtherapee... if that's what you need.
rawtherapee.com :: View topic - new Bibble5 camera profiles are usable in RT
Unfortunately I only see Pentax1