As far as we know, Google is preparing the new penguin update before the end of the year.
Webmasters and SEO communities have been waiting a long time for the penguin upgrade. Google has promised that they will update in real time, so those who have been hit by a penalty won't have to wait until a new update to recover.
A few months ago, John Mueller from Google said that he hoped the new update would be ready by the end of the year.
Earlier this month Gary Illyes tweeted that it's not ready yet ............... we are waiting
