Is there clustering in Javascript?

Discussion created by sohnem2 on Dec 4, 2013
Latest reply on Dec 6, 2013 by betsyjsg
Is there anything similar to clustering in JavaScript API?
How would you deal with thousands/millions of features on a map?
If not, what would be the best way to implement something similar to clustering, or in a wider scope what is the best way to deal with so many features?