This addon is based on a similar mod for Java version, but with several different features. Unfortunately in this first version some pets were added, in the next updates other mobs will be added.
Select version for changelog:
Changelog
In this version I added only 7 types of pets! Give your feedback in my twitter @oguilhermeon
I think it will be released in the next week.
And then this came out
Big Oof
keep up the good work
Do you have any suggestion for the next addon?