planet-zoo-mods
There are 2 repositories under planet-zoo-mods topic.
ChallengeOfTheDark/More-Sandbox-Albino-and-Melanistic-Animals
This is a mod for Planet Zoo 1.6. - It mod highly increases the chances to find albino/melanistic animals in sandbox for all animals (habitat and exhibit), including DLC ones, so usually out of 4 animals at least 1 will be albino or melanistic.
ChallengeOfTheDark/Whiter-Arctic-Wolves
This mod makes the planet zoo arctic wolves' furs whiter, as opposed to the more yellowy shade it is otherwise. Updated to work on Planet Zoo 1.6