Getting The Category Manager

To get the category manager is fairly simple

DragonTagsAPI.category.getCategoryManager().#

It has multiple methods to get and register categories using that will also allow you to get the tags each category holds

Example Usage: 

Getting all tags from all categories

Java Example

Map<String, TagCategory> categories = DragonTagsAPI.category.getCategoryManager().categories;
List<Tag> allTags = new ArrayList<>();
for (TagCategory category : categories.values()) {
    allTags.addAll(category.getTags());
}

Kotlin Example

val allTags = DragonTagsAPI.category.getCategoryManager().categories.flatMap { it.value.tags }