Edible cat: spawns in plains and it's variants, can be ate after killing, after putting in crafting table and putting it along with shears gives leather, along with a knife gives cat meat that can be cooked. Putting it in brewing stand and replacing bottles with bukkets gives you blood buckets.

Edible Dog: Pretty same as Edible Cat, but has spinning tail and gives dog meat instead.

Edible Villager: Spawns in plains and can be recognized by it's old texture, can be killed to obtain villager item that is used to make cannibals totem or just be eaten.

Edible Rock: Spawns in bigger caves, like lush caves and dripstone caves, when attacked, will fight back, gives you edible stone efter getting killed, that is so tasty that it blows your mind(literally).

Knife: Crafted with 2 iron nuggets, 2 iron ingots and one stick.

Overpowered Knife: Not obtainable in survival, deals 1000 damage and makes funny sound when kills something(going to be in survival next update).

Blood Bucket: Obtainable by putting edible animals into brewing stand.

Cooked/Raw Dog/Cat Meat: Food...

Vegan Stew: Obtainable by trading with vegan villagers.

Cooked Leaves: It is what you think it is, just smelt leaves, gives veganism effect.

Vegan block: turns nearby villagers vegan.

Cannibals Totem: Craftable using: Blood Bucket, Totem Of Undying and Villager.