Ordinals, originating on the Bitcoin blockchain, can be considered a type of non-fungible token (NFT) that store different types of metadata.

Meebits are an Ethereum NFT collection of 3D digital collectible characters or avatars owned by the Bored Ape creators Yuga Labs.

Pudgy Penguins is a PFP NFT collection of 8,888 adorable penguins living on the Ethereum blockchain, now available as toys across the world.