Token standard materials

[hackfisher]

https://tokentaxonomy.org/framework-draft-specification-library/

https://medium.com/@PersistenceOne/persistences-focus-on-open-finance-the-digital-asset-exchange-marketplace-use-case-95cb5d91f4d3

https://docs.darwinia.network/docs/en/rfc-0013-darwinia-cross-chain-nft-standards

https://nft.itering.com/

https://www.onflow.org/