# EOSIO Atomic Assets <> ERC721 Non-Fungible Tokens

This guide will essentially map the [`atomictokenpeg.spec.js`](https://github.com/liquidapps-io/zeus-sdk/blob/master/boxes/groups/sample/atomictokenpeg/test/atomictokenpeg.spec.js) unit test.&#x20;

Resources:

* Block Explorers:
  * <https://kylin.bloks.io/>
  * <https://mumbai.polygonscan.com/>
  * <https://kylin.eosq.eosnation.io/>
* DSP Portals
  * <https://dsphq.liquidapps.io/>
* Faucet:
  * <https://faucet.matic.network/>
  * <https://kylin-dapp-faucet.liquidapps.io/>
* Open source frontend for bridge:&#x20;
  * <https://github.com/DAPP-Account-DAO/bifrost-bridge-frontend>
* Cloud hosting ETH/BSC
  * <https://www.quicknode.com/pricing>
  * <https://infura.io/pricing>
  * [Chainstack](https://chainstack.com/build-better-with-polygon/)
  * [MaticVigil](https://rpc.maticvigil.com/)
  * [Ankr](https://www.ankr.com/)
* OpenSea ERC721 guide
  * <https://docs.opensea.io/docs/1-structuring-your-smart-contract>
* Matic Endpoint
  * <https://docs.matic.network/docs/develop/network-details/network/>

We're going to create an NFT on the Kylin testnet then send it to Mumbai (Polygon-Matic) via erc721.

Mainnet supported chains (EVM Compatible)

* Ethereum
* Binance Smart Chain
* Matic (Polygon)
* Moonbeam (Polkadot)


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