Here you can mint and burn Colored Keys
Opening a lock somewhere on planet Earth. Try the "Gate" page on this platform and see what's inside.
After connecting your wallet and pressing mint to initiate token creation, colors will be randomized for the key and background and all metadata will be published on-chain for your very own key. It is an ERC-721 token.
Click to burn a key you own then token goes bye-bye. You no longer have a key and are thus eligible to mint a new one or have one transferred to you.
Everything is stored fully on-chain on Ethereum mainnet. The image is an inline SVG with randomized colors on every mint and all other metadata are stored directly alongside it.
Everyone and their grandma wants to mint an NFT, is There a Blockchain 4 a Gangsta?