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  • Intro
  • EIP overview
  • Further reading
  1. Working Group EIPs and Implementations

EIP 4907 User And Expires Extension

Intro

EIP by Anders, Lance, and Shrug from EmojiDAO This standard proposes an extension to ERC-721 to separate NFT usage rights

EIP overview

Ownership ERC

Adds another user - address that can use the NFT but can't transfer it or do anything else, the user is just labeled as the user

This can be used for gaming and lending too

Further reading

  • Discussion: https://ethereum-magicians.org/t/eip4907-erc-721-user-and-expires-extension/8572

  • Full EIP: https://eips.ethereum.org/EIPS/eip-4907

  • Github implementation: https://github.com/ethereum/EIPs/blob/master/EIPS/eip-4907.md

  • Implementation in Foundry: https://github.com/rugpullindex/ERC4907

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Last updated 1 month ago