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lib_openzeppelin_contracts/contracts/token/ERC721/extensions/IERC721Enumerable.sol

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+// SPDX-License-Identifier: MIT
+// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/extensions/IERC721Enumerable.sol)
+
+pragma solidity ^0.8.20;
+
+import {IERC721} from "../IERC721.sol";
+
+/**
+ * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
+ * @dev See https://eips.ethereum.org/EIPS/eip-721
+ */
+interface IERC721Enumerable is IERC721 {
+    /**
+     * @dev Returns the total amount of tokens stored by the contract.
+     */
+    function totalSupply() external view returns (uint256);
+
+    /**
+     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
+     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
+     */
+    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);
+
+    /**
+     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
+     * Use along with {totalSupply} to enumerate all tokens.
+     */
+    function tokenByIndex(uint256 index) external view returns (uint256);
+}