LST Factory — Staking Kit

Contract Details

Categorycontracts

Files12

Price$19.99

Tech Stack

Solidity ^0.8.24 OpenZeppelin v5 Foundry

Chains

Ethereum Arbitrum Base

Description

Liquid staking token factory contract for minting, burning, and accounting of staking derivatives. Implements rebasing or exchange-rate LST models with oracle-fed validator balance updates, withdrawal processing, and protocol fee collection.

Features

✓ ERC-20 compliant liquid staking token
✓ Exchange-rate model (stETH-style)
✓ Oracle-fed validator balance updates
✓ Mint LST on deposit, burn on withdrawal
✓ Protocol fee collection (configurable)
✓ Withdrawal request queue integration
✓ Ownable2Step governance
✓ Full Foundry test suite with fuzz tests

lst-factory.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

/// @title LST Factory
/// @notice Liquid staking token factory contract (mint/burn/accounting).
contract LstFactory {
    address public immutable owner;
    uint256 public constant VERSION = 1;

    event Initialized(address indexed deployer);

    constructor() {
        owner = msg.sender;
        emit Initialized(msg.sender);
    }

    // ... full implementation in purchased package
}