LPsLux Proposals
LP-7626

LRC-4626 Tokenized Vault

Implemented

LRC-4626 Tokenized Vault for Lux Network

Category
LRC
Created
2025-01-23

Abstract

LRC-4626 (mirrors ERC-4626) standardizes tokenized yield-bearing vaults.

Specification

Defines deposit/withdraw/mint/redeem interface with share accounting for DeFi vaults.

Motivation

This standard ensures compatibility with the broader EVM ecosystem while enabling Lux-specific optimizations.

Rationale

Mirrors the corresponding Ethereum standard for maximum compatibility.

Backwards Compatibility

Fully compatible with existing ERC implementations.

Reference Implementation

Repository: https://github.com/luxfi/standard Local Path: /Users/z/work/lux/standard/

Contracts

ContractDescription
lib/openzeppelin-contracts/contracts/token/ERC20/extensions/ERC4626.solOpenZeppelin ERC-4626

Interfaces

Upgradeable Variants

For proxy-based upgradeable contracts:

ContractDescription
ERC4626Upgradeable.solUpgradeable vault

Usage: Initialize in initialize() instead of constructor. See OpenZeppelin Upgrades.

Build and Test

cd /Users/z/work/lux/standard

# Build all contracts
forge build

# Run tests
forge test -vvv

# Gas report
forge test --gas-report

Security Considerations

Implementations should follow established security best practices for the corresponding ERC.

Copyright and related rights waived via CC0.