Marginfi Development Guide

Build lending and borrowing applications on Solana with Marginfi - a decentralized, overcollateralized lending protocol offering deposits, borrows, flash loans, and leveraged positions.

Overview

Marginfi provides:

• Lending & Borrowing: Deposit collateral to earn yield, borrow against your deposits
• Multiple Accounts: Create multiple accounts per wallet with independent positions
• Risk Management: Advanced health calculations using asset and liability weights
• Flash Loans: Atomic, uncollateralized lending within a single transaction
• Looping: Leverage positions by depositing and borrowing in a single transaction
• Multi-Asset Support: SOL, USDC, LSTs (JitoSOL, mSOL), and more

Quick Start

Installation