Smart Contracts Overview

Moonight Protocol consists of 11 Cairo smart contracts deployed on Starknet. All contracts use OpenZeppelin components for access control, pausability, and reentrancy protection.

Core Contracts

Contract	Purpose	Key OZ Components
CDPManager	CDP lifecycle, liquidations, interest	Ownable, Pausable, ReentrancyGuard
MoonUSD	ERC-20 stablecoin with role-based mint/burn	ERC20, Ownable, Pausable
PriceOracle	Pragma wrapper with TWAP + fallback	Ownable
StabilityPool	Liquidation absorption pool	Ownable, Pausable, ReentrancyGuard
RedemptionManager	Sorted queue + redemption fee decay	Ownable
PositionNFT	ERC-721 CDP ownership token	ERC721, Ownable
ProtocolConfig	Global parameters registry	Ownable

Vault Contracts

Contract	Strategy	Details
Vault A	Delta-neutral funding rate	Long/short BTC perp
Vault B	Leveraged BTC accumulation	Recursive CDP loop
Vault C	ERC-4626 yield optimizer	SP + Ekubo + LZ
Vault D	Covered call + PT/YT	Options + yield splitting

External Interfaces

Interface	Protocol	Usage
`IPragmaABI`	Pragma Oracle	BTC/USD price feeds
`IEkuboRouter`	Ekubo DEX	Token swaps, LP
`IExtendedDex`	Extended	Margin trading, funding rates

Deployment Addresses (Sepolia)

{
  "MoonUSD":          "0x4f939a71809aee6691bd05bce8c3dec1faf915633a70838a40f4f63ada6e484",
  "PositionNFT":      "0x2750ea202b2e14b4bf6d6faeaf58e0818295fa0c77d804b27c1e0c0429d01e1",
  "PriceOracle":      "0x381e474889554290793fde095f133a4f6afdf7e128d0ccb5af7b855967a918a",
  "CDPManager":       "0x300a5714cc1bafe5e13297654739cc395703beb15701be71ffb9bf6cdc1a982",
  "StabilityPool":    "0x5622000f5e62e1a09fe586b5d41c2c1c2b6cd0701eae9ed85118658ff67e3d4",
  "RedemptionManager":"0x78e7d3ce5f606c66db587a4d38ce808e60973da2a1b61276dfd5bf89f149ffb",
  "ProtocolConfig":   "0xb49bd862ff59f5a2c7ef01a23034b346dce65dbc7efa041dfbab895b3a3176"
}

Technology Stack

Language: Cairo 2.9.2
Build: Scarb 2.9.2
Testing: Starknet Foundry 0.35.0 (snforge)
Dependencies: OpenZeppelin Cairo Contracts v0.20.0, Pragma Lib

Architecture CDPManager