StableMaster - Stablecoin Accounting

PerpetualManager - Hedging Agents Positions

AgToken - Stablecoin Contracts

PoolManager - Collateral Pools

SanToken - SLP Tokens

Core - Protocol Integrity

FeeManager - Parameters Setting

Oracle - Accessing Price Feeds

Strategies - Yield Optimization

https://github.com/AngleProtocol/angle-devdoc/blob/main/core-module-contracts/smart-contracts-docs/functionutils-useful-modifiers-and-functions.md

Collateral Settler - Revoking a Collateral