> For the complete documentation index, see [llms.txt](https://docs.fringe.fi/v2-smart-contract-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces.md).

# interfaces

- [EIP20Interface](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/eip20interface.md)
- [EIP20NonStandardInterface](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/eip20nonstandardinterface.md)
- [IBErc20Token](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iberc20token.md)
- [IBLendingToken](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iblendingtoken.md)
- [IBPrimaryLendingPlatform](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/ibprimarylendingplatform.md)
- [IComptroller](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/icomptroller.md)
- [IPRJ](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iprj.md)
- [IPriceOracle](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/ipriceoracle.md)
- [IPriceProviderAggregator](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/ipriceprovideraggregator.md)
- [IPrimaryLendingPlatform](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iprimarylendingplatform.md)
- [IPrimaryLendingPlatformLeverage](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iprimarylendingplatformleverage.md)
- [IPrimaryLendingPlatformLiquidation](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iprimarylendingplatformliquidation.md)
- [ISimplePriceOracle](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/isimplepriceoracle.md)
- [IUSDCTest](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iusdctest.md)
- [IWETH](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iweth.md)
- [IWstETH](https://docs.fringe.fi/v2-smart-contract-documentation/interfaces/iwsteth.md)