# Interfaces

- [IERC20Metadata](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/ierc20metadata.md)
- [IERC721Permit](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/ierc721permit.md)
- [IMulticall](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/imulticall.md)
- [INonfungiblePositionManager](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/inonfungiblepositionmanager.md)
- [INonfungibleTokenPositionDescriptor](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/inonfungibletokenpositiondescriptor.md)
- [IPeripheryImmutableState](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iperipheryimmutablestate.md)
- [IPeripheryPayments](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iperipherypayments.md)
- [IPeripheryPaymentsWithFee](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iperipherypaymentswithfee.md)
- [IPoolInitializer](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/ipoolinitializer.md)
- [IQuoter](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iquoter.md)
- [IQuoterV2](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iquoterv2.md)
- [ISelfPermit](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iselfpermit.md)
- [ISwapRouter](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iswaprouter.md)
- [ITickLens](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/iticklens.md)
- [external](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/external.md)
- [IERC1271](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/external/ierc1271.md)
- [IERC20PermitAllowed](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/external/ierc20permitallowed.md)
- [IWETH9](https://bonsaiswap.gitbook.io/bonsaiswap-docs/developers/technical-reference/periphery/interfaces/external/iweth9.md)