# Interfaces

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