# IBC This repository contains reference documentation for the IBC protocol integration and concepts: 1. [Overview](./overview.md) 2. [Integration](./integration.md) 3. [Customization](./custom.md) 4. [Relayer](./relayer.md) After reading about IBC, head on to the [Building Modules documentation](../building-modules/README.md) to learn more about the process of building modules.