Introduction

IBC-Go v7 Cosmos SDK v0.47 CosmJS Guided Coding

This is a tutorial for wiring up the ICS-29 Fee Middleware to a Cosmos SDK blockchain and a React frontend.

Prerequisites

• Basic Knowledge of TypeScript
• Basic Knowledge of Cosmos SDK
  • If you are new to Cosmos SDK, we recommend you to go through the first two categories of the Developer Portal
• Basic Knowledge of the Fee Middleware module

Scope

This tutorial will cover creating a Cosmos SDK blockchain with the ICS-29 Fee Middleware wired up to it. It will also cover creating a React frontend that can interact with the blockchain.

Learning Goals

In this tutorial, you will:

• Create an IBC enabled blockchain using the Cosmos SDK.
• Wire up the ICS-29 Fee Middleware to the blockchain.
• Create a React frontend that can interact with the blockchain.
• Run two blockchains locally and connect them using the Hermes relayer.
• Make an incentivized transfer between the two blockchains.