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The TypeScript library for the Cosmos SDK

CosmJS

With step-by-step examples you will learn how to work with CosmJS when building your application-specific blockchain. Explore how to use CosmJS and apply it to your checkers blockchain to create custom objects and messages.

# In this chapter

In this chapter, you will:

  • Discover what CosmJS is.
  • Do your first CosmJS actions.
  • Learn how to Integrate Keplr.
  • Dive into creating custom objects with CosmJS.

# Next up

As you learn about CosmJS in this chapter, start your journey with an introduction in the next section.

# Developer resources

Cosmos SDK
Cosmos SDK
A framework to build application-specific blockchains

Tendermint Core
Tendermint Core
Blockchain consensus engine and application interface

Cosmos Hub
Cosmos Hub
First interconnected public blockchain on the Cosmos network

IBC
IBC
Industry standard protocol for inter-blockchain communication