> ## Documentation Index
> Fetch the complete documentation index at: https://cosmos-docs-sync-security-docs.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Tool Guide

> Version: v0.53

Essential tools for Cosmos SDK development, from code generation to configuration management. These utilities streamline your development workflow and help maintain production-ready applications.

<CardGroup cols={2}>
  <Card title="Protocol Buffers" icon="code" href="/sdk/v0.53/build/tooling/protobuf">
    Set up protobuf code generation with Docker images, Makefile commands, and Buf configuration.
  </Card>

  <Card title="Confix" icon="wrench" href="/sdk/v0.53/build/tooling/confix">
    Migrate and manage configuration files across SDK versions with automatic migration tooling.
  </Card>

  <Card title="CosmJS" icon="js" href="https://github.com/cosmos/cosmjs">
    Official JavaScript/TypeScript library for building clients, frontends, and scripts that interact with Cosmos chains.
  </Card>
</CardGroup>

## Related Tools

Looking for other SDK tools? Check out these sections:

* **Cosmovisor** - Automated upgrade management → [Run a Node](/sdk/v0.53/build/tooling/cosmovisor)
* **AutoCLI** - Automatic CLI generation → [In-Depth Concepts](/sdk/v0.53/learn/advanced/autocli)
* **Depinject** - Dependency injection framework → [SDK Packages](/sdk/v0.53/build/packages/depinject)
* **Simulation** - Blockchain fuzz testing → [Build a Chain](/sdk/v0.53/learn/advanced/simulation)