> ## Documentation Index
> Fetch the complete documentation index at: https://docs.base44.com/llms.txt
> Use this file to discover all available pages before exploring further.

# References Overview

> Tools and APIs for building with Base44

Build and integrate with Base44 using our developer tools, SDKs, and APIs.

* [**Base44 SDK**](#base44-sdk): For building applications.
* [**CLI**](#cli): For managing projects from the command line.

## Base44 SDK

The Base44 SDK provides a convenient way to interact with Base44 programmatically. Use it to:

* Work with data collections and entities.
* Manage AI agents.
* Invoke backend functions.
* Leverage various integrations.

[Explore the SDK](/developers/references/sdk/getting-started/overview).

## CLI

The Base44 CLI provides a powerful interface for managing your Base44 apps from the terminal. Use it to:

* Authenticate with your Base44 account.
* View project configuration and resources.
* Manage entities and functions locally.

[Explore the CLI](/developers/references/cli/get-started/overview).