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

# Overview

> Each block in a pipeline maps to an individual file within a project. Blocks can be reused and shared across multiple pipelines within the same project.

## Block types

* [Data loader](/design/blocks/data-loader)
* [Transformer](/design/blocks/transformer)
* [Data exporter](/design/blocks/data-exporter)
* [Scratchpad](/design/blocks/scratchpad)
* [Sensor](/design/blocks/sensor)
* [dbt](/dbt/overview)
* [Extensions](/design/blocks/extension)
* [Callbacks](/design/blocks/callbacks)

<Frame>
  <img alt="Blocks" src="https://user-images.githubusercontent.com/97557538/198362650-6a61dfb2-8afb-40d4-b5ce-fb9f145f23a6.png" />
</Frame>