> For the complete documentation index, see [llms.txt](https://docs.annostation.orni.co.jp/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.annostation.orni.co.jp/mastering-annostation/projectsetup/data-set.md).

# Adding datasets

## Overview

You can add datasets to AnnoStation using two methods:

1. Import images from your local directory and upload them to AnnoStation.
2. Connect to images stored in the external data source such as amazon S3 or Google Drive or in your secure network.

{% hint style="info" %}
When you connect to the external data source, such images are not uploaded to AnnoStation.
{% endhint %}

## Supported formats

The following formats are supported:

* JPEG
* PNG
* GIF