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

# Exporting Slices

> Save volume slices as images or animations

## Opening the Export Dialog

Click the **Export** button (green) in the toolbar to open the export modal.

<img src="https://mintcdn.com/altician/0YBh5K6l-27QqsAD/images/export-modal.png?fit=max&auto=format&n=0YBh5K6l-27QqsAD&q=85&s=6b829e43ca325f33c7276eb2502800a2" alt="Export modal" width="1920" height="1080" data-path="images/export-modal.png" />

## Format Options

| Format   | Type           | Notes                               |
| -------- | -------------- | ----------------------------------- |
| **MP4**  | Video          | Requires WebCodecs API (Chrome 94+) |
| **WebP** | Animated image | Widely supported                    |
| **PNG**  | Static images  | Lossless, one image per slice       |
| **JPG**  | Static images  | Compressed, one image per slice     |

## Direction

Choose the slicing direction:

* **Sagittal** — Left-right slices
* **Coronal** — Front-back slices
* **Axial** — Top-bottom slices
* **All** — Export all three directions

## Frame Delay

For animated formats (MP4, WebP), set the delay between frames (50–1000 ms).

<Note>Frame Delay is disabled for static formats (PNG, JPG).</Note>

## Preview

The modal shows a preview before exporting — both static thumbnails and animated previews (for video/WebP).

## Download

Click **Download** to save the export. Multi-file exports (PNG, JPG, All directions) are packaged as a ZIP file.

<Warning>
  Export is only available when the viewer is active with a loaded volume. The button is disabled during loading or empty states.
</Warning>