Title: Sityn Image Optimizer
Author: aerqzs
Published: <strong>May 17, 2026</strong>
Last modified: May 17, 2026

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# Sityn Image Optimizer

 By [aerqzs](https://profiles.wordpress.org/aerqzs/)

[Download](https://downloads.wordpress.org/plugin/sityn-image-optimizer.1.0.0.zip)

 * [Details](https://wordpress.org/plugins/sityn-image-optimizer/#description)
 * [Reviews](https://wordpress.org/plugins/sityn-image-optimizer/#reviews)
 *  [Installation](https://wordpress.org/plugins/sityn-image-optimizer/#installation)
 * [Development](https://wordpress.org/plugins/sityn-image-optimizer/#developers)

 [Support](https://wordpress.org/support/plugin/sityn-image-optimizer/)

## Description

Sityn Image Optimizer integrates with the WordPress media uploader and optimizes
image files in the browser before upload. It supports resizing, quality control,
and conversion to WebP, JPG, PNG, and AVIF where supported.

The plugin processes selected images client-side, then passes the optimized files
to the normal WordPress media upload flow.

## Installation

 1. Upload the plugin folder to `/wp-content/plugins/`.
 2. Activate Sityn Image Optimizer from the Plugins screen.
 3. Open a media upload flow and configure the optimizer panel before selecting images.

## FAQ

### Does optimization happen on the server?

No. Image processing runs in the browser before the file is uploaded.

### Does AVIF require browser support?

AVIF conversion uses a bundled WebAssembly encoder when native browser encoding 
is unavailable.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Sityn Image Optimizer” is open source software. The following people have contributed
to this plugin.

Contributors

 *   [ aerqzs ](https://profiles.wordpress.org/aerqzs/)

[Translate “Sityn Image Optimizer” into your language.](https://translate.wordpress.org/projects/wp-plugins/sityn-image-optimizer)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/sityn-image-optimizer/),
check out the [SVN repository](https://plugins.svn.wordpress.org/sityn-image-optimizer/),
or subscribe to the [development log](https://plugins.trac.wordpress.org/log/sityn-image-optimizer/)
by [RSS](https://plugins.trac.wordpress.org/log/sityn-image-optimizer/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.0.0

 * Added AVIF conversion through a bundled WebAssembly encoder.
 * Improved upload interception coverage.
 * Updated the optimizer UI.

## Meta

 *  Version **1.0.0**
 *  Last updated **6 hours ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 6.0 or higher **
 *  Tested up to **6.9.4**
 *  PHP version ** 7.4 or higher **
 * Tags
 * [AVIF](https://wordpress.org/plugins/tags/avif/)[images](https://wordpress.org/plugins/tags/images/)
   [media](https://wordpress.org/plugins/tags/media/)[optimization](https://wordpress.org/plugins/tags/optimization/)
   [webp](https://wordpress.org/plugins/tags/webp/)
 *  [Advanced View](https://wordpress.org/plugins/sityn-image-optimizer/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/sityn-image-optimizer/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/sityn-image-optimizer/reviews/)

## Contributors

 *   [ aerqzs ](https://profiles.wordpress.org/aerqzs/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/sityn-image-optimizer/)