Image Shift – Convert, optimize and watermark AVIF & WebP media images
Convert and/or watermark uploaded media images to the WebP or AVIF image format automatically.
4(1 reviews)
·10 active installs·Updated 2 months agoAs of April 2026, Image Shift is a WordPress AVIF plugin with 10 active installations and a 4/5 rating from 1 reviews. It has been downloaded 206 times in total. Requires WordPress 5.8+ and PHP 7.1.0+. Available on WordPress.org since 2026. Recently updated within the last 3 months. Top alternative: Modern Image Formats.
4/51 reviews
10active installs
206total downloads
3 monthssince 2026
Overview
A simple and lightweight plugin that can automatically convert Media images to the WebP or AVIF image format as they are uploaded. Includes the ability to add watermarks to uploaded images. Support for optionally retaining backups of the original image.
- No cost, no subscriptions
- No reliance on transmitting your images to a third party server
- Support for multisite networks
- No third-party PHP libraries are used
- JavaScript is native (does not use jQuery)
Modern image formats
AVIF images are ~50% smaller than JPEG images, and WebP images are ~30% smaller than JPEG images with the same image quality.
Screenshots
Ratings & Reviews
41 reviews
5 ★
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Compatibility
| WordPress | 5.8+ requiredTested up to 6.9.4 |
| PHP | 7.1.0+ required |
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Frequently Asked Questions
Changelog
1.0.1 (2026-01-24)
- Added option to retain original image as a backup.
Contributors
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.