Fix oversized images with zero setup. Automatically creates the image sizes, thumbnails, WebP and AVIF your pages need, in the background.
Alternatives to WP Image Sizes
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Scan, repair, and regenerate WordPress thumbnails with missing-file detection, outdated-size checks, resumable processing, and clear local history.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Reinvent Retina Imagesv1.0.2
Sharp retina images in one click: regenerate thumbnails, fix missing image sizes, turn off unneeded ones, make WebP/AVIF and free up space.
Control which thumbnail sizes WordPress generates, cap oversized uploads, and convert images to WebP — built for shared hosting.
Stop WordPress generating thumbnails like 1536x1536 and 2048x2048, see disk space per image size, and delete retired thumbnails. Originals are kept.
Regenerate image sizes for all, selected or single images, create only the missing sizes, and clean up leftover size files.
Thumbnail Managerv1.6.0
Regenerate WordPress thumbnails, control image sizes, and safely clean generated files with resumable, review-first jobs.
Display all registered image sizes and their full URLs for every image in the WordPress Media Library.
Lists every registered image size — built-in and custom add_image_size() sizes — with width, height and crop mode in a Dashboard widget.