Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Alternatives to ImgSmaller – Optimize Images | Compress Images | Convert WebP & AVIF
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.
HostSalt Image Optimizerv1.0.3
Automatically optimize, compress and convert images to WebP or AVIF on upload — powered by the HostSalt IO API.
Upgrade the default WordPress Media Library and media selector with advanced media management, one-click cleanup for large or unused images, and built …
Optimize images locally, serve WebP & AVIF, and keep CDN caches current with Cloudflare or webhook purging—without cloud quotas.
Media Optimizerv1.1.0
Free WebP and AVIF sidecars, delivery tests, and safe local WordPress image optimization with original-file backups.
Automatically compress JPEG, PNG and GIF images on upload. Bulk optimize your media library, keep backups, and track savings per image.
Convert images on your server to AVIF or WebP. Safely migrate Media Library image families and optimize new uploads.
Image Weight Guardv1.0.0
Convert new and existing images to optimized WebP, and stop oversized images with a one-click "Optimize & Upload" prompt.
Codcy Image Optimizerv1.6.3
Bulk convert JPEG and PNG images to WebP. No external service. Runs entirely on your server with automatic backup.
Convertly Media Optimizerv0.7.18
Automatically optimize WordPress media, create modern image formats, and deliver faster pages with Convertly.