Add missing image ALT text, optimize JPG/PNG files, create WebP/AVIF images, find duplicates, and safely clean your WordPress Media Library.
Alternatives to CDNTR – Image Optimization, Next-Gen Images (WebP/AVIF) & CDN Cache
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.
Free WebP and AVIF converter. Compress and optimize images on your own server and serve the best format. No API key, no account, no limits.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Check plugin compatibility and repository health, track updates, roll back WordPress.org plugins, and download installed versions as ZIP files.
Convert media images to AVIF/WebP with a background queue, responsive variants, and automatic picture-element delivery.
JZB Image Auto AVIFv1.0.0
Automatically optimize WordPress images to AVIF and WebP using an independent mirror cache and safe output buffering.
QuickWebP converts JPG and PNG to WebP, compresses images locally, improves image SEO, and adds AVIF with QuickWebP Pro.
Optiqv1.0.0
Faster WordPress through smarter media — optimize, convert, and offload to the cloud.
Local WebP/AVIF optimization with adaptive visual-quality safeguards, responsive delivery, backups, bulk processing, and optional PageSpeed/LCP-aware …
MITS Image Optimizerv1.2.76
Auto-compress images on upload, bulk convert to WebP & AVIF, manage .htaccess WebP serving, and audit your site - all in one plugin.