Convert images to AVIF & WebP on-server with true background queue. Boost page speed and Core Web Vitals with zero monthly SaaS fees.
Alternatives to Opti Ninja Image Optimizer – Compress Images, 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.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Unlimited image optimization on your own server: compression, WebP and AVIF, lazy load, alt text, thumbnails and safe SVG. No credits or API keys.
Speed up WordPress image delivery with local WebP and AVIF optimization. Free, private, unlimited, with no subscription or PRO version.
Convert images to WebP, compress and resize them for WooCommerce and WordPress, right in the editor. Faster PageSpeed, better image SEO.
Browser-based image compression & WebP—no API keys or quotas. Works on any hosting.
Unlimited local image compression. Bulk optimize, auto-compress on upload, backup and restore. No external API, no limits.
Compress images and convert them to WebP on your own server. No external API, no credits, no monthly quota. Every original is backed up.
A powerful, safe, and automated bulk image optimizer. Convert JPGs and PNGs to WebP, shrink dimensions, and automatically update content URLs.
Compress and optimize images, enable lazy load, serve WebP & AVIF, and speed up your site with a global image CDN.