Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Alternatives to Base64 Images
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.
PuffPix Compressv1.3.1
Automatically compress images on upload using mozjpeg + pngquant. Bulk-optimize your media library. Faster site, no quality loss. Free trial included.
Automatically optimise uploaded images using the PHP GD library — no external APIs, no account required.
Compress and convert your media library to WebP and AVIF. Same quality, smaller files, never bigger, never broken. Free API key.
Free WebP & AVIF image optimizer for your Media Library. No account, no API key, no per-image credits. Faster Core Web Vitals.
Find unused images, catch duplicates, convert to WebP and compress. Runs on your own server. Free, unlimited, no account, no API key.
Convert Media Library images to WebP or AVIF locally in your browser.
Truly unlimited WebP & AVIF conversion — runs in YOUR browser via WebAssembly. No API, no server, no credits, no signup. Ever.
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.
PixGrow Image Optimizerv1.1.0
Free browser-based WordPress plugin to compress images and convert to WebP. No API key, zero server load, unlimited bulk image optimization.