One2Image – Image Optimizer v1.3.0
Compress, resize and convert WordPress images directly in your browser, without an external image-processing service. Free. No API key.
Tags / webp
webp
348 WordPress plugins tagged “webp”. Every result links to a crawlable PlugIndex profile.
OneTap WebP Converter v1.0.0
Convert all existing JPG/PNG images in your Media Library to WebP with a single click, in place, with no duplicates.
OptiForge Image Optimizer v1.4.0
Convert images to AVIF & WebP on-server with true background queue. Boost page speed and Core Web Vitals with zero monthly SaaS fees.
OptiFusion – Image Converter & Optimizer v7.2
Bulk convert images to WebP, compress without visible quality loss, auto-optimize on upload, and see exactly how much space you saved.
Optiq v1.0.0
Faster WordPress through smarter media — optimize, convert, and offload to the cloud.
Optisize – WebP Konwerter v1.1.6
Automatically compresses images on upload and converts them to the modern WebP format.
Optivanta Image Optimization v1.2.0
Optimize and analyze your WordPress images with local compression, WebP conversion, image health reports, optimization statistics, and no external API …
OrigiSafe — Advanced Image Optimizer (WebP) — Keep Originals Safe v0.0.122
Convert JPG/PNG uploads (and existing library) to WebP, move originals to /uploads/_originals/, and update Media Library metadata - WP serves .webp
Outpath Solutions Smart Image Optimizer v1.2.4
Convert images to WebP/AVIF on upload, strip EXIF, scale to max width, add lazy loading, and track savings in a dashboard.
Parisia Media – WebP & AVIF Images, Smart Resize, AI Alt Text v0.9.4
WebP & AVIF conversion, smart resize per placement, AI alt text and extra aspect ratios (4:5, 16:9...) with an optional Parisia account.
Patu Optimizer – Compress Images to WebP & AVIF v0.2.1
Compress and convert your media library to WebP and AVIF. Same quality, smaller files, never bigger, never broken. Free API key.
Perxel Image Optimizer v1.2.1
Local WebP conversion for your media library. No third-party CDN or service, free, and it runs in the background.
Petro SEO Images to WebP v1.1.2
Bulk-convert media library images to WebP for better SEO and Core Web Vitals. Originals stay on disk; the front-end serves WebP via the tag.
Pewit AI Image Optimizer v1.1.3.3
Smart JPEG/PNG compression with WebP/AVIF sidecars, AV1 WebM video sidecars (ffmpeg) and backup-first bulk jobs (Pro).
PicEte Image Optimizer v1.3.0
Free, zero-ad, unlimited local lossy image compression & WebP conversion.
Picqlo Image Converter v7.6.3
Free bulk image optimizer: compress and convert the images in your media library to AVIF & WebP. Reversible, no subscription.
PicVeda Optimizer v1.0.1
Local-only image optimizer for WordPress and WooCommerce with Context-Aware SEO automation, smart image skipping, and automated WebP conversion.
Pihlfelt Image Assistant – AI Alt Text & Image Optimization v1.0.2
Find images missing alt text, fix them fast — manually or with AI — and optimize your whole media library with automatic backups.
Pipe9 Media Optimizer v1.5.2
Convert images to WebP automatically. Serve via .htaccess rewrites, picture tags, or PHP passthru. Lightweight, zero bloat.
PixCompress v1.4.9
Compress JPEG, PNG, WebP, and GIF in the media library without changing URLs. Originals are backed up so you can restore anytime.
Pixel Forge v1.1.1
Bulk-convert your media library to WebP and AVIF with a live progress screen, then roll every generated file back with one click.
PixelScore – Image SEO Score, Alt Text & WebP Optimizer v1.0.1
An image SEO score for every image, then one-click fixes: missing alt text, generic file names, oversized files. Local WebP, optional AI alt text.
Pixelweb Image Optimizer v1.1.2
WebP conversion on your own server, cache-safe delivery, LCP-friendly lazy loading and an image SEO checker. No external API, no quotas.
Pixonix Local Image Optimizer v2.0.0
Unlimited image optimization - Auto optimize on upload, Bulk optimize, WebP & AVIF conversion. No API key, no monthly fee, no limits.