Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Alternatives to Thumbnail Upscale
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.
All-in-one WordPress image optimization: disable thumbnails, compress, convert to WebP & AVIF, clean your media library, and offload images to a CDN.
Automatically generate featured images and post thumbnails for your WordPress posts, and pages.
Automatically set missing featured images from the first image or a YouTube, Vimeo or Dailymotion video in your content.
Scan, repair, and regenerate WordPress thumbnails with missing-file detection, outdated-size checks, resumable processing, and clear local history.
Generate smart, contextual AI featured images for your WordPress posts automatically or on-demand using Pollinations.ai.
Simple Image Sizesv3.2.6
This plugin lets you create custom image sizes for your site. Override your theme sizes directly on the Media settings page, regenerate thumbnails, an …
Regenerate thumbnails selectively by upload date and search filters with full history calendar, performance throttle, and fail-safe recovery.
Presswell Art Directionv2.2.0
Manage focal-point cropping and on-demand custom image generation in WordPress.
Turns PDFs into images. Refuses to save a blank thumbnail, works around a Ghostscript fault that makes one, and tells you what to ask your host.