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EWWW Image Optimizer · Version history

EWWW Image Optimizer changelog and version history

Latest version
8.9.1
Oct 29, 2026 (11 days ago)
Releases
75
since 2020
In the last year
17
about one every 22 days
Tested up to
WordPress 7.1.4
PHP 7.4 or later

Releases each year

  • 20203 releases
  • 202118 releases
  • 202213 releases
  • 20237 releases
  • 202410 releases
  • 20259 releases
  • 202615 releases

202615 releases

  1. EWWW Image Optimizer 8.9.1Latest

    • Release Date – October 29, 2026
    • deprecated: support for PHP versions older than 8.2 will be removed in version 9.0.0
    • fixed: some images are not auto-optimized if thumbnail dimensions are set to zero
    • fixed: WebP thumbnails for images edited within WordPress use incorrect source image
    • fixed: Force Re-optimize does not recreate WebP images when using ImageMagick
    • security: HTML attribute parsing is now stricter and more secure

  2. EWWW Image Optimizer 8.9.0

    • Release Date – October 13, 2026
    • added: option to disable resizing via maximum dimensions on media uploader and in post editor
    • fixed: regression in Easy IO handling of style attributes causes HTML entities to be double-encoded
    • fixed: PNG metadata not removed when using local optipng
    • fixed: images with fetchpriority=”high” do not get skipped by Lazy Load when Picture WebP delivery is enabled
    • fixed: duplicate WebP delivery checks run on settings page
    • fixed: race condition with some LiteSpeed servers causes incorrect WebP test image to display
    • fixed: images too small for thumbnails failed to optimize automatically on upload
    • security: yet more hardening against stored XSS attacks, thanks to WPScan for reporting

  3. EWWW Image Optimizer 8.8.0

    • Release Date – September 24, 2026
    • added: quality setting for Premium compression, Premium Plus removed/migrated to quality 77
    • fixed: fatal error when fetching remote images via WP Offload Media due to strict type casting
    • fixed: multisite file modification outside upload directory
    • security: PHP object injection, reported by Karthik Ramakrishnan
    • security: further hardening of stored XSS fix, reported by Charles Vosburgh and Intrudify
    • security: prevent reflected XSS

  4. EWWW Image Optimizer 8.7.7

    • Release Date – September 1, 2026
    • fixed: LQIP/DCIP inputs not available immediately after Easy IO activation
    • security: ensure all CDN image URLs are properly escaped to prevent XSS

  5. EWWW Image Optimizer 8.7.6

    • Release Date – August 20, 2026
    • added: option to disable client-side media processing in WP 7.1, mostly for animated GIF images and indexed (palette) PNG images
    • fixed: compatibility with client-side media processing in WP 7.1
    • fixed: Easy IO modifies URLs in REST API endpoints used by media uploader in WP 7.1
    • fixed: WebP conversion via Imagick throws fatal error when source file goes missing
    • fixed: PNG to JPG conversion via API sometimes results in black background for 8-bit images
    • fixed: Auto-scaling sometimes makes images too large (or too small) when CSS width is set to auto

  6. EWWW Image Optimizer 8.7.5

    • Release Date – August 5, 2026
    • improved: use WP file access functions wherever possible
    • fixed: PHP notices in BuddyPress/BuddyBoss compatibility functions
    • removed: PNG to JPG auto-convert for large PNG images

  7. EWWW Image Optimizer 8.7.4

    • Release Date – July 16, 2026
    • security: prevent authenticated XSS

  8. EWWW Image Optimizer 8.7.3

    • Release Date – July 9, 2026
    • added: ewww_image_optimizer_cloud_based_media filter for cloud-based storage plugins to integrate with optimization processes

  9. EWWW Image Optimizer 8.7.2

    • Release Date – June 10, 2026
    • changed: re-test mechanism for background optimization only runs on settings, and improved error reporting for re-testing
    • fixed: cross-site image collisions in remote_push/remote_fetch on multisite with S3 Offload plugin, props @earthlingdavey
    • fixed: bulk JS enqueued twice

  10. EWWW Image Optimizer 8.7.1

    • Release Date – June 4, 2026
    • fixed: JS/CSS URLs created by WP Rocket are not delivered via Easy IO CDN
    • fixed: docs/help links for Image Detective and Max Image Dimensions
    • fixed: search during bulk optimization does not pause table updates

  11. EWWW Image Optimizer 8.7.0

    • Release Date – May 21, 2026
    • changed: Linux binaries are now 64-bit for better compatibility with modern servers
    • fixed: Image Detective uses incorrect dimensions for auto-sized srcset images
    • fixed: size detection for images using native lazy load
    • fixed: PHP error adding global Lazy Load exclusion with Image Detective
    • updated: jpegtran to version 10
    • updated: optipng to version 7.9.1
    • updated: gifsicle to version 1.96
    • updated: pngquant to version 3.0.4
    • updated: cwebp to version 1.6.0

  12. EWWW Image Optimizer 8.6.0

    • Release Date – May 14, 2026
    • added: LCP image detection helper, along with improved UI for Resize Detection which has been renamed to Image Detective
    • added: ability to exclude LCP image from Lazy Load
    • added: filters for plugins that offload media to cloud storage to integrate with S3 detection for JS/Picture WebP and Lazy Load, props @alessandrocarrera
    • changed: Lazy Load and Easy IO scaling thresholds reduced for improved auto-scaling
    • fixed: performance regression when Lazy Load checks parent elements for skip-lazy exceptions
    • fixed: new uploads checked twice for optimization when Image Regenerate & Select Crop plugin is active
    • fixed: incorrect WebP URLs shown in Media Library when naming mode is empty, usually when media is offloaded
    • fixed: some front-end options not autoloaded
    • fixed: AVIF images rewritten in Force WebP mode

  13. EWWW Image Optimizer 8.5.0

    • Release Date – April 1, 2026
    • changed: foreground/background bulk optimizers merged into common interface on both Settings and Bulk Optimizer pages
    • added: option to choose Background or Foreground mode during bulk optimization
    • added: Choose whether to include Additional Folders like the theme or other configured folders during bulk optimization
    • fixed: some strings in bulk interface not able to be translated properly for RTL locales
    • fixed: NextGEN bulk optimizer missing from menu with NextGEN 4.x
    • fixed: when media is offloaded, background optimization leaves local copies behind in some rare cases
    • fixed: existing images with missing thumbs/sizes do not get properly offloaded by WP Offload Media after bulk optimization
    • fixed: list of pending images for bulk optimization sorted incorrectly
    • deprecated: direct support for GRAND FlaGallery will be removed soon, use Folders to Optimize setting instead
    • deprecated: direct support for NextCellent Gallery will be removed soon, use Folders to Optimize setting instead

  14. EWWW Image Optimizer 8.4.1

    • Release Date – February 19, 2026
    • fixed: PHP warnings with offloaded media in the Media Library
    • fixed: WebP naming mode unable to be changed on Cloudflare sites
    • fixed: incorrect WebP paths generated for images in root of S3 buckets (S3 Image Optimizer compat)
    • fixed: JS/Picture WebP uses incorrect URLs after naming mode is changed and existing .webp files have not been renamed

  15. EWWW Image Optimizer 8.4.0

    • Release Date – February 11, 2026
    • added: ability to choose append or replace for naming of WebP images, props @adamewww
    • added: detection for GoDaddy managed WP hosting
    • improved: WebP renaming tool for converting from replacement naming to append and vice versa
    • fixed: WebP deletion tool does not update database records, props @adamewww
    • fixed: Lazy Load setting does not detect presence of Easy IO plugin
    • fixed: Easy IO domain not reset after site URL is updated
    • fixed: PHP warnings and notices

20259 releases

  1. EWWW Image Optimizer 8.3.1

    • Release Date – December 4, 2025
    • changed: prevent use of deprecated seems_utf8() function on WP 6.9+
    • fixed: Lazy Load auto-sizing makes images too small when screen size changes
    • fixed: failure to decode CSS background images contained in encoded quotes (‘)

  2. EWWW Image Optimizer 8.3.0

    • Release Date – November 19, 2025
    • added: Lazy Load support for background images in external CSS files
    • added: View CDN bandwidth usage on settings page
    • changed: Lazy Load checks parent element for skip-lazy class
    • changed: Lazy Load auto-sizing honors High DPI setting
    • changed: Easy IO fills in 450px wide image when responsive (srcset) images have a gap
    • changed: Easy IO premium setting moved to zone configuration at https://ewww.io/manage-sites/
    • improved: Lazy Load performance when searching for img elements
    • improved: Lazy Load placeholder generation is faster and works better with Safari
    • fixed: Lazy Load for iframes breaks WP Remote Users Sync plugin
    • fixed: PHP warning when attempting conversion of custom thumbnails from certain themes

  3. EWWW Image Optimizer 8.2.1

    • Release Date – August 27, 2025
    • added: filters for cloud storage plugin integration
    • fixed: Easy IO misses some preload links
    • fixed: PHP error when API quota is exhausted during single image optimization

  4. EWWW Image Optimizer 8.2.0

    • Release Date – July 15, 2025
    • added: JS WebP support for HTML elements/tags added via eio_allowed_background_image_elements filter
    • added: Easy IO support for dynamic cropping (crop=1) on WordPress.com sites
    • changed: use native ImageMagick methods to detect, and correct, paletted PNG thumbnails
    • changed: use authoritative classmap via composer to speed up autoloader, props @nlemoine
    • changed: streamlined admin notices
    • fixed: indexed PNG thumbnails with 8-bit alpha are distorted by quantization
    • fixed: PHP warnings related to HTML parsing
    • fixed: missing ImageMagick information on Site Health screen
    • fixed: PHP warnings when link URLs contain special regex characters
    • Please refer to the separate changelog.txt file.

  5. EWWW Image Optimizer 8.1.4

  6. EWWW Image Optimizer 8.1.3

  7. EWWW Image Optimizer 8.1.2

  8. EWWW Image Optimizer 8.1.1

  9. EWWW Image Optimizer 8.1.0

202410 releases

  1. EWWW Image Optimizer 8.0.0

  2. EWWW Image Optimizer 7.9.1

  3. EWWW Image Optimizer 7.9.0

  4. EWWW Image Optimizer 7.8.0

  5. EWWW Image Optimizer 7.7.0

  6. EWWW Image Optimizer 7.6.0

  7. EWWW Image Optimizer 7.5.0

  8. EWWW Image Optimizer 7.4.0

  9. EWWW Image Optimizer 7.3.0

  10. EWWW Image Optimizer 7.2.3

20237 releases

  1. EWWW Image Optimizer 7.2.2

  2. EWWW Image Optimizer 7.2.1

  3. EWWW Image Optimizer 7.2.0

  4. EWWW Image Optimizer 7.1.0

  5. EWWW Image Optimizer 7.0.2

  6. EWWW Image Optimizer 7.0.1

  7. EWWW Image Optimizer 7.0.0

202213 releases

  1. EWWW Image Optimizer 6.9.3

  2. EWWW Image Optimizer 6.9.2

  3. EWWW Image Optimizer 6.9.1

  4. EWWW Image Optimizer 6.9.0

  5. EWWW Image Optimizer 6.8.0

  6. EWWW Image Optimizer 6.7.0

  7. EWWW Image Optimizer 6.6.0

  8. EWWW Image Optimizer 6.5.2

  9. EWWW Image Optimizer 6.5.1

  10. EWWW Image Optimizer 6.5.0

  11. EWWW Image Optimizer 6.4.2

  12. EWWW Image Optimizer 6.4.1

  13. EWWW Image Optimizer 6.4.0

202118 releases

  1. EWWW Image Optimizer 6.3.0

  2. EWWW Image Optimizer 6.2.5

  3. EWWW Image Optimizer 6.2.4

  4. EWWW Image Optimizer 6.2.3

  5. EWWW Image Optimizer 6.2.2

  6. EWWW Image Optimizer 6.2.1

  7. EWWW Image Optimizer 6.2.0

  8. EWWW Image Optimizer 6.1.9

  9. EWWW Image Optimizer 6.1.8

  10. EWWW Image Optimizer 6.1.7

  11. EWWW Image Optimizer 6.1.6

  12. EWWW Image Optimizer 6.1.5

  13. EWWW Image Optimizer 6.1.4

  14. EWWW Image Optimizer 6.1.3

  15. EWWW Image Optimizer 6.1.2

  16. EWWW Image Optimizer 6.1.1

  17. EWWW Image Optimizer 6.1.0

  18. EWWW Image Optimizer 6.0.3

20203 releases

  1. EWWW Image Optimizer 5.8.2

  2. EWWW Image Optimizer 5.7.1

  3. EWWW Image Optimizer 5.6.2

Questions about EWWW Image Optimizer’s releases

What is the latest version of EWWW Image Optimizer?

8.9.1, released on Oct 29, 2026 (1 week ago). It’s tested up to WordPress 7.1.4 and needs PHP 7.4 or later.

How often is EWWW Image Optimizer updated?

17 releases in the last year, about one every 22 days. Its first release on WordPress.org dates from August 2020.

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Release dates come from the day each version’s folder was made in EWWW Image Optimizer’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.