Description

CodingBunny Image Optimizer is a powerful and easy-to-use image optimization plugin for WordPress. It helps you improve your site’s performance by optimizing images, converting them to the WebP format, and resizing them automatically upon upload.

Features

New conversion method via browser to avoid using server resources.
Automatic image optimization upon upload.
Conversion to WebP and AVIF format.
Automatic image resizing.
Option to delete original images after conversion.
Disable WordPress default big image threshold.
Preload critical image (LCP) for better Core Web Vitals scores.
Lazy loading: images load only when visible to the user.

PRO Features

Option to set WebP and AVIF quality conversion
Disable WordPress unused image thumbnails: WordPress generates multiple thumbnails for each uploaded image. Choose which of these thumbnails you want to include when the images are optimized.
Bulk image optimisation: this option allows you to simultaneously optimize all or several selected images in the library.
Fix image attachments: fix all image attachments in the media library.
Unused images cleaner: this option identifies unused images within the site.
Duplicate images cleaner: this option identifies duplicate images within the media library.
Watermark: add a watermark to your images to protect them (now also supports text watermark).
Orphan Thumbnails cleaner: find and delete orphaned thumbnail files.
Cleaning Product Images: delete images associated with the WooCommerce product when it is deleted.
Alternative Text generator: automatically generates the ALT attribute for images.
Remove Metadata: automatically remove unnecessary metadata from images (requires Imagick).
Image Protector (add-on): advanced system for protecting against unauthorized copying and downloading of images.
Image Organizer (add-on): organize your images by assigning custom categories.

Screenshots

Installation

The plugin is simple to install:

Download coding-bunny-image-optimizer-lite.zip
Unzip
Upload coding-bunny-image-optimizer directory to your /wp-content/plugins directory
Go to the plugin menu page and activate the plugin

FAQ

How do I enable automatic image conversion?: Go to the plugin settings page and check the ‘Enable Conversion’ option.
Can I keep the original images after conversion?: Yes, you can. Simply uncheck the ‘Delete Original Images’ option in the plugin settings.
How do I set the maximum dimensions for image resizing?: You can set the maximum width and height for image resizing in the plugin settings.

Reviews

Aphagon སྤྱི་ཟླ་གཉིས་པ། 20, 2025 1 reply

I’m using the Pro version of this plugin, and it’s working well so far. I haven’t encountered any issues yet.

Read all 1 review

Contributors & Developers

“CodingBunny Image Optimizer LITE” is open source software. The following people have contributed to this plugin.

CodingBunny

Translate “CodingBunny Image Optimizer LITE” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.

Changelog

2.5.0: 2025-10-01

New: Added “Fix Image Attachments” to automatically correct image attachment issues in the Media Library (PRO version).
New: Added “Duplicate Image Scanner” to detect and highlight duplicate images in the Media Library (PRO version).
New: Added “Alt Text” column to view and generate alt text directly from the Media Library for each image (PRO version).
New: Added “SKU” variable to the Alt Text Generator, allowing automatic inclusion of the product SKU in image alt text (PRO version).
Improvement: Improved bulk optimization UX (PRO version).
Fix: Fixed an issue related to the handling and conversion of SVG images.
Fix: Fixed an issue with conversion to AVIF.
Fix: Fixed an issue with the watermark on AVIF images (PRO version).

2.4.0: 2025-09-22

New: Added Post & Pages functionality: automatically delete images associated with posts or pages when they are deleted (PRO version).
New: Added “Optimize Selected Images” button in Media Library Grid mode (PRO version).
New: Added “Addons” page to manage all available addons. (PRO version).
Fix: Fix formatting error in the automatic Alt Text generator. (PRO version).

2.3.1: 2025-09-04

Fix: Plugin update system modified. Automatic update removed (PRO version).
Fix: Fixed a problem with convert method settings (FREE version).

2.3.0: 2025-09-03

New: Added Missing Images finder: find missing images that are linked to content but not present in the uploads folder (PRO version).
Improvement: Added Watermark Preview (PRO version).

2.2.0: 2025-09-01

New: Added the ability to convert new images to WebP via browser.
New: Added Watermark Preview (PRO version).
New: Added Padding option to the Watermark settings page (PRO version).

2.1.0: 2025-08-28

New: Added Alt Text Template (PRO version).
New: Added Force Overwrite Existing Alt Text (PRO version).

2.0.0: 2025-08-25

New: Text Watermark added (PRO version).
New: Orphan Thumbnails cleaner: Find and delete orphaned thumbnail files (PRO version).
New: Cleaning Product Images: Delete images associated with the WooCommerce product when it is deleted (PRO version).
New: Preload Critical Image: Preload the main image for better LCP and Core Web Vitals scores.
New: Lazy Loading: Your images load only when they are visible to the user.
New: Alternative Text generator: Automatically generates the ALT attribute for images that lack it (PRO version).
New: Remove Metadata: Automatically remove unnecessary metadata from images (Requires Imagick) (PRO version).
Improvement: Improved detection of Unused Images.
Improvement: Improve code.

1.6.4: 2025-06-26

Fix: Fixed a problem in image resizing in case the image was only 1px larger than the set value.

1.6.3: 2025-06-13

Improvement: Added option to enable/disable logs.
Improvement: Image statistics are now updated only manually to avoid slowdowns in sites with many images.

1.6.2: 2025-05-29

Fix: Fixed problem with Watermark Javascript (PRO version).

1.6.1: 2025-05-05

Improvement: Improved log messages.
Fix: Fixed problem with deletion of original images.

1.6.0: 2025-04-30

New: Added “Logs” page with export functionality to txt file.
New: Added “System Information” page that replaces the “Image Stats” section on the “Settings” page.
Improvement: Improved the operation of bulk conversion to WEBP and AVIF (PRO version).
Improvement: Original files are now deleted only if the conversion to WEBP or AVIF is successful.
Improvement: Improved detection of new versions that could cause WordPress backend slowdowns (PRO version).
Improvement: Unified the Image Batch Size value for bulk optimizations of images (PRO version).

1.5.3: 2025-04-17

Fix: Fixed problem with saving settings.

1.5.2: 2025-04-16

Improvement: Added support for automatic updates (PRO version).

1.5.1: 2025-04-11

Fix: Fixed error with thumbnail creation (PRO version).

1.5.0: 2025-04-04

New: Added options to disable right-click on images.
New: Added functionality to apply custom watermarks to images (PRO).
New: Added Bulk image batch selection. You can now choose how many images the server can process at one time based on the performance of your server (PRO).
Improvement: Improved code for performance.
Improvement: Changed license management system (PRO).

1.4.5: 2025-03-17

Fix: Fixed error that caused the Unused Images Finder function not to work with some configurations (PRO version).

1.4.4: 2025-02-20

New: Added support for converting HEIC image format (Requires WordPress 6.7 and ImageMagick 7 or above).

1.4.3: 2025-02-09

Improvement: Improve code.

1.4.2: 2025-01-17

Fix: The “Image Stats” widget has been removed because it was slowing down the loading of the WordPress dashboard on some servers.
Fix: Minor bug fix.

1.4.1: 2025-01-15

Fix: Fixed PHP errors generated in rare cases from images already in the archive.

1.4.0: 2025-01-06

New: Added new feature “Unused Images Finder” beta version.
New: Added new feature “Big Image Threshold”.
New: Added quality conversion presets (PRO version).
New: Added new option to enable/disable “Unused Images Finder” toolbar (PRO version).
New: Added new option to enable/disable “Bulk Image Optimizer” toolbar (PRO version).
New: Added “Images Stats” widget in the WordPress dashboard.
New: Added “System Info” panel.
Improvement: Added French, German and Spanish language support (PRO version).
Improvement: New feature “Unused Images Finder” is now in final version (PRO version).
Improvement: Improve code security and performance.
Improvement: Modified user interface.
Improvement: Compatibility with PHP 8.4
Fix: Removed the progress bar from the “Bulk Image Optimizer” toolbar because it was slowing down the optimization process on some servers (PRO version).

1.3.0: 2024-12-11

New: Added new feature “Unused Images Finder” beta version (PRO version).

1.2.3: 2024-11-30

Improvement: Added Thai language support (PRO version).
Improvement: General code improvement.
Fix: Fixed Bulk Resize translation problem (PRO version).

1.2.2: 2024-11-13

Fix: Fixed the error that allowed images to be enlarged with Imagick.

1.2.1: 2024-11-11

New: Added conversion status bar (PRO version).
Improvement: General code safety improvement.

1.2.0: 2024-11-08

New: Added conversion quality setting (PRO version).
New: Added button to convert all library images without selecting them (PRO version).
Improvement: Intermediate sizes of images in library are now removed after conversion (PRO version).
Fix: During bulk optimization, images were being resized even with the option turned off (PRO version).

1.1.0: 2024-01-30

New: Added bulk optimization of images in library (PRO version).
Improvement: Changed interface style.

1.0.0: 2024-10-18

New: Initial Release