Plugin info

Total downloads: 114
Active installs: 0
Total reviews: 0
Average rating: 0
Support threads opened: 0
Support threads resolved: 0 (0%)
Available in: 1 language(s)
Contributors: 1
Last updated: 8/18/2025 (135 days ago)
Added to WordPress: 8/18/2025 (0 years old)
Minimum WordPress version: 5.0
Tested up to WordPress version: 6.8.3
Minimum PHP version: 7.4

Maintenance & Compatibility

Maintenance score

Maintained • Last updated 135 days ago

50/100

Is Smart Image Optimizer abandoned?

Likely maintained (last update 135 days ago).

Compatibility

Requires WordPress: 5.0
Tested up to: 6.8.3
Requires PHP: 7.4

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Description

Smart Image Optimizer is a powerful and lightweight plugin that:

  • Compresses uploaded images to reduce file size.
  • Converts images into modern formats like JPEG, PNG, AVIF, WebP, and more.
  • Retains visual quality using lossless or smart lossy compression.
  • Enables lazy loading to improve page speed.
  • Automatically optimizes images during upload.
  • Allows bulk optimization of existing media.

This plugin is ideal for bloggers, photographers, eCommerce stores, and all WordPress users aiming to improve performance and user experience.

Features

  • ✅ Lossless and lossy compression options
  • ✅ Format conversion: PNG JPEG, AVIF, WebP
  • ✅ Automatic optimization on upload
  • ✅ Bulk optimization of media library
  • ✅ Lazy load for all images
  • ✅ No third-party API required (works locally)

License

Smart Image Optimizer is open-source software licensed under the GPLv2 or later.

Installation

  1. Upload the plugin to the /wp-content/plugins/smart-image-optimizer directory.
  2. Activate the plugin through the ‘Plugins’ screen in WordPress.
  3. Go to Settings > Smart Image Optimizer to configure optimization settings.

Frequently Asked Questions

Can I choose which format to convert to?

Yes. You can select the desired output format (e.g., WebP, AVIF, JPEG) from the plugin settings.

Does this plugin require a third-party API?

No. Everything is processed on your server — no external requests needed.

Will original images be kept?

Yes, depending on your settings. You can choose to keep or replace originals.

Will this plugin work with existing media?

Absolutely. Use the bulk optimization tool on your media library.

Review feed

No reviews available

Screenshots

No screenshots available

Changelog

1.0

  • Initial release with compression, format conversion, lazy loading, and bulk optimization.