Smart Image Optimizer
Smart Image Optimizer compresses image sizes and converts them to modern formats like JPEG, PNG, AVIF, and more — for faster websites and better SEO.
Plugin info
Maintenance & Compatibility
Maintenance score
Maintained • Last updated 135 days ago
Is Smart Image Optimizer abandoned?
Likely maintained (last update 135 days ago).
Compatibility
Similar & Alternatives
Explore plugins with similar tags, and compare key metrics like downloads, ratings, updates, support, and WP/PHP compatibility.
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
- Upload the plugin to the
/wp-content/plugins/smart-image-optimizerdirectory. - Activate the plugin through the ‘Plugins’ screen in WordPress.
- Go to Settings > Smart Image Optimizer to configure optimization settings.
Frequently Asked Questions
Yes. You can select the desired output format (e.g., WebP, AVIF, JPEG) from the plugin settings.
No. Everything is processed on your server — no external requests needed.
Yes, depending on your settings. You can choose to keep or replace originals.
Absolutely. Use the bulk optimization tool on your media library.
Review feed
Screenshots
Changelog
1.0
- Initial release with compression, format conversion, lazy loading, and bulk optimization.