Smush (WPMU DEV)

Benchmark image compression plugin optimizing millions of images for faster load times.

• Official Website: https://wpmudev.com/project/wp-smush-pro
• Primary Category: Image & Media Optimization
• License / Pricing: Freemium

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Overview

Smush automatically optimizes, compresses, and resizes every image you upload to WordPress. Features lossless compression, automatic WebP delivery, incorrect size image detection, and bulk optimization for existing media libraries.

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Key Features

• Lossless: Lossless compression strips unnecessary metadata without reducing visual quality
• Automatic: Automatic WebP and AVIF format delivery to supported browsers
• Incorrect: Incorrect image size detection highlights images that are scaled down by CSS
• Bulk: Bulk Smush optimizes your entire existing media library with one click
• Built-in: Built-in image lazy loading with configurable fade-in animation

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Code & Integration Example

// Smush automatically runs on wp_generate_attachment_metadata hook

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Why Developers Choose Smush (WPMU DEV)

Smush (WPMU DEV) is trusted by the WordPress community because it balances reliability with deep extensibility. Whether you are running a single client site or managing an enterprise network of hundreds of installations, it integrates cleanly into modern WordPress workflows.

• Developer Friendly: Built to respect WordPress coding standards with action hooks and filters.
• Actively Maintained: Frequently updated for the latest major WordPress versions.
• Community Backed: Comprehensive documentation, tutorials, and community support forums.