Nitin Singh

Image Ninja – Convert Images to WebP & AVIF on Upload is a lightweight WordPress plugin that automatically converts JPEG and PNG images to modern WebP and AVIF formats upon upload. The plugin improves website performance by optimizing image file sizes without compromising quality, leading to faster page loading times.
<h3>Key Features</h3>
<ul>
<li>Automatically converts JPEG and PNG images to WebP and AVIF formats during upload.</li>
<li>Allows configuration of WebP and AVIF image quality in the settings.</li>
<li>Enhances website performance by reducing image file sizes.</li>
<li>Simple settings interface under <code>Settings > Media</code> for easy customization.</li>
<li>Lightweight and developer-friendly codebase.</li>
</ul>
This plugin is ideal for website owners looking to improve load times and optimize image delivery, especially on mobile devices and slow connections.
<h3>Why WebP?</h3>
WebP is a modern image format developed by Google that provides both lossy and lossless compression for images on the web. Here are some benefits of using WebP:
<ul>
<li>Smaller File Size: WebP images can be up to 30% smaller than JPEGs and PNGs with no noticeable loss in quality, resulting in faster page load times.</li>
<li>Transparency and Animation: WebP supports transparent backgrounds like PNG and animated images like GIF, making it a versatile choice.</li>
<li>Improved Compression: WebP offers better compression algorithms compared to traditional formats, allowing for high-quality images with lower storage requirements.</li>
</ul>
<h3>Why AVIF?</h3>
AVIF (AV1 Image File Format) is a cutting-edge image format derived from the AV1 video codec, offering even better compression than WebP. Here’s why AVIF is beneficial:
<ul>
<li>High Compression Efficiency: AVIF can reduce image sizes by up to 50% compared to JPEG, while maintaining similar or even higher visual quality.</li>
<li>HDR Support: AVIF supports High Dynamic Range (HDR), allowing for more vibrant and detailed images, especially on modern displays.</li>
<li>Advanced Features: It includes support for transparency, animation, and a wider color gamut, making it suitable for various types of web content.</li>
</ul>
<h3>License</h3>
This plugin is licensed under the GPLv2 or later license.

Image Ninja – Convert Images to WebP & AVIF on Upload

Automatically convert JPEG and PNG images to WebP and AVIF formats during upload to optimize your WordPress site’s performance.

sh1zen

WP Optimizer improves WordPress speed, Core Web Vitals, and technical SEO with a modular toolkit. 
Enable only what you need: cache, minification, image optimization, database cleanup, update controls, security hardening, and admin customization. 
All optimizations run on your server.
WHY USING WP-Optimizer?
<ul>
<li>One plugin, full optimization workflow: performance, maintenance, security, and admin cleanup from a single panel.</li>
<li>Modular architecture: enable only the modules you need to keep resource usage low.</li>
<li>Built for real speed gains: cache, minify, media optimization, cron tuning, and browser caching work together to reduce load time.</li>
<li>Safer WordPress defaults: security and update modules help reduce attack surface and unwanted changes.</li>
<li>Easier site management: logs, diagnostics, mail logging, and dashboard widgets help you monitor and troubleshoot faster.</li>
<li>Background processing: long operations can run in background to avoid blocking admin work.</li>
<li>Multisite support.</li>
<li>Privacy-friendly: optimization runs on your server, with optional telemetry controls.</li>
<li>No subscription required.</li>
</ul>
BENEFITS
<ul>
<li>Better technical SEO through faster pages and cleaner WordPress output.</li>
<li>Potentially higher search visibility from improved performance metrics.</li>
<li>Lower page load times and better user engagement.</li>
<li>Better stability during traffic spikes.</li>
<li>Reduced bandwidth usage with optimized images and minified assets.</li>
<li>Lower disk usage with media optimization and cleanup tools.</li>
</ul>
FEATURES
WHAT WP OPTIMIZER DOES
<ul>
<li>Improves loading speed with caching, minification, compression, and smarter cron behavior.</li>
<li>Reduces page weight through image optimization and cleanup of unnecessary WordPress output.</li>
<li>Helps technical SEO with cleaner markup, better performance signals, and faster page delivery.</li>
<li>Improves reliability with database maintenance, update controls, and server tuning.</li>
<li>Adds visibility with activity logs, server info, mail logs, and admin dashboard widgets.</li>
<li>Lets you customize WordPress behavior without editing theme or core files.</li>
</ul>
MODULES INCLUDED (FULL LIST)
<ul>
<li>Activity Log: logs user/content actions and suspicious requests.</li>
<li>Cache: object, query, database and static page caching.</li>
<li>Cron Handler: centralizes scheduled jobs and cron-related module tasks.</li>
<li>Database: database cleanup, optimization and backup utilities.</li>
<li>Media: image optimization/conversion and unused media cleanup.</li>
<li>Minify: HTML, CSS and JavaScript minification.</li>
<li>Performance Monitor: request history with charts by request type and slow-request visibility.</li>
<li>Settings: global settings management (reset, import/export, restore, autosave).</li>
<li>Tracking: optional anonymous plugin usage/error telemetry controls.</li>
<li>Widget: dashboard widgets for folder size and server information.</li>
<li>WP Customizer: admin cleanup and WordPress feature toggles.</li>
<li>WP Info: full diagnostic information about WordPress/server environment.</li>
<li>WP Mail: SMTP configuration and mail logging.</li>
<li>WP Optimizer: cron tuning, server enhancements, compression and browser cache policies.</li>
<li>WP Security: WordPress and server-level hardening options.</li>
<li>WP Updates: control over core/plugin/theme update behavior.</li>
<li>
Modules Handler: internal loader/manager for module lifecycle and upgrades.
</li>
<li>
Activity Log:
<ul>
<li>WordPress activity log for users, posts and terms</li>
<li>Monitor suspicious access attempts such as XSS and SQL injection probes</li>
<li>Supports custom rule monitoring</li>
</ul>
</li>
<li>
Cache:
<ul>
<li>Advanced caching system focused on speed and low storage footprint</li>
<li>Object Caching (Memcached and Redis)</li>
<li>WordPress Query Caching</li>
<li>Database Caching</li>
<li>Static Page Caching</li>
</ul>
</li>
<li>
Database:
<ul>
<li>Backup, optimize, and maintain database tables</li>
<li>Clean up orphaned and unnecessary WordPress data</li>
</ul>
</li>
<li>
Media:
<ul>
<li>Image optimization and conversion with WebP support</li>
<li>Media leftovers cleanup tool</li>
<li>Automatic image optimization in background</li>
<li>Compatible with servers with limited PHP execution time</li>
</ul>
</li>
<li>
Server Info:
<ul>
<li>Detailed diagnostics for server, database, PHP and WordPress installation</li>
</ul>
</li>
<li>
WP Optimizer:
<ul>
<li>WordPress cron optimization</li>
<li>Server .htaccess enhancements</li>
<li>Server-side compression (GZIP, Brotli)</li>
<li>Browser cache lifetime controls</li>
</ul>
</li>
<li>
WP Updates:
<ul>
<li>Full control over WordPress core, plugin and theme updates</li>
</ul>
</li>
<li>
WP Security:
<ul>
<li>Practical WordPress and server-level hardening options</li>
</ul>
</li>
<li>
WP Mail:
<ul>
<li>Mail logging</li>
<li>Configure external SMTP server</li>
</ul>
</li>
<li>
WP Customizer:
<ul>
<li>Prevent access to WordPress dashboard for non-admin users</li>
<li>Hide Admin Bar</li>
<li>Disable Block Editor and related block features</li>
<li>Disable comments</li>
<li>Disable QuickPress, WordPress Blog and Welcome Panel</li>
<li>Fast category list filter in your editor</li>
<li>Disable WordPress sitemap, short-links, self-ping and other non-essential outputs</li>
</ul>
</li>
<li>
Minify:
<ul>
<li>HTML, JavaScript and CSS optimization on the fly</li>
</ul>
</li>
</ul>
DONATIONS
This plugin is free and always will be, but if you want to support development, you can buy me a 
beer or coffee <a href="https://www.paypal.com/donate/?business=dev.sh1zen%40outlook.it&item_name=Thank+you+in+advanced+for+the+kind+donations.+You+will+sustain+me+developing+WP-Optimizer.&currency_code=EUR" rel="nofollow ugc">here</a>.

WP Optimizer

WordPress performance optimization plugin with cache, minify, image optimization, database cleanup, security hardening and server tuning.

Image Ninja – Convert Images to WebP & AVIF on Upload vs WP Optimizer