Codcy Image Optimizer is a free and open source WordPress plugin designed to convert JPEG and PNG images to the WebP format directly on the user's own server. Below are 39 image editing apps with similar functionality to Codcy Image Optimizer, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
CodePros Image Optimizer is a WordPress plugin that automatically converts and optimizes images to the WebP format during upload. It helps site owners improve page load speed, enhance user experience, and boost SEO rankings by reducing image file sizes. The plugin is suitable for anyone managing a WordPress website.
WebP Optimizer is a WordPress plugin that enables users to convert JPEG and PNG images in their media library to the WebP format, supporting both individual and bulk conversions. It offers configurable quality settings and conversion logs, helping site owners improve performance and reduce bandwidth usage.
PixGrow Image Optimizer is a free WordPress plugin that allows users to compress images and convert them to WebP format directly in their browser using WebAssembly. It requires no API key, subscription, or server resources, making it ideal for WordPress site owners who want to improve site speed and image optimization without external dependencies.
Optisize – WebP Konwerter is a free WordPress plugin that automatically compresses and converts uploaded images to the WebP format, helping site owners improve page load speeds and SEO. It features bulk optimization, smart compression, and seamless integration with the WordPress media library.
IMJOLWP Image Optimizer is a WordPress plugin that automatically converts uploaded JPEG, PNG, and GIF images to WebP format while preserving original URLs. It offers customizable quality settings and server-side processing to improve website performance. Ideal for blogs, e-commerce, and image-heavy sites.
Image Converter & Optimizer is a WordPress plugin that allows users to convert images between formats like PNG, JPG, GIF, WebP, and AVIF, and optimize them for web use. It supports bulk and automatic conversion and optimization, helping WordPress site owners manage media efficiently.
WebP Conversion is a WordPress plugin that automatically converts PNG and JPEG images to WebP format during upload. It supports bulk conversion, quality settings, and restoring originals, helping site owners improve performance and save storage.
Pixellize Image Optimizer is a WordPress plugin that automatically converts uploaded images to WebP format, enhancing website speed and SEO. It supports bulk optimization, adjustable quality, and works with various image formats, requiring minimal setup.
RW WebP Converter Lite is a lightweight WordPress plugin that converts JPG and PNG images to the modern WebP format, both in bulk and automatically for new uploads. It helps site owners optimize images for faster loading and better performance, with easy configuration and media library integration.
Image to WebP Converter is a WordPress plugin that automatically converts uploaded PNG, JPG, and JPEG images to the WebP format, improving website speed and performance. It integrates with the WordPress media upload process and requires no coding. Ideal for site owners looking to optimize images effortlessly.
Image Optimizer is a WordPress plugin that automatically compresses, resizes, and converts images to modern formats like WebP and AVIF. It helps site owners improve loading times, user experience, and search engine rankings by optimizing images in bulk or on upload.
ImOptimizer is a WordPress plugin that automatically converts image uploads to WebP format, improving site speed and performance. It features smart memory management, local processing, and requires no external API, making it ideal for site owners.
WebP Image Optimization is a WordPress plugin that automatically converts JPEG and PNG images to WebP or AVIF formats, resizes images, and integrates with the Media Library. It helps site owners improve performance and save storage by optimizing images efficiently.
Pixy Image Optimizer is a WordPress plugin that automatically converts and compresses images to AVIF and WebP formats, enabling faster load times and improved browser compatibility. It features lazy loading and real-time optimization for site owners focused on performance.
PixelCraft with WebP is a WordPress plugin that automatically converts uploaded JPEG and PNG images to WebP format, reducing file sizes and improving website speed. It offers bulk optimization, quality presets, and frontend delivery options for WordPress administrators.
Compresso is a WordPress plugin that automatically compresses and converts images to WebP format, optimizing site performance. It requires no setup or API keys and processes images directly on the user's server, ensuring privacy and efficiency.
Web Pixel Studio Image Compressor is a WordPress plugin that automatically optimizes images on upload, offering conversion to WebP, adjustable quality, and compression settings. It helps site owners improve performance and manage media efficiently with one-click and automatic optimization features.
Basic Image Converter and Optimizer is a WordPress plugin that automatically generates WebP and AVIF versions of uploaded JPEG and PNG images using ImageMagick. It helps site owners reduce bandwidth and improve page load times by serving optimized image formats. The plugin integrates with the WordPress media library and offers configurable quality settings.
Era WebP Bulk Optimizer is a WordPress plugin that enables site owners to convert existing JPG and PNG images in their media library to the WebP format in bulk. It provides rollback support, WooCommerce compatibility, auto-conversion for new uploads, and CSV export. Ideal for WordPress administrators seeking efficient image optimization.
Upload Converter for WebP is a WordPress plugin that automatically converts uploaded JPG, JPEG, and PNG images to the WebP format for improved site speed and optimization. It also allows manual bulk conversion and integrates with the Media Library, making it easy for site owners to optimize images.
OmegaPix Image Optimizer is a WordPress plugin that automatically optimizes and converts uploaded images to WebP or AVIF formats directly on your server. It ensures privacy by processing all images locally, never sending files to external services. Designed for WordPress site owners seeking better performance and GDPR compliance.
WPOptimizers – Image Optimizer Lite is a WordPress plugin that automatically compresses and optimizes images using smart API-based technology. It helps site owners improve page speed and SEO by reducing image file sizes without manual intervention or complex setup.
ODR Image Optimizer is a WordPress plugin focused on optimizing images and improving site performance. It converts images to WebP, preloads critical assets, and helps achieve high Lighthouse scores, making it ideal for site owners seeking faster load times.
TIO – The Image Optimizer is a WordPress plugin that automatically compresses and converts images to modern formats like WebP and AVIF. It offers bulk optimization, live progress tracking, and performance improvements for WordPress site owners seeking faster load times.
NaveenCodes Image Optimizer is a WordPress plugin that helps users compress and optimize images across their site. It supports bulk processing, automatic optimization on upload, and provides before-and-after reporting. The plugin is fully free, with no tracking or locked features, making it ideal for WordPress administrators and bloggers seeking better site performance.
WebP Tools is a WordPress plugin that automatically converts uploaded JPG and PNG images to the WebP format, helping site owners improve load times and SEO. It integrates with the WordPress Media Library and supports bulk conversion for existing images.
Cimo is a free WordPress plugin that instantly optimizes, resizes, and converts images to WebP format as they are uploaded to the Media Library. It operates without quotas or external servers, ensuring fast website performance and minimal image sizes for WordPress site owners. Ideal for anyone seeking hassle-free image optimization.
io is a WordPress plugin designed to improve website performance by optimizing images and delivering them through a global edge network. The tool addresses the common issue of unoptimized images slowing down WordPress sites, which can negatively impact visitor retention and conversion rates. By processing images in the cloud rather than on the user's server, it reduces server load and helps enhance metrics such as the Largest Contentful Paint score, which is important for Google's page experience evaluation. The plugin operates with minimal setup—users install it, enter a license key, and image optimization begins automatically without requiring any configuration or technical expertise. It supports JPEG, PNG, GIF, and WebP images, and automatically serves them in efficient formats such as WebP or AVIF based on browser compatibility. The optimization process typically reduces image file sizes by 30–80% while maintaining visual quality. The plugin is compatible with most WordPress themes, page builders, and WooCommerce, and works by modifying the HTML output so users do not need to re-upload existing images. Original images remain unaltered, and if the plugin is deactivated, the site simply reverts to serving the original files. Image delivery is handled via Cloudflare's worldwide edge network, ensuring fast load times for visitors globally. io's infrastructure, so hosting resources are preserved for other tasks. Once an image is optimized, subsequent requests are served instantly from the CDN, with only the first request experiencing a brief delay. 90 per WordPress site per month. The plan offers unlimited image transformations, global CDN delivery, support for modern formats, and a 14-day money-back guarantee. Licensing and plugin downloads are managed through Lemon Squeezy checkout. The service is developed by Trimbit Ltd. and is based in Finland.
Imgzen Media Converter – WebP for CDN is a WordPress plugin that permanently converts uploaded images to WebP format, ensuring consistent delivery through CDNs like CloudFront. It eliminates the need for conditional serving and complex cache configuration, making image optimization seamless for WordPress administrators.
Simple WebP Converter is a WordPress plugin that automatically converts uploaded images (JPEG, PNG, GIF) to the WebP format, helping improve website loading speed and reduce bandwidth usage. It offers quality control and a simple interface for WordPress site owners.
Nix Image Optimizer is a WordPress plugin that automates image optimization by converting uploads to WebP, compressing existing images, adding watermarks, and enhancing image SEO. It also generates featured images and cleans up unused media, helping site owners improve performance and search rankings.
Image Compressor WebP by htmlrunner is a WordPress plugin that converts JPEG and PNG images in your media library to the WebP format, reducing file sizes while maintaining quality. All processing occurs on your own server, ensuring privacy and compliance with data regulations. It is designed for WordPress site owners seeking efficient, private image optimization.
Broodweb Image Converter is a WordPress plugin that enables site owners to convert JPEG, PNG, and GIF images in their media library to the WebP format directly from the dashboard. It supports bulk and single-image conversion, auto-conversion on upload, and offers control over quality and file management, all without external dependencies.
Smart Image Optimizer is a WordPress plugin that compresses images and converts them to modern formats like AVIF and WebP. It supports automatic optimization on upload, bulk processing, and lazy loading, helping site owners improve page speed and SEO without third-party APIs.
SPINX Digital Image Converter is a WordPress plugin that converts JPEG, PNG, and GIF images to WebP format and bulk-optimizes the media library entirely on the user's server. It ensures faster page loads and improved image delivery without sending data to third-party services.
QuickWebP is a free WordPress plugin that automatically converts uploaded images to WebP format, optimizes image performance, and improves SEO by auto-filling metadata. It also allows resizing images and cleaning up filenames, making it ideal for WordPress site owners seeking better site speed and search rankings.
CodingBunny Image Optimizer LITE is a WordPress plugin that automatically optimizes, converts, and resizes images upon upload. It supports WebP and AVIF formats, lazy loading, and critical image preloading, helping site owners improve performance and Core Web Vitals. Suitable for anyone managing images on WordPress.
QODE Optimizer is a WordPress plugin that enables users to compress, convert, and optimize images on their websites. It supports multiple image formats, WebP conversion, and offers both manual and automatic optimization features. Designed for WordPress site owners seeking faster load times and improved performance.
Pipe9 Media Optimizer is a WordPress plugin designed to automate image optimization by converting uploaded images to the WebP format. The tool aims to streamline the process for WordPress site owners, providing automatic conversion upon image upload or during theme events. It preserves the original images while generating optimized versions, reducing file size without manual intervention. Key features of the free version include auto-conversion on upload and theme events, bulk conversion capabilities with theme support, a quality slider for adjusting output, and compatibility with both GD and Imagick image processing libraries. The plugin offers four different serving strategies to integrate optimized images with WordPress themes. org. For those seeking advanced optimization, Pipe9 Media Optimizer Pro extends functionality to include AVIF conversion, which can produce images that are 40-50% smaller than WebP. The Pro version also supports converting animated GIFs to WebP or AVIF and provides CRF quality control. It requires the free plugin as a base and detects tools like gif2webp and ffmpeg for handling animated conversions. Pipe9 Media Optimizer is intended for WordPress users who want efficient, lightweight image optimization without unnecessary complexity. The free version is available for download, while the Pro features are offered as an upgrade. All plugins from Pipe9 are described as production-tested, lightweight, and compliant with WordPress coding standards.
