Smush – Image Optimization, Compression, Lazy Load, WebP & CDN vs WPify Woo – Withdrawal, CRN/VAT, QR payments, Heureka and more for WooCommerce

Compress images, optimize images, and enable image lazy load automatically with the powerful Smush image optimizer to keep your WordPress site fast, without losing quality. Smush makes it easy to optimize images, compress images, and deliver images faster across your entire WordPress site. This all-in-one image optimizer automatically reduces image file sizes, enables image lazy load, and serves modern formats like WebP and AVIF, all without breaking image quality or adding extra work. Whether you’re running a blog, store, or portfolio, Smush helps you optimize images at scale and keep your site fast with a trusted WordPress image optimizer. Trusted by 1+ Million Sites | 4.8/5 Star Rating Get everything you need to optimize images and speed up your site. Smush works out of the box with no complicated setup – just install and let it handle the rest. Compress images without losing quality Reduce image file size automatically while keeping your images sharp and clear. Smush is an easy-to-use image optimizer which let’s you compress images using both lossless and lossy compression, giving you the best balance of quality and performance without extra work. You can also compress images outside the media library using Directory Smush, making it easy to optimize images stored in theme folders, plugins, or other directories on your server. Lazy load images for faster pages Enable image lazy load across your site so images load only when needed. This image optimizer improves initial page speed and creates a smoother experience for visitors without extra configuration. Serve WebP and AVIF images automatically (PRO) Convert images to WebP and AVIF and serve them automatically to supported browsers. Smush helps you optimize images using next-gen formats to reduce file size and improve load times across your WordPress site. Deliver images faster with an Image CDN (PRO) Serve images through a global image CDN to reduce latency and improve load times for visitors around the world. 119 global CDN servers Up to 500 GB of bandwidth Faster image delivery based on visitor location Improved performance for image-heavy and high-traffic sites Automatically resize and fix image dimensions (PRO) Eliminate common PageSpeed warnings and improve layout stability with automatic image sizing. Smush dynamically resizes images to perfectly fit their containers, regardless of original size, helping fix the “Properly size images” warning in Google PageSpeed Insights. It also automatically adds missing width and height attributes to your images, improving rendering speed and reducing layout shifts. This helps you meet the “Ensure images have explicit width and height” recommendation without any manual work. Optimize your entire site, automatically Smush works across your whole site as a powerful image optimizer to optimize images as you upload them and maintain performance over time without manual work. Optimize images automatically on upload Compress images in bulk or individually Works with your existing media library No need to re-upload images Enable image lazy load across your site Convert images to WebP and AVIF Deliver images with an integrated image CDN Automatically resize and serve correctly sized images Optimize images outside the media library with Directory Smush Built for performance Smush improves page speed and overall performance by reducing image weight and improving how images are delivered. Reduce page load times Improve user experience Better performance for image-heavy pages Supports image lazy load and preload images (PRO) for faster perceived performance Works with your existing setup Smush is built to work with your current WordPress setup, including popular themes, page builders, and plugins. Compatible with Gutenberg, Elementor, WPBakery, and more Works with WooCommerce stores No need to change your workflow Easy to enable and configure Designed to be simple You don’t need to be a performance expert to optimize images with Smush image optimizer. Works out of the box Simple settings when you need them No technical knowledge required Safe to use on any site Why choose Smush? There are plenty of image optimization plugins, but Smush focuses on making it easy to optimize images, compress images, and improve performance without complexity. As a leading WordPress image optimizer, Smush gives you powerful optimization tools without the technical hassle. Trusted by over 1 million WordPress users Built specifically for WordPress Regular updates and improvements Backed by the WPMU DEV team Get started in minutes Install Smush, activate it, and start to compress images, optimize images, and enable image lazy load right away. This easy-to-use image optimizer helps most sites see improvements immediately without changing how they upload or manage images. About Us WPMU DEV is a premium supplier of quality WordPress plugins, services and support. Learn more here: https://wpmudev.com/ Don’t forget to stay up to date on everything WordPress from the Internet’s number one resource: WPMU DEV Blog Hey, one more thing… we hope you enjoy our free offerings as much as we’ve loved making them for you! Contact and Credits Originally written by Alex Dunae at Dialect (dialect.ca, e-mail ‘alex’ at ‘dialect dot ca’), 2008-11.

A free plugin extending WooCommerce with essential features for the Czech, Slovak and EU market. The free plugin includes: Heureka XML Feed Heureka Ověřeno Zákazníky Extra CRN and VAT fields on checkout Notification to get free shipping Emails vocative Asynchronous emails sending. QR Code Payment Sklik retargeting Zbozi.cz/Sklik Conversions Limited Template Email attachments Prices Prices log Comments Delivery dates Withdrawal & Claim There are also premium modules available: Gopay – Add Gopay payment gateway to your store, with payment method selection and specific gateways for every Gopay payment methof Comgate – Add Comgate payment gateway to your store, with support for automatic recurring payments using WooCommerce Subscriptions ThePay – Add ThePay payment gateway to your store. Works with ThePay 2.0! Fakturoid – Automatically generate Fakturoid proforma invoices and invoices Conditional shipping – Adjust shipping rates prices and visibility with rules like cart amount, products in cart, currency, user role etc. DPD – Complete DPD and WooCommerce integration – create packages, print labels and add tracking links directly from admin. GLS – Add GLS ParcelShops selection to checkout. WPify Woo Česká pošta – Add Balíkovna, Na poštu shipping method to your store and batch export orders to Podání online from the Orders dashboard. Feeds – Feed generation for Google, Heureka and Zboží.cz Phone validation – Display prefix selector and validate entered phone on checkout Benefit Plus – Add Benefit plus payment gateway to your store Benefity CZ – Add Benefity CZ payment gateway to your store! Gallery Beta – Add Gallery Beta payment gateway to your store! Sodexo – Add Sodexo payment gateway to your store Smartform – It whispers and auto-completes the postal address. Zbozi.cz conversion tracking – Track Zbozi.cz conversions Vivnetworks affiliate tracking – Tracking for Vivnetworks Affiliate SmartEmailing – Connection to the newletter service with the possibility of subscribe and tracing The plugin is built for speed. Only the enabled modules are loaded, scripts are lazy-loaded only on the needed pages, and the number of database queries is limited to the bare minimum. The plugin is brought to you by Václav Greif and Daniel Mejta, the WordPress and WooCommerce experts at wpify.io. Features The plugin includes the following modules: Heureka XML Feed Generate valid Heureka XML feed Map WooCommerce Categories to Heureka categories Choose delivery methods and prices Choose delivery date Cron URL to re-generate the feed Generates feed in chunks to prevent issues with memory limit and server timeouts Heureka Ověřeno zákazníky Automatically send order to Heureka Ověřeno zákazníky. Optionally show optout checkbox at checkout. Show Heureka Ověřeno zákazníky widget. Heureka Měření konverzí Ad Heureka Měření konverzí to thank you page and product pages. Extra CRN and VAT fields on checkout Add CRN and VAT number fields to the checkout, WooCommerce admin and emails. Supported block checkout. Validate the entered CRN using ARES database. Validate the entered VAT no using VIES database. Autofill the company details by the entered CRN number from ARES. Move the Company field to the end of the form. Move the VAT fields under the Company field at the top of the checkout form. Show checkbox “Enter company details” to reveal the company fields only if needed. Option to display narrowed VAT fields side by side. Option to require an Company field when the “Enter company details” is checked. Option to require an identification number when purchasing for a company (In the case of a Slovak company, the VAT number field is also required). Show prices without VAT for subjects with valid VAT number from selected countries. Notification to get free shipping Display notification “Buy for xxx more to get free shipping” at various places in the store. Change the message as you need. A shortcode to display the widget anywhere. Change background and text colours. Display a progress bar and change its colour. Option to load min amount from WooCommerce Free shipping settings. Emails vocative Automatically change the salutation in emails to use correct Czech vocative Asynchronous emails sending Send WooCommerce emails asynchronously using Action Scheduler to speed up the checkout processing. QR Code Payment Support for multiple QR standards – QR Platba (CZ), Pay BY Square (SK), Hungarian standard (HU), EPC/SEPA (EU) Auto-detection of QR standard based on order billing country Configure multiple bank accounts for different payment methods Load bank account details from WooCommerce BACS settings or enter manually Display QR code on thank you page, email notifications and PDF invoices Shortcode [wpify_woo_render_qr_code] to display QR code anywhere Filter QR code display by payment method, currency and billing country Customize message and titles with placeholders for order details Compatibility mode for servers without XZ utils Developer hooks and filters for customization Sklik retargeting Option to sending data on the basis of allowing marketing cookies. Option to add an e-shop offer identifier also from a custom field. Option to add a category identifier from a custom field or automatically loaded from the premium WPify Woo Feeds plug-in. Zbozi.cz/Sklik Conversions Limited Adding frontend conversion code for Sklik or Zboží.cz or both together. Option to restrict the data sent by allowing marketing cookies. Template Option to change the label of the button to send the order. Add custom notifications to cart, checkout or any place in the template. Email attachments Add any attachments to any Woocommerce emails. Add any attachments to emails for individual products. Option to restrict attachments to specific countries only. Prices Add info to default prices with the possibility of conditions according to stock status. Add custom prices with label, more info, label for default price and product badge. Add Option to display the lowest price recorded in the last 30 days. Add option to display the price by unit. Multicurrency from plugin WooCommerce Multilingual & Multicurrency supported. Prices log Log history of product prices whenever they change. Display the lowest price recorded in the last 30 days below the product price field. Comments Add option to set custom labels to product reviews. Delivery dates Add option to display delivery dates in product detail. Add option to display available payment methods in product detail. Possibility to set days for different stock states. Option to change settings for each product. Option to insert multiple delivery dates. Option to add more information on the delivery date. Option to display specific shipping methods for delivery dates. Withdrawal & Claim Compliant “Withdraw from contract” button required by EU Directive 2023/2673 (effective 19 June 2026). Optional warranty claim form sharing the same UI. Two-step AJAX submission flow with guest access via order_key links from emails or 2-factor (order number + billing email match) for direct visits. Per-product overrides — exclude items from withdrawal/warranty, custom periods (extended warranty, longer return window). Native WooCommerce emails (4 types) — customizable subject, heading and content in WC email settings. Admin list table, order metabox and My Account integration (buttons + submitted-requests history). HPOS compatible, bot and spam protection, filters and actions for extensibility.