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Speed Optimization



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Image optimization is one of the major factors to increase the performance of your eCommerce website. You can optimize the images on the website that can provide a better user experience and make your website lightweight. The Speed Optimization module will increase the performance of your website and will provide a better user experience. The extension allows you to convert images to next-generation image formats- WebP and JPEG. It optimizes the images on the catalog and product pages which will decrease the loading time of these web pages. This module also provides you with the feature of image responsive pixels that will make the images responsive in nature without affecting their quality, and also supports the image lazy loader feature which uses bandwidth efficiently.


Business Value

Taking responsibility for a big e-commerce platform is not a simple task. Especially when it comes to providing a better & faster user experience. As big online stores take a lot of time in loading that’s why optimization of the website becomes an important task in the e-commerce platform. For optimizing your website you can use the Speed Optimization extension. The extension provides superior compression for images and decreases file size resulting in improved website performance which is one of the most important factors of user experience & customers’ engagement. This will provide you with an image optimization feature & option to select the file type for compression i.e.WebP or JPEG. The selected type will automatically convert the images from their original file type to the selected one. This file type will compress the image size but without affecting its quality.  Image responsive pixels, defer loading Javascript, image lazy loader and infinite scroll option are also available in this module using that you can increase the performance of your e-commerce website.


Features List

  • The admin can enable image optimization features with the help of this extension.
  • The admin can select the image compression type i.e .webp or jpeg. The selected type will result in the conversion of images into that selected file type from its original type
  • The web file format will improve product and category page performance by loading the images at a faster rate.
  • Defer loading functionality is available in this module.
  • The extension features an infinite scroll option for products available on category pages on the website. Thus helping in loading all the products of a category to be available on a single page.
  • The extension also features an image lazy loader feature which basically helps in loading the category pages faster.
  • In order to convert mass images available on CMS pages of the website then for that, the admin can easily by the help of terminal commands convert the images to .webP or to Jpeg file format.
  • Makes website performance and rating better.
  • Set image compression quality from admin configuration.
  • Set encoding of images as lossy, lossless or auto.
  • Cache all the public pages of the site using the cache warm-up feature.


How Does The Extension Work?

Auto Image Optimization- WebP / JPEG

After the successful installation of this module, you need to run a command that will ensure that the Image file type will get converted automatically by enabling the Image Optimization option.

After running the command, the admin can enable the Image optimization feature and will select the file compression type i.e .webp or JPEG. That will result in automatically converting the image file type to .webp or JPEG whichever is selected by admin. .webp or JPEG format will compress the size of the image without affecting the quality of the image. This will decrease the loading time of the image on the webpage.


Set Image Compression Quality

The admin can determine the image quality after compression, image quality should be a number from 40 to 100. Also, select the encoding type, to auto-check both lossy and lossless and choose the smallest.


Faster Page Load Times

After image-responsive pixels, the store owner can enable defer loading for Javascript this option will load the webpage content first then the scripts will be loaded. This increases the performance of your website and provides a fast and smooth experience to the end-users. By enabling all the above options you can optimize your website and make it smooth and fast.


Infinite Scroller

The extension features infinite scroll functionality which basically enables the customer to view all the products available in a category on a single page only.


Image Lazy Loader

In order to load the pages faster, the extension supports the image lazy loader feature which basically helps in loading the category page and product page faster by showcasing the content on pages first after that their images.



For Store Owner

  • Speed Optimization will increase the performance of your eCommerce website.
  • Loading time will decrease and because of that, the traffic will increase on your website.
  • Decrease the chances of cart abandonment. 
  • Provide a better user experience by increasing the performance of the website.


For Customers

  • Consume less time while shopping at online stores by providing smooth and fast speed.
  • Better performance will provide a better user experience.


Live Demo

You can check the live demo from here.


Support Policy

  • You get free 3 months of technical support included
  • You can buy 6 or 12 months extended support agreement
  • For issues, please create a ticket or send an email to support@webkul.com
  • Free lifetime updates of the module

Technical Specifications

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Seller profile

Webkul Software Private Limited

Seller contact


Current Version


Adobe Commerce platform compatibility

Open Source (CE): 2.3 (current), 2.4 (current)


Stable Build


08 October, 2021


Extensions, Site Optimization, Performance

Supported Browsers

Chrome, Firefox, Opera, Safari, Edge, IE

Quality Report

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Installation & Varnish Tests


Coding Standard


Plagiarism Check


Malware Check


Marketing Review


Manual Testing


All tests were conducted on the latest versions of Adobe Commerce that existed for the compatible release lines at the moment of the extension submission. Latest versions of all other software were used, as applicable.

Release Notes

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  • Compatible with Open Source (CE) : 2.4
  • Stability: Stable Build
  • Description:

    -------------------------------- Version 4.0.2 --------------------------------------

    - Image responsive pixels feature removed.
    - Magnifier not showing on product view page issue fixed.
    - PNG image transparent background issue fixed.
    + Admin can set compression quality from admin configuration.
    + Admin can set encoding of image lossy, lossless or auto.
    + Admin now can cache all the public pages of his site using cache warm-up feature.
    + Compatible with Magento 2.4.3

    -------------------------------- Version 4.0.1 --------------------------------------

    - Fixed infinite scroll issue.
    - Fixed Image responsiveness issue.
    + Now product Image make responsive as per the responsive pixels.


  • Compatible with Open Source (CE) : 2.4
  • Stability: Stable Build
  • Description:

    -------------------------------- Version 4.0.0 --------------------------------------

    + Compatible with Magento 2.4.x

    -------------------------------- Version 3.0.1-p1 --------------------------------------

    - Fixed issue with defer load js setting on ajax requests.

    -------------------------------- Version 3.0.1 --------------------------------------

    + Jpeg compression added.
    + Image lazy loading added.
    + Infinite scroller added.


  • Compatible with Open Source (CE) : 2.3
  • Stability: Stable Build
  • Description:

    + Compatible with Magento 2.3.x
    + Makes website performance and rating better
    + Admin can enable WebP image format on the frontend for compressed image loading
    + Enabling WebP image format will improve frontend product and category page performance
    + Admin can enable srcset attribute of image tag for responsive image loading
    + Admin can enable defer js loading for non-blocking JS


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The best place to start if you need help with a specific extension is to contact the developer. All Adobe Commerce developers have both a contact email and a support email listed.

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