What is AVIF? AVIF stands for AV1 Image File Format. It is a modern picture format based on the AV1 codec, which was originally developed


What is Cloudflare? Cloudflare is a content delivery network (CDN) and security platform that helps websites optimize their loading times and increase their security. The

Content Delivery Network (CDN)

A Content Delivery Network (CDN) is an essential technology for improving the loading times of websites. In this glossary entry, you will learn what a

Core Web Vitals

What are Core Web Vitals? Core Web Vitals are a group of specific factors defined by Google to evaluate the user experience (UX) of a

Critical CSS

What is Critical CSS? Critical CSS refers to the minimum CSS rules that are necessary to correctly display the content of the visible area (viewport)

Google PageSpeed Insights

What is Google PageSpeed Insights? Google PageSpeed Insights is a free online tool from Google that evaluates the performance of a website in terms of


What is GZIP? GZIP is a widely used file format and a software tool for data compression and decompression. Originally developed in the early 1990s

Lazy Loading

What is lazy loading? Lazy loading is a technique for optimizing the loading time of websites in which content such as images or videos are


What is Magento? Magento is a widely used open source e-commerce platform developed and supported by Adobe. It is known for its flexibility and adaptability,


What is NGINX? NGINX is an open source web server that is often used as a reverse proxy, load balancer, HTTP cache and e-mail proxy.

Server-side caching

What is server-side caching? Server-side caching is a process in which frequently requested data is temporarily stored on the server in order to shorten the


What is Shopify and how does it work? Shopify is a leading e-commerce platform that enables companies to create and manage online stores quickly and


What is Shopware? Shopware is a leading e-commerce platform that has been specially developed for online retail. Originally from Germany, Shopware has established itself worldwide


What is TYPO3? TYPO3 is a widely used, free content management system (CMS) that has been specially developed for professional websites and applications. It was

Web Vitals

What are Web Vitals? Web Vitals are a comprehensive collection of metrics developed by Google to evaluate the performance and user experience on websites. These


What is WebP? WebP is a modern image format that was developed by Google to optimize the loading times of websites. Compared to traditional image

Analysis and advice on Google PageSpeed, loading times and Core Web Vitals.