Web development
How to convert images to WebP (and when not to)
What WebP is, how much it saves over JPEG and PNG, how to convert images in the browser, the terminal or Node.js, and how to serve them with picture.
Topic
Articles about Web performance
3 articles · Web performance: practical guides, examples and explanations written by Aimran.
Web development
Lazy loading images in HTML: loading="lazy", fetchpriority and decoding
How to enable deferred image loading with loading="lazy", why you must not apply it to the main image, and how to combine it with fetchpriority and decoding.
SEO
What are the Core Web Vitals: LCP, INP and CLS explained with thresholds
What LCP, INP and CLS measure, which thresholds Google uses to call them good, how they are assessed with real user data and what usually breaks each metric.