JPEG XL vs AVIF for web use-cases
Benchmarks on photos, screenshots, and transparency: AVIF wins lossy, JPEG XL wins lossless.
Image news
Make your logo brighter than white
A tool for gain-map JPEGs, plus a CSS trick for text past plain white.
Intent to ship: JPEG XL
Firefox ships the format with the Rust jxl-rs decoder, progressive rendering, and lossless wins.
The end of responsive images
How
sizes="auto"withloading="lazy"lets browsers handle most responsive images.
Your options for preloading images with JavaScript
Five approaches compared with their caching and CORS trade-offs.
Practical guide to the
<img>element: from basics to LCPImage markup tweaks that boost Core Web Vitals.
Sprites on the web
A practical guide to CSS spritesheets,
steps(), and real-world trade-offs.
Non-square image blur extensions in CSS
How to pad portrait and landscape images with blurred edges using modern CSS.