Topic: Performance

Aug 25 2021
Safari only supports image formats macOS/iOS support, and that's good for some users
- note
- Performance
Apple doesn't support AVIF in Safari because macOS/iOS don't support the image format and I understand their approach.
Jan 02 2021
A picture element to load correctly resized webp images in HTML
A picture element snippet to load properly resized responsive webp images in browsers that support them.
Dec 07 2020
slowfil.es – a service for slow assets with high priority
slowfil.es is a service to evaluate if slow JavaScript/CSS files affect page performance.
Oct 19 2020
CSS content-visibility very well explained
The new content-visibility CSS property explained by Surma and Jake.
Oct 18 2020
Say goodbye to resource-caching across sites and domains
A look-back at caching strategies from the past; with recent changes in Chrome's and Safari's caching strategies, there is no caching benefit from using publicly available third-party libraries anymore.

Safari only supports image formats macOS/iOS support, and that's good for some users