Topic: Performance

Tips on how to debug and analyze INP performance issues.

Harry Roberts published a nice deep dive into web perf metrics and why DomContentLoaded can be a valuable metrics to keep an eye on.

A summary of ongoing spec discussions regarding container based image loading.

The Resource Timing API received an update and will soon include a renderBlockingStatus field to find render-blocking resources.

Apple doesn't support AVIF in Safari because macOS/iOS don't support the image format and I understand their approach.