Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Categories: Performance
Official website: https://wicg.github.io/priority-hints/
Priority Hints is ranked #1 of 36 in Performance by website adoption.
WhatStack detects Priority Hints by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.