Third-Party Scripts Articles

Tutorials Apr 08, 2026

The Long Animation Frames (LoAF) API: How to Debug and Fix Slow Interactions

Learn how to use the Long Animation Frames (LoAF) API to diagnose and fix slow INP interactions. Covers script attribution, rendering phase breakdowns, third-party impact analysis, and production reporting.

Editorial Team 12 min read

Tutorials Feb 26, 2026

How to Audit and Optimize Third-Party Scripts for Web Performance

Third-party scripts silently kill your site speed. Learn how to audit every external script, measure its real cost, and fix it — from simple async/defer changes to advanced techniques like Partytown web workers and server-side GTM tagging.

Editorial Team 14 min read