Lightlines
By addyosmani

performance

addyosmani32.8k installs

Make your site faster with measured, trace-backed fixes.

What it does

Optimizes website loading speed, runtime responsiveness, and resource delivery using measured evidence.

When to use it

Use when asked to speed up, audit, or otherwise improve a site's web performance.

How to use it

Give it a web-performance problem in a project; it establishes a baseline, fixes measured bottlenecks, and reports before-and-after results.

What you provide

  • An existing project

Uses

Security reviews

Not yet reviewed.


What you need · 1

Chrome DevTools MCP enables the preferred trace-based measurement and diagnosis route.


Access · 3

This skill

the audited website

Read

Loads and traces the audited website

CrUX field data

Read

Reads available CrUX field data

temporary report or trace files

Write

Saves reports to temporary files