chrome-har
Create HAR files from Chrome Debugging Protocol data.
Create HAR files from Chrome Debugging Protocol data.
A SVG-based LQIP image placeholder generator
Throttle your connection
CSS selectors complexity and performance analyzer
Xray your HAR file and know all about the page
Measure browser rendering performance metrics
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
Core package for the Coach.
Headless Chromium-based web performance metrics collector and monitoring tool
JavaScript library that measures First (Contentful) Paint (FP/FCP) and First Input Delay (FID). Annotates components’ performance for Vanilla and Angular applications, into the DevTools timeline. Reports all the results to Google Analytics or your favorit
Gulp plugin to optimize PNG and JPG using reSmush.it
Imagemin meets Rollup!
Browser instrumentation helper that makes it easier to capture UX speed metrics
Create HAR files from Chrome Debugging Protocol data.
A tool that audits a webpage for performance and front-end quality issues
The coach gives you advice on building a better web page
Analyze the web performance of your site using Gulp
Gulp task for web performance analysis via WebPageTest.
This component is a Svelte wrapper for the lighthouse-viewer. It depends on [lighthouse-viewer](../lighthouse-viewer), package that exports the original lighthouse-viewer from Google as an ES modules package.
Grunt plugin to remove unnecessary bytes of PNG and JPG using Yahoo Smushit