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.
displays the import size of the package you are importing inside the code editor
Performance Metrics for Web Browsers
List of performance analysis, monitoring and optimization tools
Checking browser rendering performance regression
E2E test framework to check for performance regressions in Angular apps
Perfromance budget plugin for Webpack (https://webpack.js.org/)
HTML5 Slide Deck Generator Tool Based on the PageSpeed Insights API
Framework allows to perform frontend performance testing with sitespeed.io + webpagetest, view application/server metrics in real-time with Grafana.
Small scripts and recipes to run PageSpeed Insights via the API, save results, summarise and export to tsv.
📉 The Settled Performance Tracking - using speedtracker.org
Javascript performance optimization (P4 - FEND)
Think Fast, First: Empowering Performance Culture
Making responsive and retina-ready images easy, lightweight and asynchronous.
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