Stars
Web Components for displaying WPT traces, and scripts for saving them for display
A modern filesystem API for JavaScript
Examples of how to measure events – particularly those from third-party tags – in web pages
Fetches GTM containers and calls the SpeedCurve API when they're updated
Pa11y CI is a CI-centric accessibility test runner, built using Pa11y
🪖 Learn Puppeteer and Playwright - Tips, tricks and in-depth guides from the trenches.
The frontend, backend, and content source code for web.dev
A minimal 11ty starting point for building static websites with modern tools.
Listado de Canales de TV (TDT) en abierto, 100% legal, 100% gratuito // Spanish TV Channels, 100% legal, 100% free
A simpler site generator. Transforms a directory of templates (of varying types) into HTML.
A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
Pa11y is your automated accessibility testing pal
Run Lighthouse tests in Pull Requests for multiple URLs with custom budgets
🍩 Official SpeedCurve CLI and Node.js API
Manually curated collection of resources for frontend web developers.
Generate Chrome Performance Timelines via a command line interface
🗂 The perfect Front-End Checklist for modern websites and meticulous developers
Front-end performance heatmap bookmarklet.
A boilerplate for creating your own custom style guide
An authoritative list of awesome devsecops tools with the help from community experiments and contributions.
Calculate visual performance metrics from a video (Speed Index, Visual Complete, Incremental progress, etc)
🚦 Your own mini Travis CI to run tests locally
Add licenses to projects at the command line
Responsive, SVG based HAR waterfall viewer
Home Office Digital repository of posters covering different topics - research, access needs, accessibility, design.
Google App Script for spreadsheet that uses the WPT API to bulk test URLs
Web Starter Kit - a workflow for multi-device websites