Showing 1-20 of 882 packages
Performance-optimized React Image component. Drop-in image implementation of web.dev best practices with zero configuration.
Improve [INP (Interaction to Next Paint)](https://web.dev/articles/inp) by allowing the browser to paint before blocking the main thread. You can test how it works in the [live demo](https://await-interaction-response.vercel.app/).
Performance-optimized React hooks for Core Web Vitals, responsive images, lazy loading, and resource management. Drop-in implementations of web.dev best practices with zero configuration.
Helper script for the migration of content from Web Fundamentals over to web.dev.
Use rollup plugins in @web/dev-server
Web dev server core
Dev server for web applications
Easily measure performance metrics in JavaScript
Plugin for using esbuild in @web/dev-server
A [@web/test-runner](https://modern-web.dev/docs/test-runner/overview/) plugin to test Snowpack-powered projects. This plugin automatically connects to the Snowpack project in the current directory, loads the project configuration, and the uses your alrea
> [Web Vitals](https://web.dev/vitals/) is an initiative by Google to provide unified guidance for quality signals that are essential to delivering a great user experience on the web.
Plugin for using HMR in @web/dev-server
Plugin for using import maps in @web/dev-server
A little and neat React theme switcher component with zero dependencies, besides React itself. Heavily inspired by this amazing article https://web.dev/building-a-theme-switch-component/ by [Adam Argyle](https://github.com/argyleink).
Solves the '[Lazy load third-party resources with facades](https://web.dev/third-party-facades/)' warning for Intercom's chat widget. A pure JavaScript adaptation of Calibre's [React Live Chat Loader](https://github.com/calibreapp/react-live-chat-loader).
Plugin for legacy browsers in @web/dev-server
Dev server plugin for using storybook with es modules.
Vite Font Optimization will automatically inline font CSS to improvement [First Contentful Paint (FCP)](https://web.dev/fcp/) and [Largest Contentful Paint (LCP)](https://vercel.com/blog/core-web-vitals#largest-contentful-paint). For example:
Web test runner core
Code coverage using v8