A simple text editor designed to experiement with and demonstrate the new File System Access APIs.
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squoosh
Make images smaller using best-in-class codecs, right in the browser.comlink
Comlink makes WebWorkers enjoyable.quicklink
โก๏ธFaster subsequent page-loads by prefetching in-viewport links during idle timendb
ndb is an improved debugging experience for Node.js, enabled by Chrome DevToolscarlo
Web rendering surface for Node applicationsProjectVisBug
FireBug for designers โบ Edit any webpage, in any state https://a.nerdy.dev/gimme-visbugsw-precache
[Deprecated] A node module to generate service worker code that will precache specific resources so they work offline.react-adaptive-hooks
Deliver experiences best suited to a user's device and network constraintsui-element-samples
A collection of prototyped UI elementssw-toolbox
[Deprecated] A collection of service worker tools for offlining runtime requestswebpack-libs-optimizations
Using a library in your webpack project? Hereโs how to optimize itcritters
๐ฆ A Webpack plugin to inline your critical CSS and lazy-load the rest.psi
PageSpeed Insights Reporting for Nodebubblewrap
Bubblewrap is a Command Line Interface (CLI) that helps developers to create a Project for an Android application that launches an existing Progressive Web App (PWAs) using a Trusted Web Activity.lighthousebot
Run Lighthouse in CI, as a web service, using Docker. Pass/Fail GH pull requests.preload-webpack-plugin
Please use https://github.com/vuejs/preload-webpack-plugin instead.worker-plugin
๐ฉโ๐ญ Adds native Web Worker bundling support to Webpack.prerender-loader
๐ฐ Painless universal pre-rendering for Webpack.simplehttp2server
A simple HTTP/2 server for developmentjsvu
JavaScript (engine) Version Updatersize-plugin
Track compressed Webpack asset sizes over time.clooney
Clooney is an actor library for the web. Use workers without thinking about workers.browser-fs-access
File System Access API with legacy fallback in the browserproxx
A game of proximitydark-mode-toggle
A custom element that allows you to easily put a Dark Mode ๐ toggle or switch on your site:application-shell
Service Worker Application Shell Architecturepwacompat
PWACompat to bring Web App Manifest to older browserscontainer-query-polyfill
A polyfill for CSS Container Queriesidlize
Helper classes and methods for implementing the idle-until-urgent patternhoudini-samples
Demos for different Houdini APIsjsbi
JSBI is a pure-JavaScript implementation of the official ECMAScript BigInt proposal.css-triggers
A reference for the render impact of mutating CSS properties.howto-components
Literate code examples for common UI patterns.tooling.report
tooling.report a quick way to determine the best build tool for your next web project, or if tooling migration is worth it, or how to adopt a tool's best practice into your existing configuration and code base.page-lifecycle
PageLifecycle.js is a tiny JavaScript library that allows developers to easily observe Page Lifecycle API state changes cross browsercss-paint-polyfill
CSS Custom Paint / Paint Worklet polyfill with special browser optimizations.web-audio-samples
Web Audio API samples by Chrome Web Audio Teamchrome-for-testing
picture-in-picture-chrome-extension
estimator.dev
๐งฎ Calculate the size and performance impact of switching to modern JavaScript syntax.comlink-loader
Webpack loader to offload modules to Worker threads seamlessly using Comlink.pwa-wp
WordPress feature plugin to bring Progressive Web Apps (PWA) to CoreProgressiveWordPress
A Sample WordPress-based Progressive Web Appweb-push-codelab
text-app
A text editor for ChromeOS and Chromegulliver
A PWA directory, focusing on collecting PWA best practices and examples.wasm-feature-detect
A small library to detect which features of WebAssembly are supported.progressive-tooling
A list of community-built, third-party tools that can be used to improve page performancesvgomg-twa
A sample that project Trusted Web Activities technology to wrap SVGOMG in an Android Applicationweb-vitals-report
Measure and report on your Web Vitals data in Google Analyticspptraas.com
Puppeteer as a serviceprogressive-rendering-frameworks-samples
Samples and demos from the Progressive Rendering I/O talkwasm-bindgen-rayon
An adapter for enabling Rayon-based concurrency on the Web with WebAssembly.MiniMobileDeviceLab
A mini mobile web device labwebm-wasm
webm-wasm lets you create webm videos in JavaScript via WebAssembly.link-to-text-fragment
Browser extension that allows for linking to arbitrary text fragments.cronet-sample
A sample for the Cronet librarybuffer-backed-object
Buffer-backed objects in JavaScript.pinch-zoom
webpack-training-project
A training project for learning Webpack optimizationssamesite-examples
Examples of using the SameSite cookie attribute in a variety of language, libraries, and frameworks.airhorn
Air hornAutoWebPerf
AutoWebPerf provides a flexible and scalable framework for running web performance audits with arbitrary audit tools including PageSpeedInsights, WebPageTest and more.first-input-delay
A JavaScript library for measuring First Input Delay (FID) in the browser.tti-polyfill
Time-to-interactive polyfillreact-shrine
"Shrine" Progressive Web App sample built with Reactdynamic-import-polyfill
A fast, tiny polyfill for dynamic import() that works in all module-supporting browserswasi-fs-access
This is a demo shell powered by WebAssembly, WASI, Asyncify and File System Access API.native-url
Node's url module implemented using the built-in URL API.two-up
adaptive-loading
Demos for Adaptive Loading - differentially deliver fast, lighter experiences for users on slow networks & devicesso-pwa
A progressive web app to read Stack Overflow content.import-from-worker
Itโs like import(), but runs the module in a worker.sample-pie-shop
Example e-commerce site to explore PWA (Progressive Web App) use cases.file-drop
A simple file drag and drop custom-elementserial-terminal
Demo application for the Web Serial API.form-troubleshooter
postcss-jit-props
A CSS custom property helper based on PostCSS. Supply a pool of variables and this plugin will add them to the stylesheet as they are used.audioworklet-polyfill
๐ Polyfill AudioWorklet using the legacy ScriptProcessor API.http2-push-manifest
Generate a list of static resources for http2 push.pointer-tracker
Track mouse/touch/pointer events for a given element.pr-bot
๐ค Compare your base branch to a pull request and run plugins over it to view differencesdiscovery
Discoveries on Sustainable Loading researchimagecapture-polyfill
MediaStream ImageCapture polyfill. Take photos from the browser as easy as .takePhoto().then(processPhoto)tasklets
telnet-client
extension-manifest-converter
credential-management-sample
Credential Management Samplewadb
A TypeScript implementation of the Android Debug Bridge(ADB) protocol over WebUSBextension-update-testing-tool
Tool for testing the update flow for Chrome Extensions during development, including permission grants.wasm-av1
Port of the AV1 Video codec to WebAssemblyhoudini.how
A community-driven gathering place for CSS Houdini worklets and resources.pwa-workshop-codelab
perf-track
Tracking framework performance and usage at scalekv-storage-polyfill
A polyfill for the kv-storage built-in module.http2push-gae
Drop-in HTTP2 push on App Enginechromeos_smart_card_connector
Smart Card Connector App for Chrome OSsnapshot
devwebfeed
Firehose of team++ resourcessample-currency-converter
A sample currency conversion Progressive Web AppLove Open Source and this site? Check out how you can help us