Fresher service workers, by default
HTTP requests that check for updates to the service worker script will no longer be fulfilled by the HTTP cache by default, and imported scripts can trigger the service worker update flow.
Beyond SPAs - alternative architectures for your PWA
Building a Progressive Web App doesn't mean building a single page app! Read about alternative architectures for content-focused PWAs, to help you make the right decision for your use case.
Estimating Available Storage Space
navigator.storage.estimate() gives you insight into your web app's storage constraints.
Once upon an event listener
addEventListener now supports a once option, making it easier to define events that clean up after themselves.
auxclick is coming to Chrome 55
A new auxclick event will be fired for non-primary mouse button clicks.
Cross-origin Service Workers - Experimenting with Foreign Fetch
Third-party services can start deploying their own network request handlers.
CacheQueryOptions Arrive in Chrome 54
The full set of CacheQueryOptions are supported, making it easier to find the cached responses you're looking for.
Offline google analytics made easy
The sw-offline-google-analytics library gives you everything you need.
Stream Your Way to Immediate Responses
Start processing your service worker responses ASAP, thanks to ReadableStreams.
What’s new with KeyboardEvents? Keys and codes!
Two new attributes bring consistent keyboard event handling to the web.
Device Orientation Changes Are Coming to Chrome 50
DeviceOrientationEvent uses relative degrees, and there's a new DeviceOrientationAbsoluteEvent.
Prioritizing Your Resources with link rel='preload'
Chrome 50 adds support for rel='preload', and deprecates rel='subresource'.
HTMLMediaElement.play() returns a promise
Say goodbye to automatic playback uncertainty! play() now returns a Promise.
High resolution timestamps for events
Find out when events occur with microsecond precision, thanks to DOMHighResTimeStamp.
Collecting and iterating, the ES6 way
Maps, Sets, and for...of iteration are ES6 features that can change the way you work with collections of data.
Easier ArrayBuffer to String conversion with the Encoding API
The native Encoding API offers a straightforward way to convert between raw binary data and JavaScript strings.